WO1994019382A1 - Propylene block copolymer, process for producing the same, and modified copolymer produced therefrom - Google Patents
Propylene block copolymer, process for producing the same, and modified copolymer produced therefrom Download PDFInfo
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- WO1994019382A1 WO1994019382A1 PCT/JP1994/000291 JP9400291W WO9419382A1 WO 1994019382 A1 WO1994019382 A1 WO 1994019382A1 JP 9400291 W JP9400291 W JP 9400291W WO 9419382 A1 WO9419382 A1 WO 9419382A1
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- propylene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
- C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
- C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/04—Reduction, e.g. hydrogenation
Definitions
- the present invention relates to a novel propylene-based block copolymer, a method for producing the same, and a hydrogenated propylene-based block copolymer and a modified copolymer of the copolymer. More specifically, the present invention has an excellent balance between stiffness and impact resistance, does not generate gel, can control the activation energy of the melt flow arbitrarily, has good moldability, and is modified.
- a propylene-based block copolymer having an unsaturated group useful for a compound reaction such as a reaction-graft reaction, a method for efficiently producing the propylene-based block copolymer, and hydrogenation using the propylene-based block copolymer The propylene-based block copolymer, or even the propylene-based block copolymer, is modified so that its reactive unsaturated groups are hydroxyl, carboxyl, epoxy, nitro, amino, amino, acyl, sulfone, Modified copolymers with functional groups such as nitrogen groups introduced, which are rich in adhesiveness, printability, hydrophilicity, polymer reforming properties, antistatic properties, flame retardancy, etc. It is.
- propylene-based polymers are being designed with new properties (especially melt tension) to fully utilize the inherent properties of propylene-based polymers and to be developed for a wider range of applications.
- new properties especially melt tension
- propylene homopolymers and their copolymers are inexpensive and have excellent mechanical strength, gloss, transparency, moldability, moisture resistance, chemical resistance, etc.
- this propylene polymer has the disadvantage that it has poor affinity for other substances due to its nonpolar molecular structure, and its adhesion, painting, printing, and antistatic properties are extremely poor. ing.
- a part of the polymer is oxidized by a chromic acid mixed solution or a heat treatment, or (2) a polar group-containing compound such as maleic anhydride, Methods such as graft modification with methyl methacrylate, acrylonitrile, etc., and (3) copolymerization with a polar group-containing comonomer have been proposed.
- the method (1) has a serious limitation in industrial implementation due to the strong acidity or toxicity of the treating agent, or the difficulty of the treating conditions and the inhomogeneous effect. .
- method (2) has been partially put into practical use, it is inevitable that the properties of the modified polymer will deteriorate or deteriorate due to cross-linking, and it will respond to increasingly sophisticated use conditions and usage requirements. The fact is that it is not enough.
- method (3) has not yet escaped from the idea area, and many problems need to be solved for practical use.
- Japanese Patent Application Laid-Open No. 61-85405 discloses a method of copolymerizing propylene with 1,4-dienes. This method makes it possible to produce a copolymer having a 1,1-disubstituted olefin in a side chain (that is, having an pendant olefin) by using bifunctional olefins having different reactivities. I have.
- this pendant torefin has a disadvantage that it is susceptible to chemical reaction restrictions due to its branched structure. For example, a graft reaction with a polar monomer or an off-line is extremely difficult.
- a similar copolymer is also disclosed in Japanese Patent Application Laid-Open No. Sho 62-95503, but this is a long-chain branched polyethylene copolymer because of high-pressure radical polymerization. However, it has a drawback of low density and therefore low strength and elastic modulus. In addition, the residual double bond is of an olefinic nature, has only reactivity with the olefin, limits the graft reforming, and has the disadvantage that it cannot react with a polar vinyl monomer.
- the present invention overcomes such disadvantages of the prior art, suppresses the generation of a gel due to a cross-linking reaction or a cyclization reaction, and has an excellent balance between rigidity and shock resistance.
- a propylene-based block copolymer having an arbitrarily controllable activation energy, good moldability, and an unsaturated group useful for chemical reactions such as a graphitization reaction and a denaturation reaction.
- the present inventors have conducted intensive studies to achieve the above object, and as a result, the present inventors have found that a specific proportion of a specific propylene-based polymer block and a specific ethylene-propylene-based copolymer block, and at least A propylene-based block copolymer in which a unit derived from a hydrocarbon compound having two unsaturated bonds in one block is introduced at a specific ratio, the generation of gel is suppressed, and the rigidity and impact resistance are improved. It has been found that, in addition to being excellent in balance, it has good moldability, has an unsaturated bond in the side chain, and can easily introduce a functional group by a chemical reaction such as a modification reaction.
- propylene is used with a hydrocarbon compound having two unsaturated bonds.
- a hydrocarbon compound having two unsaturated bonds When polymerizing an ethylene polymer block component or an ethylene-propylene copolymer block component, it reacts with the transition metal compound and the transition metal compound or a derivative thereof to form an ionic complex.
- a catalyst system consisting of a combination with a compound capable of forming a polymer, a block component having extremely good activity and random copolymerizability is generated, and therefore, unsaturated hydrocarbon charged into the system at the start of polymerization is used.
- the present invention contains (A) a pro Pile emission units or pro Pile emission units and 4 Orefui down units wt% carbon number 2-8, in 13 C one NMR measurement, 1, 2, 4 Of the peaks derived from the methyl group present in the side chain of the propylene chain with tetramethylsilane as the internal standard in one-micron benzene, 21. 0 to 22.
- the present invention is characterized in that, as a polymerization catalyst, a compound mainly composed of a transition metal compound and a compound capable of reacting with the transition metal compound or a derivative thereof to form an ionic complex is used.
- the method for producing the above-mentioned propylene-based block copolymer [1], homopolymerization of propylene or random copolymerization of propylene with an olefin having 2 to 8 carbon atoms was carried out at 50 to 90% by weight of the total block copolymer. And then, in the presence of a propylene polymer, 1 with propylene, 2 (a) — general formula (I)
- R 1 to R 8 each represent a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, which may be the same or different,
- Q ′ represents a divalent organic group having 1 to 20 carbon atoms.
- R 9 , R ′ ° and R 11 each represent a hydrogen atom, a halogen atom or an alkyl group having 1 to 8 carbon atoms, which may be the same or different, and Q 2 represents M represents a divalent organic group having 1 to 20 carbon atoms, and m represents an integer of 1 to 4. ]
- R] 2 to R 39 each represent a hydrogen atom, a halogen atom or a hydrocarbon group having 1 to 20 carbon atoms, and R 12 to R 21 , R 22 to R 31, and R 32 to R 3 R is an alkenyl group or an alkylidene group, and X, n and y are each
- Random copolymerization with at least one type of hydrocarbon compound having two unsaturated bonds selected from the compounds represented by (V) is 50 to 90% by weight of the total block copolymer , And thereafter, random copolymerization of ethylene and propylene is carried out in the presence of the propylene copolymer.
- the random copolymerization of 2 to 8 orbs with a hydrocarbon compound having at least one unsaturated bond selected from the compounds represented by the above general formulas (I) to (V) The process is carried out until the block copolymer reaches 50 to 90% by weight, and then, in the presence of the propylene copolymer, propylene and the compounds represented by the above general formulas (I) to (V) are selected. At least one selected hydrocarbon compound having two unsaturated bonds
- a method for producing the propylene-based block copolymer [1], wherein the propylene-based block copolymer [1] obtained by the above-mentioned method is characterized by hydrogenation.
- the propylene-based block copolymer [1] of the present invention is substantially a component block (hereinafter sometimes referred to as a block (A)). ⁇ as well as
- Block (B) Component block [hereinafter sometimes referred to as block (B). And a reduced viscosity at a temperature of 135 ° C. and a concentration of 0.05 gZ decitrile measured in decalin within a range of 0.01 to 30 deciliters Zg.
- block (A) and block (B) Component block [hereinafter sometimes referred to as block (B).
- Consisting of (B) means that at least one of each of the blocks (A) and (B) is present, and that both blocks are on the true "block copolymer" existing on the unit polymer chain. Besides that the formation of both blocks can be a physical mixture of the two blocks, which could be equivalent to what would be done by continuing to carry out the polymerization step producing each block. And a block polymer or a physical mixture with a third block or a third component other than both blocks is not excluded.
- a typical or preferred propylene-based block copolymer [1] is one in which both blocks are present, and first generates block (A) and then continuously generates block (B). And, in the polymerization process, a block (A) and / or a block (B) selected from among the compounds represented by the general formulas (I) to (V). With one kind of unsaturated bond Units derived from a compound are introduced.
- the content of the block (A) is 50 to 95 with respect to the total amount of the block (A) and the block (B). It is necessary that the weight be in the range of preferably 60 to 92% by weight, more preferably 65 to 90% by weight. If the content of the block (A) is less than 50% by weight, the rigidity is insufficient, and if it exceeds 95% by weight, the impact strength of the shochu is reduced.
- the content of block (B) is therefore in the range from 5 to 50% by weight, preferably from 8 to 40% by weight, more preferably from 10 to 35% by weight.
- the propylene-based block copolymer [1] of the present invention has a reduced viscosity at a temperature of 135 ° C and a concentration of 0.05 gZ in decalin measured in decalin of 0.01 to 30 g. It should be in the range of 0.1 g of desiritol, preferably in the range of 0.1 g / g to 20 g / g. If the reduced viscosity is less than 0.01 deciliters Zg, the mechanical strength will be insufficient, and if it exceeds 30 deciliters Zg, the moldability will be reduced.
- At least one of the block A and the block B contains one of the compounds represented by the general formulas (I) to (V). From 0.01 to 15.0 weight units derived from a hydrocarbon compound having at least one unsaturated bond selected from the group consisting of: The relationship between the moles of DOU and the total content of unsaturated groups observed in the copolymer (the relationship with
- the unsaturated group in this block copolymer is Rather than being consumed by side reactions such as gelation and cross-linking, it serves as a reactive precursor group that can be used for the grafting reaction-denaturation reaction.
- the content of units derived from the hydrocarbon compound having two unsaturated bonds (DOU mol%) and the total content of unsaturated groups (TUS mol%) observed in the copolymer are as follows: It is calculated as follows. First, the content of D ⁇ U can be calculated from NMR analysis. On the other hand, in the case of TUS, when the unsaturated group derived from a hydrocarbon compound having two unsaturated bonds is a vinyl group, it is formed at the end of the molecular chain—substantially distinguished from the vinyl group derived from the olefin.
- a vinyl-type unsaturated group at the molecular end observed in the propylene-based block copolymer [1] of the present invention, or a vinyl group derived from a hydrocarbon compound having two unsaturated bonds with the vinyl group is used.
- Unsaturated groups corresponding to the sum of the above can be easily identified and quantified by preparing a press sheet at a temperature of 190 and measuring the infrared absorption spectrum.
- the propylene-based polymer block of the component (A) comprises (1) a propylene homopolymer, (2) a propylene unit and 4% by weight or less carbon atoms of 2% or less.
- ⁇ 8 of Olef (3) a random copolymer comprising a propylene unit and a unit derived from a hydrocarbon compound having two unsaturated bonds in an amount of 0.001 to 15.0% by weight; (4) a unit derived from a hydrocarbon compound having a propylene unit, an olefin unit having 2 to 8 carbon atoms of 4% by weight or less and two unsaturated bonds, and 0.001 to 15.0% by weight.
- C 2-8 carbon atom examples include ethylene; butene-1; pentene-1; hexene-1; octene-1; 3-methylbutene-11; 4-methylpentene-11; 3-methylpentene-1. 1; 3—methylhexene-1; 4-methylhexene-1; 5—methylhexene-1 and the like.
- ethylene, butene-11, hexene-1 and octene-1 Preferably, ethylene is particularly preferred.
- the orifices may be used alone or in combination of two or more.
- the content of the olefin unit in the propylene polymer block is 4% by weight or less, preferably 2% by weight or less.
- the propylene-based polymer block of the component (A) was analyzed by ' 3 C-NMR measurement to determine the side chain of the propylene chain with tetramethylsilane as the internal standard in 1,2,4-trichlorobenzene.
- the peak area of the peak observed between 21.0 to 22.0 ppm is 7 5% or more, preferably 80% or more, and more preferably 85% or more. That is, it is a crystalline block component o
- the ethylene-propylene copolymer block of the component (B) comprises (1) 20 to 90% by weight of ethylene units and propylene units.
- a part of ethylene for example, 5.0% by weight or less may be replaced with a one-year-old refin having 4 or more carbon atoms.
- At least one of the component (A) component block and the component (B) component block is a unit derived from a hydrocarbon compound having two unsaturated bonds. It is necessary to contain 0.001 to 15.0% by weight.
- hydrocarbon compound having two unsaturated bonds examples include (a) a compound represented by the general formula (I)
- R 12 to R 3S , R, x, n and y are the same as described above.
- a cyclic polyene having a norbornene skeleton represented by the following formula:
- linear non-conjugated diene compound represented by the above general formula (I) examples include 1,4-gens, for example, 4-methyl-1,4-hexadiene; 5-methyl-11,4-hexadiene; 4, 5-dimethyl-1,4-hexadiene; 4-ethyl-1,4-hexadiene; 5-ethyl-1,4-hexadiene; 4,5—Jetyl-1,4-hexadiene; 4-methyl-1, 4 1-butadiene; 5—methyl-1-butadiene; 4,5-dimethyl-1,4-heptadiene; 4—ethyl-1,4,1 butadiene; 5—ethyl-1,4, butadiene 4, 5—Jetyl-1,4-butadiene; 4—Methyl-1,4, octadiene; 5—Methyl-1,4—octadiene; 4,5—Dimethyl-1,4-octadiene; 4—Eth
- aromatic diolefin compound represented by the general formula (II) examples include p- (2-propenyl) styrene; m- (2-propenyl) styrene; p— (3— Butenyl) styrene; m— (3-butenyl) styrene; 0— (3-butenyl) styrene; p— (4—pentenyl) styrene; m— (4—pentenyl) styrene; o—
- examples of the cyclic polyene having a norbornene skeleton represented by the above general formulas ( ⁇ ), (IV) and (V) include, for example, dicyclopentadiene, dimethyldicyclopentene, and getyldicyclopentene.
- dicyclopentadiene dimethyldicyclopentene
- getyldicyclopentene 5-, vinyl-1-norbornene, 5-aryl-2-norbornene, 5-propornyl-2-norbornene, 5-ethylidene-2—norbornene, norbornadiene, 5-methylnorbornadiene, etc.
- These cyclic polyenes may be used alone or in a combination of two or more.
- the above-mentioned linear non-conjugated diene compound, aromatic diolefin compound and cyclic polyene having a norbornene skeleton may be used in an appropriate combination.
- the melting of the block copolymer obtained when copolymerization with propylene or terpolymerization with propylene-ethylene is performed.
- the activation energy of the flow may increase. This is considered to indicate that the block copolymer in this case contains a graft chain.
- the propylene-based block copolymer [1] of the present invention as a polymerization catalyst, (d) a reaction with a transition metal compound and (e) a reaction with the transition metal compound or a derivative thereof to form an ionic compound. It is preferable to use a compound whose main component is a compound capable of forming a complex.
- transition metal compound As the transition metal compound as the component (d) in the catalyst, a transition metal compound containing a metal belonging to Groups 3 to 10 of the periodic table or a lanthanide series metal can be used.
- a transition metal compound containing a metal belonging to Groups 3 to 10 of the periodic table or a lanthanide series metal can be used.
- titanium, zirconium, hafnium, chromium, manganese, nickel, palladium or platinum is preferred, and zirconium, hafnium, titanium, nickel and palladium are particularly preferred.
- Such transition metal compounds include various compounds.
- compounds containing transition metals of Groups 4 and 8 to 10 especially transition metals selected from Group 4 of the periodic table, ie, titanium, zirconium or Is preferably a hafnium-containing compound.
- M 1 represents a transition metal of Group 4 of the periodic table such as titanium, zirconium, or hafnium;
- C p represents a cyclopentenyl group, a substituted cyclopentagenyl group, It represents a cyclic unsaturated hydrocarbon group or a chain unsaturated hydrocarbon group such as an indenyl group, a substituted indenyl group, a tetrahydroindenyl group, a substituted tetrahydroindenyl group, a fluorenyl group or a substituted fluorenyl group.
- the cyclopentene genenyl group may have a part of carbon atoms substituted with a hetero atom such as nitrogen or phosphorus.
- R 4 °, R 41 , R 42 and R 43 each independently represent a ligand such as a binding ligand, a chelating ligand or a Lewis salt group;
- Specific examples of the hydrogen atom include a hydrogen atom, an oxygen atom, a halogen atom, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, and an alkyl aryl group.
- Examples thereof include an arylalkyl group, an alkoxy group having 1 to 20 carbon atoms, an aryl group, a substituted aryl group, and a substituent containing a gay atom.
- Examples of the chelating ligand include an acetylacetonate group and a substituted acetylacetonate group.
- A indicates a crosslink by a covalent bond.
- a, b, c and d each independently represent an integer of 0 to 4, and e represents an integer of 0 to 6.
- R 4 °, R 41 , R 42 and And two or more of R 43 may combine with each other to form a ring.
- the substituent is preferably an alkyl group having 1 to 20 carbon atoms.
- the substituent is preferably an alkyl group having 1 to 20 carbon atoms.
- two C ⁇ may be the same or different from each other.
- C The substituted cyclopentagenenyl in the above formulas (VI) to (VIII) Examples of the group include a methylcyclopentagenenyl group, an ethylcyclobenzyl group, an isopropylcyclopentagenenyl group, a 1,2-dimethylcyclopentagenenyl group, and a tetramethylcyclopentenyl group.
- R 4e to R 43 in the above formulas (VI) to (IX) include, for example, a fluorine atom, a chlorine atom, a bromine atom, an iodine atom, and a halogen atom having 1 to 20 carbon atoms.
- Examples of the covalent cross-linking of A in the above formula (VIII) include a methylene cross-link, a dimethylmethylene cross-link, an ethylene cross-link, a 1,1-cyclohexylene cross-link, a dimethyl silylene cross-link, and a dimethylgermylene cross-link. , Dimethyls-fusylene cross-linking, etc.
- Examples of the compound represented by the general formula (VI) include (pentamethylcyclopentagenenyl) trimethyl zirconium, (pentamethylcyclopentagenenyl) triphenyl zirconium, and (pentamethylcyclopentene).
- Examples of the compound represented by the general formula (VII) include bis (cyclopentene genyl) dimethyl zirconium, bis (cyclopentene genyl) diphenyl zirconium, bis (cyclopentene genyl) getyl zirconium, bis (Cyclopentagenyl) dibenzyl zirconium, bis (cyclopentenyl) dimethoxyzirconium, bis (cyclopentagenenyl) dichlorozirconium, bis
- Examples of the compound represented by the general formula (VIII) include ethylenebis (indenyl) dimethylzirconium, ethylenebis (indenyl) dichlorozirconium, ethylenebis (tetramethylindenyl) dimethylzirconium, Ethylenebis (tetrahydroindenyl) dichlorozirconium, dimethylsilylenebis (cyclopentenyl) dimethylzirconium, dimethylsilylenebis (cyclopentagenenyl) dichlorozirconium, isopropylidene (cyclopentenyl) (9-fluorenyl) ) Dimethylzirconium, isopropylidene (cyclopentenyl) (9-fluorenyl) dichlorozirconium, [phenyl (methyl) methylene] (9-fluorenyl) (cyclopentyl) Jenyl) dimethyl zirconium, diphenylmethylene (cyclopentenyl) (9-fluorenyl) dimethyl
- the compound represented by the general formula (IX) for example, tetramethylzirconium, tetrabenzirconium, tetramethoxyzirconium, tetraethoxyzirconium, tetrabutoxyzirconium, tetrachloride Zirconium, tetrabromozirconium, zirconium butoxytrichloride, zirconium dibutoxycyclo, zirconium tributoxycyclo, bis (2,5-di-tert-butylphenoxy) dimethyl zirconium, bis (2,5 di-t) -Butylphenoxy) dichlorozirconium, zirconiumbis (acetylacetonato), and the like, and further include compounds in which zirconium is replaced by titanium or hafnium.
- Such compounds include, for example, those represented by the general formula (X)
- Y 1 is carbon, gayne, germanium or a tin atom
- R 44 , -C 5 H 4 --and R 44 u -C 5 H 4 -u are each a substituted cyclopentageni.
- t and u each represent an integer of 1-4.
- R 4 4 is a hydrogen atom, silyl group or a hydrocarbon group, which may being the same or different. Further, even rather small in the consequent opening Pentajeniru group one, R 4 4 is present on one of the carbon also rather small next to the carbon bonded to the Y 1.
- R 4 5 is a hydrogen atom, an alkyl group or ⁇ Li Lumpur group having a carbon number of 6-2 0 1-2 0 carbon atoms, Arukirua Li Lumpur groups Wakashi clause ⁇ Li Ruarukiru group.
- M 2 represents a titanium, zirconium or hafnium atom;
- X 1 represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, and an alkyl aryl.
- X 1 is rather good even though being the same or different, R 4 5 may also have be the same or different from each other.
- Examples of the substituted cyclopentagenenyl group in the general formula (X) include a methylcyclopentagenenyl group; an ethylcyclopentenyl group; an isopropylcyclopentenyl group; a 1,2-dimethylcyclopentenyl group; 3-dimethylcyclopentenyl group; 1,2,3-trimethylcyclopentenyl group; and 2,4-trimethylcyclopentenyl group.
- Specific examples of X 1 include F, C 1, Br, I as a halogen atom, and methyl, ethyl, n-propyl, isopropyl, n-alkyl as an alkyl group having 1 to 20 carbon atoms.
- Examples of such a compound of the general formula (X) include, for example, dimethylsilylenebis (2,3,5-trimethylcyclopentene genyl) zirconium dichloride, and these zirconiums as titanium or hafdium. Substituted compounds can be mentioned.
- Cp is a cyclopentagenenyl group, a substituted cyclopentagenenyl group, an indenyl group, a substituted indenyl group, a tetrahydroindenyl group, a substituted tetrahydroindenyl group.
- a cyclic unsaturated hydrocarbon group or a chain unsaturated hydrocarbon group such as a fluorenyl group or a substituted fluorenyl group.
- M 3 represents a titanium, zirconium or hafnium atom
- X 2 represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, an alkylaryl group or an aryl group.
- Z is S i R 46 2 ,
- R 46 2 CR 4 S, CR 46 CR 46 , CR 46 2 S i R 4e 2 or Ge R 46 2, where Y 2 is one N (R 47 ) —, one 0—, — S— or — P (R 47 ).
- the R 46 is a hydrogen atom or a 2 0 alkyl having non-hydrogen atom of up to one, Ariru, silyl, halogenated alkyl, halogenation ⁇ Li Ichiru group and a group selected from combinations thereof, R 47 Is an alkyl having 1 to 10 carbons or an aryl group having 6 to 10 carbons, or a fused ring system of one or more R 46 and up to 30 non-hydrogen atoms. It may be formed.
- w represents 1 or 2.
- the transition metal compound containing a transition metal of Group 5 to Group 10 is not particularly limited.
- Specific examples of the chromium compound include tetramethylchrom, tetra (t-butoxy) chromium, and bis (cyclopentene). Evening gen) Chromium, hydride tricarbonyl (cyclopentagenenyl) chrome, hexacarbonyl (cyclopentagenenyl) chromium, bis (benzene) chromium, tricarbonyl tris (triphenyl phosphonate) ) Chromium, tris (aryl) chromium, triphenyl tris (tetrahydrofuran) chromium, chromium tris (acetyl acetate) and the like.
- manganese compounds include tricarbonyl (cyclopentene). Genil) Manganese, pentacarbonylmethyl manganese, bis (cyclopentagenenyl) manganese, manganese bis (acetyl acetate).
- the nickel compound include dicarbonylbis (triphenylphosphine) nickel, dibromobis (triphenylphosphine) nickel, dinitrogenbis [bis (tricyclohexylphosphine) nickel], chlorohydridobis (Tricyclohexylphosphine) Nickel, Clos (phenyl) bis (triphenylphosphine) Niggel, Dimethylbis (trimethylphosphine) Nickel, Getyl (2,2'-vipyridyl) Nickel, Bis ( (Aryl) nickel, bis (cyclopentenyl) nickel, bis (methylcyclopentenyl) nickel, bis (pentamethylcyclopentenyl) nickel, aryl (cyclopentenyl) nickel, (cyclopentenyl) (Cyclooctadiene) nickel tetrafluoroborate, bis (cyclooctadiene) nickel, nickel bisacetylacetonatonate, arylnickel chloride, t
- palladium compounds include dichlorobis (benzonitryl) no, 'radium, carbonyltris (triphenylphosphine) palladium, dichlorobis (triethylphosphine) no,' radidium, bis (isocyanide). Butyl) palladium, palladium bis
- the transition metal compound of the component (d) may be used singly or in combination of two or more, and a transition metal compound modified with an electron donating compound may be used. can do.
- the compound used as the component (e), which can react with the transition metal compound of the component (d) or a derivative thereof to form an ionic complex includes (e-1) An ionic compound which reacts with the transition metal compound of the component (d) to form an ionic complex, (e-2) aluminoxane, and (e-3) Lewis acid can be exemplified.
- any ionic compound that forms an ionic complex in response to the transition metal compound of the component (d) can be used.
- M 4 is the Periodic Table 5-1 Group 5 element,.
- a 1 to A n which preferably a periodic table 1 3-1 Group 5 element are each a hydrogen atom, C port Gen atoms, C1-C20 alkyl group, C2-C40 alkylamino group, C1-C20 alkoxy group, C6-C20 aryl group, C6-C20 alkyl group Aryloxy group, alkylaryl group having 7 to 40 carbon atoms, arylalkyl group having 7 to 40 carbon atoms, halogen-substituted hydrocarbon group having 1 to 20 carbon atoms, acyloxy group having 1 to 20 carbon atoms group, organic main evening Roy de group, or, two or more of.
- n Represents an integer of [(valence of central metal M 4 ) + 1].
- [Z 2 ] _ represents brenstead acid alone having a logarithm (PK a) of the reciprocal of the acid dissociation constant of ⁇ 10 or less.
- blur Shows the conjugate base of a combination of a steadic acid and a Lewis acid, or a conjugate base generally defined as a super strong acid. Further, a Lewis base may be coordinated.
- R 48 represents a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, an alkyl aryl group or an aryl alkyl group, and R 48 and R 5 (1 is A cyclopentenyl group, a substituted cyclopentenyl group, an indenyl group or a fluorenyl group, and R 51 is an alkyl group having 1 to 20 carbon atoms, an aryl group, an alkylaryl group or an arylalkyl group. It denotes a group.
- R 52 is Tetorafue two Ruporufi Li down, the.
- k showing a macrocyclic ligand such Futaroshia two down 1-3 at I O emissions valence of [teeth 1 one R 48], CL 2] integer
- p is an integer of 1 or more
- q c
- M 5 is a (k X p) is the periodic table 1-3 are those containing 1 1-1 3, 1 7 group elements
- M 6 is The elements of the Periodic Table Tables 1 to 12 are shown.
- L 1 examples include ammonia, Mechirua Mi emissions, ⁇ N-methyl, dimethylamine, getylamine, N—methylaniline, diphenylamine, N, N—dimethylaniline, trimethylamine, triethylamine, 'tree Amines such as n-butylamine, methyldiphenylamine, pyridine, ⁇ -bromo-N, N-dimethylaniline, p-two-row N, N-dimethylaniline, triethylphosphine, triline Phosphines such as phenylphosphine and diphenylphosphine, thioethers such as tetrahydrohydriophene, esters such as ethyl benzoate, acetonitril and benzonitrile. Rils and the like can be mentioned.
- R 48 are hydrogen, methyl, Echiru group, etc. can and Ageruko benzyl group, preparative rutile group, specific examples of R 48, R 5 is Shikuropen evening Jeniru group, methylcyclopentene evening Jeniru Groups, ethyl cyclopentenyl group, pentamethylcyclopentagenenyl group, and the like.
- R 51 include a phenyl group, a p-tolyl group, a p-methoxyphenyl group and the like.
- R 52 include tetrafluorophenylporphine, phthalocyanine, aryl, and meta- Examples include lils.
- M 5 L i, Na, K, Ag, C u, B r, I, and I 3 can and elevation Geruko
- specific examples of M 6 are, Mn , Fe, Co, Ni, Zn, and the like.
- ⁇ 4 examples include B, Al, Si, P, As, Sb, etc. preferred properly can be mentioned B and a l.
- a 2 ⁇ A n is Jimechirua Mi cyano group as Jiarukirua Mi amino group, such as GETS Chirua Mi amino group, an alkoxy group Wakashi clause ⁇ Charoxyl such as methoxy, ethoxy, n-butoxy and phenoxy groups Methyl, ethyl, n-propyl, isopropyl, n-butyl, isopropyl, n-octyl, n-eicosyl, phenyl, ⁇ -tolyl , Benzyl, 4-t-butylphenyl, 3,5-dimethylphenyl, etc., fluorine, chlorine, bromine, iodine as a halogen atom, P-fluorophenyl group as a heteroatom-containing hydrocarbon group, 3,5-difluorophenyl group, pentafluorophenyl group, 3,4,5-trifluoroph
- non-coordinating anion ie, a combined base [Z 2 ] composed of prensted acid alone or a combination of brenstead acids and Lewis acids having a pKa of ⁇ 10 or less
- non-coordinating anion ie, a combined base [Z 2 ] composed of prensted acid alone or a combination of brenstead acids and Lewis acids having a pKa of ⁇ 10 or less
- ionizable compound which reacts with the transition metal compound of the component (d) to form an ionic complex include triethylammonium tetraphenylborate.
- an ionic compound which forms an ionic complex by reacting with the transition metal compound of the component (d) may be used singly or in combination of two or more. You may.
- R 5 3 is halogen atom, 2 0, favored properly represents 1-1 2 alkyl group, an alkenyl group, Ariru group, a hydrocarbon group such as ⁇ reel alkyl group, each R 5 3 may be the same or different, and s indicates the degree of polymerization, and is usually an integer of 3 to 50, preferably 7 to 40.
- aluminoxane having a polymerization degree of 7 or more is preferable.
- aluminoxane having a degree of polymerization of 7 or more or a mixture thereof high activity can be obtained.
- a modified aluminoxane which is obtained by modifying the aluminoxane represented by the general formulas (XIV) and (XV) with a compound having active hydrogen such as water and which is insoluble in a general solvent can also be suitably used.
- Examples of the method for producing the aluminoxane include a method in which an alkylaluminum is brought into contact with a condensing agent such as water.
- the method is not particularly limited, and the reaction may be performed according to a known method.
- the aluminoxane may be toluene-insoluble.
- aluminoxanes may be used alone or in a combination of two or more.
- the Lewis acid as the component (e-3) is not particularly limited, and may be an organic compound or a solid inorganic compound.
- a boron compound or an aluminum compound is preferably used, and as the inorganic compound, a magnesium compound, an aluminum compound or the like is preferably used.
- the aluminum compound include bis (2,6-dibutyl-4-methylphenoxy) aluminummethyl and (1,1,2-bi-2-naphthoxy) aluminummethyl.
- One of these Lewis acids may be used, or two or more may be used in combination.
- the use ratio of the (d) catalyst component and the (e) catalyst component is preferably 1 mole in the case of using the (e-1) compound as the catalyst component. 0: 1 to 1:10, more preferably 2: 1 to 1:10, more preferably 1: 1 to 1: 5, and when a compound (e-2) is used.
- the molar ratio is preferably in the range of 1:20 to 1: 10,000, more preferably in the range of 1: 100 to 1: 2,000.
- the (e-3) compound is used, the molar ratio is preferably 10: 1 to 1: 2,000, more preferably 5: 1 to 1: 1,000, and further preferably.
- the range of 2: 1 to 1: 500 is desirable.
- the polymerization catalyst may contain the above-mentioned components (d) and (e) as main components, or may contain the components (d), (e) and (f) an organoaluminum compound. It may be contained as a main component.
- organoaluminum compound of the component (f) is represented by the general formula (XVI)
- R 54 represents an alkyl group having 1 to 10 carbon atoms
- Q represents a hydrogen atom, an alkoxy group having 1 to 20 carbon atoms, an aryl group or a halogen atom having 6 to 20 carbon atoms
- r represents It is an integer of 1-3.
- Specific examples of the compound represented by the general formula (XVI) include: Aluminum, triethylaluminum, trisopropylaluminum, triisobutylaluminum, dimethylaluminum chloride, getylaluminum chloride, methylaluminum dichloride, ethylaluminum dichloride, Examples include dimethylaluminum fluoride, diisobutylaluminum hydride, getylaluminum hydride, and ethylaluminum sesquichloride. These organic aluminum compounds may be used alone or in combination of two or more. You may.
- the molar ratio of the catalyst component (d) to the catalyst component (f) is preferably 1: 1 to 1: 2,000, more preferably 1: 5 to 1: 1,000, More preferably, the ratio is in the range of 1:10 to 1: 500.
- At least one of the catalyst components can be used by being supported on a suitable carrier.
- the type of the carrier is not particularly limited, and any of inorganic oxide carriers, other inorganic carriers and organic carriers can be used, and inorganic oxide carriers and other inorganic carriers are particularly preferable.
- the inorganic oxide support specifically, S i 0 2, A 12 0 3, M g 0, Z r 02, T i 02, F e 2 0 3, B 2 0 3, C a 0, Z n O, B a O, T h 0 2 and mixtures thereof, for example, silica alumina, Zeorai DOO, ferrite, sepiolite bets, and etc. Gurasufu Aiba is. Among these, in particular S i 0 2, A 12 03 virtuous Good.
- the inorganic oxide carrier may contain a small amount of carbonate, nitrate, sulfate and the like.
- a magnesium compound represented by a general formula MgR 5 X 3 i represented by a magnesium compound such as MgCl 2 , Mg (OC 2 H 5 ) 2 or a complex salt thereof.
- R 55 is an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms or an aryl group having 6 to 20 carbon atoms
- X 3 is a halogen atom or an alkyl having 1 to 20 carbon atoms.
- Each R 55 and each X 3 may be the same or different.
- organic carrier examples include polymers such as polystyrene, substituted polystyrene, styrene-divinylbenzene copolymer, polyethylene, polypropylene, and polyarylate, starch, and nylon.
- the carrier used in the present invention Mg C l 2, Mg C l (0 C 2 H 5), M g (0C 2 H 5) 2, S i 0 2, A 1 2 0 3 , etc. are preferable arbitrary.
- the properties of the carrier vary depending on the type and the production method, but the average particle size is usually l to 300 / m, preferably 10 to 200 m, more preferably 20 to 100 m. is there.
- the particle size is small, fine powder in the polymer increases, and if the particle size is large, coarse particles in the polymer increase and the bulk density decreases.
- the specific surface area of the carrier is usually 1 ⁇ 1, 0 0 01! 1 2 £, preferably ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ , pore volume is typically 0.. 1 to 5 cm 3, good Mashiku 0.3 3 cm 3 Zg.
- the catalyst Activity may decrease.
- the specific surface area and the pore volume can be determined, for example, from the volume of nitrogen gas adsorbed according to the BET method (Journal “Ob”, “American”, “Chemical” Society, No. 6). Volume 0, page 309 (see 1983).
- the above-mentioned carrier is used after being calcined usually at 150 to 1,000 ° C., preferably at 200 to 800 ° C.
- At least one of the catalyst components is supported on the carrier, at least one of (d) the catalyst component and (e) the catalyst component, preferably both (d) the catalyst component and (e) the catalyst component are supported. It is desirable.
- the method of supporting at least one of the component (d) and the component (e) on the carrier is not particularly limited.
- at least one of the component (d) and the component (e) may be supported on the carrier.
- the carrier and (d) A method of reacting the component or the component (e) or both with an organic aluminum compound or a halogen-containing gayne compound; 4 After the component (d) or the component (e) is supported on a carrier, the component (e) or the component (d) ) Method of mixing with the component, 5 Method of mixing the contact product of the component (d) with the component (e) with the carrier, 6 Method of coexisting the carrier during the contact reaction of the component (d) with the component (e) Use It is possible.
- an organic aluminum compound as the component (f) may be added.
- a catalyst can be produced by carrying out an operation of loading at least one of the components (d) and (e) on a carrier in a polymerization system. For example, at least one of the component (d) and the component (e), a carrier and, if necessary, the organic aluminum compound of the component (II) are added, and the raw material monomer is added at normal pressure to 2 OK gZ cm 2 , A method of performing prepolymerization at ⁇ 20 to 200 ° C. for about 1 minute to 2 hours to generate catalyst particles can be used.
- the compound (e-1) component and the carrier are preferably used in a weight ratio of 1: 5 to 1: 10,000, more preferably 1:10 to 1:
- the ratio of the component (e-2) to the carrier is preferably 1: 0.5 to 1: 1,000, more preferably 1: 1 to 100, by weight. 1:50 is desirable. Also,
- the use ratio of the component (e-3) to the carrier is preferably 1: 5 to 1: 10,000, more preferably 1:10 to 1: 500, by weight. Further, the use ratio of the component (d) to the carrier is preferably 1: 5 to 1: 10,000, more preferably 1:10 to 100 by weight.
- the proportion of the component (e) [component (e-1), component (e-2) or component (e-3)] used with the carrier, or the ratio of the component (d) used with the carrier deviates from the above range. Then, the activity may decrease.
- the average particle size of the polymerization catalyst thus prepared is usually from 2 to 200 m, preferably from 10 to 150 m, particularly preferably from 20 to 100 m.
- the specific surface area is usually 20 to 1,000 m 2 Zg, preferably 50 to 500 m 2 . If the average particle size is less than 2 zm, fine powder in the polymer may increase, and if it exceeds 200 m, coarse particles in the polymer may increase.
- the activity becomes If it exceeds 1,000 m 2 Zg, the bulk density of the polymer may decrease. Further, in the catalyst, the amount of the transition metal in 100 g of the support is usually 0.05 to 10 g, preferably 0.1 to 2 g. If the amount of the transition metal is out of the above range, the activity may decrease.
- monomer one Z transition metal molar ratio is typically 1 0 / 1 ⁇ 1 0 9 Z l, preferably chosen to be in the range of 1 0 2 Z l ⁇ 1 0 7 /1.
- the copolymerization method any method such as slurry polymerization, solution polymerization, bulk polymerization, and gas phase polymerization may be used, and any of continuous polymerization and discontinuous polymerization may be used.
- the solvent includes aromatic hydrocarbons such as benzene, toluene, xylene, and ethylbenzene; alicyclic hydrocarbons such as cyclopentane, cyclohexane, and methylcyclohexane; pentane, hexane; Fatty hydrocarbons such as heptane and octane can be used.
- the monomer such as benzene, toluene, xylene, and ethylbenzene
- alicyclic hydrocarbons such as cyclopentane, cyclohexane, and methylcyclohexane
- pentane, hexane Fatty hydrocarbons such as heptane and o
- volume ratio can be arbitrarily selected.
- the molecular weight control or composition control of the obtained copolymer may be performed by a commonly used method.
- the molecular weight can be controlled by, for example, (1) hydrogen, (2) temperature, and (3) monomer concentration.
- the composition can be controlled by, for example, (1) changing the monomer charge ratio, and (2) the type of catalyst.
- the method for producing the propylene-based block copolymer [1] of the present invention includes: (1) homopolymerization of propylene or propylene and a copolymer having 2 to 8 carbon atoms; Random copolymerization with fin was carried out until the copolymer reached 50 to 90% by weight of the total block copolymer, and then propylene and the above-mentioned general formula (I) to (I) were used in the presence of the propylene polymer.
- hydrocarbon compound having at least one type of unsaturated bond selected from the compounds represented by the above general formulas (I) to (V) and ethylene is preferably subjected to random copolymerization.
- random copolymerization a hydrocarbon compound having at least one type of unsaturated bond selected from the compounds represented by the above general formulas (I) to (V) and ethylene
- the polymerization temperature is generally from 100 to 200 ° C, and the polymerization pressure is from normal pressure to 100 kcm2, preferably from 150 to 100 ° C. C, normal pressure ⁇ 50 kg Z cm 2 , more preferably 0 ⁇ It is in the range of 100 ° C, normal pressure to 20 kg Z cm 2 .
- the present invention also provides a propylene-based graft copolymer [2] obtained by graft-polymerizing an olefin to the propylene-based block copolymer having a reactive unsaturated group [1] thus obtained. ] Is also provided.
- the same catalyst as the polymerization catalyst described in the production of the propylene-based block copolymer [1] can be used as a catalyst.
- a new polymerization catalyst may not be added in the graft polymerization step. Good.
- the present invention further provides a propylene-based block copolymer substantially free of residual unsaturated groups obtained by subjecting the propylene-based block copolymer [1] and the propylene-based graft copolymer [2] to a hydrogenation treatment.
- the present invention also provides a compound [3] and a propylene-based graft copolymer [4].
- the same hydrogenation catalyst as the polymerization catalyst described in the production of the propylene-based block copolymer C 1] can be used.
- any catalyst generally used for hydrogenation of an olefin compound can be used, and is not particularly limited. And the like.
- Heterogeneous catalysts include solid catalysts in which nickel, palladium, platinum or their metals are supported on carbon, silica, diatomaceous earth, alumina, titanium oxide, etc., for example, nickel / silica, nickel diatomaceous earth, palladium Examples include monobon, palladium silica, palladium / diatomaceous earth, and palladium alumina.
- nickel-based catalysts include Raney-nickel catalysts.
- platinum-based catalysts include platinum oxide catalysts and platinum-based catalysts.
- homogeneous catalysts include metals belonging to Groups 8 to 10 of the periodic table.
- the base material for example, Ni, Co compounds such as cobalt triethylaluminum naphthenate, cobalt n-butyllithium octoate, nickel acetylacetoner tonotriethylaluminum, and the periodic table No. 1, Examples thereof include those composed of an organometallic compound of a metal selected from Groups 2 and 3, and Rh compounds.
- zigzag-based hydrogenation catalyst disclosed by M. S. Saloan et al. (J. Am. Chem. Soc., 85, 401) 4 (1 983)) can also be used effectively.
- these catalysts include the following.
- the amount of the catalyst used in the hydrogenation step is determined by the block copolymer [1] or the graft copolymer [2].
- the pressure of hydrogen to be applied is in the range of normal pressure to 5 O kgZ cm 2 G.
- the reaction temperature is preferably as high as possible without decomposing the propylene-based block copolymer [1] or the propylene-based graft copolymer [2]. Is selected from the range of ⁇ 50 to 200, more preferably 10 to 180 ° C.
- the content of units derived from propylene is 50 to 95 mol%
- the crystallization enthalpy is 10 JZg or more
- the activation energy (E a) Can be 8.0 to 27 kca 1 Z-mol.
- propylene-based copolymers have a sufficiently improved melt flow activation energy (E a) as compared to propylene homopolymers having substantially the same weight average molecular weight, and are excellent in processing characteristics.
- E a melt flow activation energy
- Okca1 Z mol are more suitable.
- the propylene-based block copolymer [1] and the hydrogenated propylene-based block copolymer [2] of the present invention can be used by being mixed with other thermoplastic resins.
- Other thermoplastic resins include, for example, polio Examples include refin-based resins, polystyrene-based resins, condensation-type polymer polymers, and addition-polymerization-type polymer polymers.
- Specific examples of the polyolefin-based resin include high-density polyethylene, low-density polyethylene, and polyolefin.
- polystyrene resins include general-purpose polystyrene, iso-polystyrene, and high-impact polystyrene (rubber-modified).
- condensation polymer examples include polyacetal resin, polycarbonate resin, polyamide resin such as nylon 6, nylon 6.6, and polyester such as polyethylene terephthalate and polybutyrene terephthalate.
- Resin polyphenylene oxide resin, polyimide resin, polysulfone resin, polyethersphone resin, polyphenylene sulfide resin, and the like.
- addition-polymerized high-molecular polymer examples include polymers obtained from polar vinyl monomers and polymers obtained from gen-based monomers, specifically, methyl methacrylate, polyacrylonitrile, and acrylic acid.
- thermoplastic resins examples thereof include lithonitrile-butadiene copolymer, acrylonitrile-butadiene-styrene copolymer, a gen-based polymer in which a gen chain is hydrogenated, and a thermoplastic elastomer.
- thermoplastic resins a polyolefin-based resin is preferable.
- the reactive unsaturated group-containing propylene block is used.
- the copolymer [1] is modified so that at least 5 mol% of unsaturated bonds in the copolymer are functional groups such as hydroxyl group, carboxyl group, epoxy group, halogen group, nitro group, amino group, and acyl group. And a sulfone group.
- the introduction of the functional group into the unsaturated bond means that the functional group is induced by using the unsaturated bond, and the unsaturated bond is modified to generate the functional group.
- a desired functional group can be introduced by a method such as bonding a compound having a functional group to an unsaturated bond. This introduction method is not particularly limited, and may be performed not only in a solution state but also in a molten state.
- the amount of the functional group introduced is 5 mol% or more, preferably 10 mol% or more, more preferably 15 mol% or more, and most preferably 20 mol% or more of the unsaturated bonds in the unsaturated copolymer. is there. If the introduction amount is less than 5 mol%, the content of the functional group is small and the modifying effect is not sufficiently exhibited.
- Examples of the method of oxidizing unsaturated bonds include: (1) oxidation of aqueous hydrogen peroxide and an organic acid such as formic acid via peracid, and (2) in the presence or absence of a phase transfer catalyst such as a quaternary ammonium salt. Oxidation with permanganate, etc., 3 with hydrogen peroxide water, permanganate, etc. catalyzed by oxides such as osmium, ruthenium, tungsten, selenium, etc. Oxidation, hydrolysis of halogen or hydrogen halide adducts such as bromine or sulfuric acid adducts, and hydrolysis of epoxy groups introduced by various reactions.
- a compound containing one or more hydroxyl groups in a molecule has an active hydrogen capable of performing an addition reaction to an unsaturated bond, in particular, a Michael-type addition reaction (a compound having two or more hydroxyl groups).
- a Michael-type addition reaction a compound having two or more hydroxyl groups.
- Specific examples include thiol compounds such as thioglycerol and thioglycol.
- the introduction of hydroxyl groups by the addition reaction of an aldehyde known as the Prince reaction, the oxidation reaction following the hydrovolume reaction, or the demercuration reaction following the oxymercuration of mercuric acetate and the like. can be.
- oxidation with a hydroxylation reagent such as potassium permanganate
- hydrolysis after reaction with a radical reaction reagent such as maleic anhydride
- metallation reagent eg, alkyllithium
- an epoxy group into the reactive unsaturated group-containing propylene block copolymer [1], but a method by oxidizing unsaturated bonds, one or more epoxy groups in the molecule, Compound containing By an addition reaction to an unsaturated bond, and others.
- Examples of the method of oxidizing unsaturated bonds include: (1) oxidation with a peracid such as formic acid, peracetic acid, and perbenzoic acid; and (2) in the presence or absence of a metal porphyrin complex such as a manganese porphyrin complex. Oxidation with sodium hypochlorite, etc., 3 oxidation with hydrogen peroxide, hydroperoxide, etc.
- a catalyst such as vanadium, tungsten, molybdenum compound, 4 alkaline
- oxidation with hydrogen peroxide, ⁇ ⁇ acetic acid hypochlorite t-butyl, and neutralization of adducts with alcohol There are methods such as oxidation with hydrogen peroxide, ⁇ ⁇ acetic acid hypochlorite t-butyl, and neutralization of adducts with alcohol.
- compounds containing one or more epoxy groups in the molecule have an active hydrogen capable of performing an addition reaction to an unsaturated bond, in particular, a Michael type addition reaction, and specific examples thereof include thioglycidol, And thiol compounds such as glycidyl thioglycolate.
- the method for introducing a nitro group into the propylene-based block copolymer containing a reactive unsaturated group [1] is not particularly limited. By doing so, the desired product can be obtained easily and in good yield.
- the method for introducing the acyl group is not particularly limited.
- the reaction of an aluminum chloride, acetyl chloride and carbon disulfide allows the introduction of the acyl group with high yield.
- the method for introducing a sulfone group there is no particular limitation on the method for introducing a sulfone group. It can be easily and efficiently introduced by using sulfuric anhydride, fuming sulfuric acid, concentrated sulfuric acid, chlorosulfonic acid, etc. as the sulfonating reagent.
- the reaction is carried out in a state where the propylene-based block copolymer [1] is swollen or dissolved in a solvent or in a molten state, but the reaction in a dissolved or molten state is preferred.
- the solvent is appropriately selected depending on the type of the reaction.
- Examples thereof include aliphatic, alicyclic, aromatic hydrocarbons and halides thereof, esters having 6 or more carbon atoms, ketones, ethers, and carbon disulfide. Are used. These may be used alone or as a mixture of two or more. Further, the selectivity of the reaction is not necessarily required to be 100%, and a product by a side reaction may be mixed as long as a sulfone group is substantially introduced.
- halogen there is no particular limitation on the method of introducing a halogen into the reactive unsaturated group-containing propylene-based block copolymer [1] .
- hydrogen halide or halogen may be added to the unsaturated bond according to a conventional method.
- halogen can be introduced.
- the hydrogen halide for example, hydrogen chloride, hydrogen bromide, hydrogen iodide and the like, preferably hydrogen bromide and hydrogen iodide can be mentioned.
- halogen examples include chlorine, bromine, iodine, bromine monochloride, iodine monochloride, iodine monobromide, and among them, bromine, bromine monochloride and iodine monochloride are preferable.
- the halogen content in C 1] is preferably at least 0.05% by weight, preferably at least 0.5% by weight, more preferably at least 1% by weight. If the halogen content is less than 0.05% by weight, the halogen content is too small and the halogen modification effect cannot be sufficiently exhibited.
- the selectivity of the reaction is not necessarily required to be 100%, and the product of a side reaction may be mixed as long as the halogen is substantially introduced.
- a method for introducing a functional group (1) a telomerization reaction is performed on a propylene-based block copolymer containing a reactive unsaturated group (1), and (2) a radical polymerizable monomer is added to the ceiling
- a method of reacting at a temperature higher than the temperature can also be suitably used.
- the modification method by the telomerization reaction of the above (1) is characterized in that at least one selected from appropriate telogens is prepared by reacting the reactive unsaturated group-containing propylene block copolymer in the presence of an appropriate initiator [ 1) to modify the propylene-based block copolymer.
- the telomerization reaction is classified into radical, cation and anion telomerization depending on the type of the reaction.
- the modification method by the telomerization reaction in the above (1) includes a solution method in which the reaction is performed in a solvent and a method in which melt-kneading is performed using an extruder or the like.
- the method (2) is a method in which the monomer is reacted at a temperature not lower than the ceiling temperature with reference to the ceiling temperature of the radically polymerizable monomer to modify the monomer.
- the ceiling temperature is a temperature at which the rate of the growth reaction from the monomer to the polymer becomes equal to the rate of the anti-growth reaction of the reverse reaction. Above this temperature, the monomer no longer performs chain growth. Therefore, the propylene block copolymer [1] is modified by reacting at a temperature not lower than the ceiling temperature of the monomer used for the modification or the boiling point or the decomposition temperature, whichever is lower.
- a radical initiator such as an organic peroxide, an azo compound, or a redox initiator is usually used.
- the denaturation reaction is Either a solution method in a solvent or a melt-kneading method using an extruder may be used.
- the types of monomers that can be used are the reaction set temperature and the ceiling temperature of the monomer [“Polymer Handbook”
- the set temperature is lower than the decomposition temperature of the selected monomer, preferably (10 ° C lower than that temperature, more preferably 20 ° C lower than that temperature). .
- the melting point (Tm) and the activation energy of melt flow (E a) were determined as follows.
- the measurement was carried out according to the following method using a differential scanning calorimeter DSC7 manufactured by PerkinElmer as an apparatus. That is, after the sheet pressed at 190 is melted at 150 at 5 ° C for 5 minutes, the temperature is decreased to ⁇ 50 at a rate of 10 ° C / min, and then at 10 ° CZ The endothermic peak of the observed melting was measured.
- the measurement was performed according to the following method, using RMS E-605 manufactured by R hom etrics as an apparatus. That is, the measured temperature 1 5 0 ° C, 1 7 0 ° C, 1 9 0 ° C, 2 1 0 ° C, 2 3 0 frequency dependence of dynamic viscoelasticity in ° C (1 0 _ 2 ⁇ 1 0 2 7 0 dZ sec) were measured, and the 1 7 0 ° C to the reference temperature, that put each of the temperature using the temperature-time superposition principle G ', from the Schiff Tofa restrictor and the absolute temperature of the reciprocal of G "
- the activation energy (Ea) was calculated by the Arrhenius equation.
- Tsu torr Made of glass having an inner volume of 5 0 0 millimeter Li Tsu torr was replaced with argon, toluene 2 0 0 ml, copper sulfate pentahydrate (C u S 0 4 ⁇ 5 H 2 ⁇ ) 1 7.8 g (71 millimol) and trimethylaluminum 24 milliliter (250 millimol) were added and reacted at 40 for 8 hours. Thereafter, toluene was further distilled off from the solution obtained by removing the solid components under reduced pressure to obtain 6.7 g of a catalyst product (methylaluminoxane). Its molecular weight measured by the freezing point depression method was 610.
- Tetramethylsilane proton signal (0 ppm) ⁇ 1 — Since it is in the observation region based on methylproton based on CH 3 J bond, the methylproton signal based on ⁇ A 1 — CH 3 ” Methyl proton signal of toluene in reference to 2.35 ppm was measured as a reference, and the high magnetic field component (that is, -0.1 to 0.5 ppm) and other magnetic field components (that is, 1. (0 to 0.1 ppm), the high magnetic field component was 43% of the whole.
- pentafluorophenyl lithium prepared from bromopentafluorobenzene (152 mmol) and butyl lithium (152 mmol) is reacted with 45 mmol of boron trichloride in hexane. And (Pentafluorophenyl) boron was obtained as a white solid. This tris (pentafluorophenyl) boron (41 millimoles) was reacted with penyufluorinated phenyllithium (41 millimoles) to obtain lithium tetrax (pentafluorophenyl) borate as a white solid.
- n-heptane 150 ml 2.63 g (17.5 mimol) of lithium and ethyl benzoate and 83 g (440 mimol) of titanium tetrachloride were introduced, heated to the boiling point, and reacted for 2 hours. .
- the supported amount was 48 mg—T i / g—support.
- Table 1 shows the propylene block copolymers containing unsaturated groups obtained in this way and the results of analysis of their properties.
- the ethylene unit content and the content of the hydrocarbon compound unit having two unsaturated bonds were determined by NMR and 13 C-NMR, respectively.
- Example 1 was repeated except that the polymerization catalyst, the weight ratio of the first-stage polymerization and the second-stage polymerization, and the weight ratio of propylene and ethylene in the second-stage polymerization were changed.
- a copolymer was produced in the same manner as in Example 1. Table 1 shows the results.
- the non-female bond has two imines ⁇ im.
- Catalyst 1 Bis (indenyl) bis (dimethylsilyl) zirconium chloride
- Catalyst 2 Indenyl (cyclopentyl genyl) (dimethylsilyl) zirconium dichloride
- Catalyst 3 dimethylsilylene bis (2,4-dimethylcyclopentyl) zirconium dichloride
- Catalyst 4 Solid catalyst prepared in Preparation Example 3
- Table 2 shows the properties of the obtained propylene-based block copolymer [1].
- the ethylene unit content and the hydrocarbon compound unit content having two unsaturated bonds were determined by ⁇ -NMR and 13 C-NMR measurements, respectively.
- Example 7 In (1), the charging timing of 4 millimoles of norbornadiene was changed after sampling was completed and the gas phase was purged to 0.2 kgcm 2 G, and the propylene Z ethylene reaction in the subsequent stage was changed. Except that the ratio was changed as shown in Table 2, the procedure of Example 7- (1) was repeated to obtain 220 g of a propylene-based block copolymer [1].
- Table 2 shows the properties of the obtained propylene-based block copolymer [1].
- Example 7 In (1), change was made so that 2.4 mmol of norbornadiene was added at the beginning of the polymerization and 1.6 mmol was introduced after purging the gas phase, and the propylene / ethylene reaction ratio in the latter stage was changed. Except for the change as shown in Table 2, the procedure of Example 7- (1) was repeated to obtain 170 g of a propylene-based block copolymer [1].
- Table 2 shows the properties of the obtained propylene block copolymer [1] and the graft copolymer [2].
- the propylene-based block copolymer obtained in Example 1 was decalinated. In solvent, temperature 140 ° C, copolymer concentration 9 wt. Hydrogen partial pressure 30 kg / cm 2 G, ruthenium catalyst supported on carbon (Ru content 5 wt. Concentration 4 wt.%, Reaction time 6 hr. After hydrogenation at, the copolymer was isolated from the reaction solution.
- the activation energy of melt flow of the hydrogenated block copolymer-(Ea) was 10.9 kcal / mol.
- Example 10 A hydrogenation treatment was performed in the same manner as in Example 10 except that the propylene-based graft copolymer obtained in Example 7 was used.
- the activation energy of melt flow of the hydrogenated graft copolymer-(Ea) was 12.8 kca1 mol.
- Example 1 5.0 g of the resin obtained in Example 1 was dissolved in 200 milliliters of toluene at 120, and 10 g of 90% by weight formic acid and 30% by weight of peroxide were added to this solution.
- the reagent which had been mixed and stirred with hydrogen water 1.5 in advance, was added dropwise over 1 hour, and further heated at 110 for 1 hour.
- the polymer is poured into a large amount of acetone to precipitate the polymer, washed sufficiently, and dried under reduced pressure to obtain a modified copolymer.
- the conversion of unsaturated bonds into carboxyl groups in the resin was approximately 100%.
- Example 3 5.0 g of the resin obtained in Example 3 was dissolved in 200 milliliters of toluene at 120 ° C., and 0.2 g of t-butylhydroperoxide and 0.2 g of hexacarbonyl were added to this solution. Molybdenum (15 mg) was added and the mixture was refluxed for 2 hours. This was poured into a large amount of cold methanol to precipitate a polymer. After washing, the polymer was dried under reduced pressure to obtain a modified copolymer.
- Example 15 (Introduction of nitro group) 10.0 g of the resin obtained in Example 4 and 200 milliliters of toluene
- Example 6 5.0 g of the resin obtained in Example 6 was gradually added to a well-stirred mixed solution consisting of 10 g of anhydrous aluminum chloride, 8 g of acetyl chloride and 200 milliliters of carbon disulfide. . After the addition, continue stirring for another 15 minutes, pour the contents into methanol with hydrochloric acid, remove aluminum chloride, wash thoroughly with dilute hydrochloric acid and water, wash with alcohol, and dry under reduced pressure. A modified copolymer was obtained.
- Example 5 5.0 g of the resin obtained in Example 5 and 300 milliliters of carbon tetrachloride were heated to 50 ° C. under a nitrogen atmosphere and stirred to form a suspension, and then bromine 2 0 g was added, and the reaction was continued for 30 minutes. After the completion of the reaction, the content was poured into a large amount of methanol for precipitation. After sufficient washing, the mixture was dried under reduced pressure to obtain a modified copolymer.
- Embodiments 1, 13, 14, 15, 16, 17, 18 The modified copolymer and the resin which is a precursor of the modified copolymer obtained in Example 3 were melt-blended to prepare a press sheet having a size of 40 mm ⁇ 40 mm and a thickness of 0.1 mm. Distilled water was dropped at the center of each press sheet, and the shape of the droplet was measured using the droplet shape method. Observed visually. Table 3 shows the results.
- the propylene-based block copolymer of the present invention has a reactive unsaturated group, suppresses the generation of a gel due to a crosslinking reaction or a cyclization reaction, and has an excellent balance between rigidity and impact resistance.
- the melt tension and the activation energy of the melt flow can be controlled arbitrarily, and it has good formability.
- the hydrogenated propylene-based block copolymer maintains the properties before hydrogenation and has excellent thermal stability.
- the propylene-based block copolymer has a high thermal stability.
- Hydroxy groups carboxyl group, epoxy group, nitro group, amino group, acyl group, Modified copolymers with functional groups such as sulfone and halogen groups have excellent adhesive properties, printability, hydrophilicity, polymer modification properties, antistatic properties, flame retardancy, etc. and are suitable for various applications. Can be
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51882794A JP3253627B2 (ja) | 1993-02-24 | 1994-02-24 | プロピレン系ブロック共重合体,その製造方法及び該共重合体を用いた変性共重合体 |
US08/507,233 US5670580A (en) | 1993-02-24 | 1994-02-24 | Propylene block copolymer, process for preparing same, and modified copolymer using propylene block copolymer |
EP94907675A EP0686649B1 (en) | 1993-02-24 | 1994-02-24 | Propylene block copolymer, process for producing the same, and modified copolymer produced therefrom |
DE69425429T DE69425429T2 (de) | 1993-02-24 | 1994-02-24 | Propylenblockcopolymer, verfahren zu dessen herstellung und daraus hergestelltes modifiziertes copolymer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5/35764 | 1993-02-24 | ||
JP3576493 | 1993-02-24 |
Publications (1)
Publication Number | Publication Date |
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WO1994019382A1 true WO1994019382A1 (en) | 1994-09-01 |
Family
ID=12450930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1994/000291 WO1994019382A1 (en) | 1993-02-24 | 1994-02-24 | Propylene block copolymer, process for producing the same, and modified copolymer produced therefrom |
Country Status (5)
Country | Link |
---|---|
US (1) | US5670580A (ja) |
EP (1) | EP0686649B1 (ja) |
JP (1) | JP3253627B2 (ja) |
DE (1) | DE69425429T2 (ja) |
WO (1) | WO1994019382A1 (ja) |
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EP0799842B1 (en) * | 1994-12-22 | 2000-03-15 | Mitsubishi Rayon Co., Ltd. | Block copolymer and process for producing the same |
DE19752937A1 (de) * | 1996-11-29 | 1998-06-04 | Sumitomo Chemical Co | Verpackungsstreckfolie |
CA2319794A1 (en) | 1998-03-04 | 1999-09-10 | Sudhin Datta | Method for increasing diene conversion in epdm type polymerizations |
US6319998B1 (en) * | 1998-03-04 | 2001-11-20 | Exxon Mobil Chemical Patents Inc. | Method for making polymer blends by using series reactors |
US6300271B1 (en) * | 1998-05-18 | 2001-10-09 | Phillips Petroleum Company | Compositions that can produce polymers |
BR9910611B1 (pt) * | 1998-05-18 | 2009-05-05 | processo para produção de uma composição de catalisador. | |
US6107230A (en) * | 1998-05-18 | 2000-08-22 | Phillips Petroleum Company | Compositions that can produce polymers |
US6165929A (en) * | 1998-05-18 | 2000-12-26 | Phillips Petroleum Company | Compositions that can produce polymers |
KR100699623B1 (ko) | 1999-07-26 | 2007-03-23 | 이데미쓰 고산 가부시키가이샤 | 올레핀계 분지상 매크로모노머, 올레핀계 그래프트공중합체 및 올레핀계 수지 조성물 |
US6750302B1 (en) | 1999-12-16 | 2004-06-15 | Phillips Petroleum Company | Organometal catalyst compositions |
US6794476B2 (en) | 2000-07-24 | 2004-09-21 | Idemitsu Petrochemical Co., Ltd. | Propylene homopolymer and propylene copolymer |
US20020123538A1 (en) | 2000-12-29 | 2002-09-05 | Peiguang Zhou | Hot-melt adhesive based on blend of amorphous and crystalline polymers for multilayer bonding |
US6657009B2 (en) | 2000-12-29 | 2003-12-02 | Kimberly-Clark Worldwide, Inc. | Hot-melt adhesive having improved bonding strength |
US6774069B2 (en) | 2000-12-29 | 2004-08-10 | Kimberly-Clark Worldwide, Inc. | Hot-melt adhesive for non-woven elastic composite bonding |
US6872784B2 (en) | 2000-12-29 | 2005-03-29 | Kimberly-Clark Worldwide, Inc. | Modified rubber-based adhesives |
DE60224512T2 (de) * | 2001-03-12 | 2008-05-21 | Idemitsu Kosan Co. Ltd. | Verfahren zur herstellung einer polyolefinharzzusammensetzung und einer polypropylenzusammensetzung |
WO2003008497A1 (fr) * | 2001-07-12 | 2003-01-30 | Idemitsu Petrochemical Co., Ltd. | Composition de resine a base de polyolefines |
WO2004037871A1 (en) * | 2002-10-24 | 2004-05-06 | Exxonmobil Chemical Patents Inc. | Branched crystalline polypropylene |
US7439312B2 (en) * | 2002-10-24 | 2008-10-21 | Exxonmobil Chemical Patents Inc. | Branched crystalline polypropylene |
SG108945A1 (en) * | 2003-01-20 | 2005-02-28 | Sumitomo Chemical Co | Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer |
US7390868B2 (en) * | 2003-05-29 | 2008-06-24 | National Institute Of Advanced Industrial Science And Technology | Catalyst for polycarbonate production and process for producing polycarbonate |
US7955710B2 (en) | 2003-12-22 | 2011-06-07 | Kimberly-Clark Worldwide, Inc. | Ultrasonic bonding of dissimilar materials |
US7045481B1 (en) * | 2005-04-12 | 2006-05-16 | Headwaters Nanokinetix, Inc. | Nanocatalyst anchored onto acid functionalized solid support and methods of making and using same |
US7632774B2 (en) * | 2006-03-30 | 2009-12-15 | Headwaters Technology Innovation, Llc | Method for manufacturing supported nanocatalysts having an acid-functionalized support |
JP4770950B2 (ja) * | 2009-03-10 | 2011-09-14 | 富士ゼロックス株式会社 | 静電荷像現像用トナー、静電荷像現像用トナーの製造方法、静電荷像現像剤、トナーカートリッジ、プロセスカートリッジ、画像形成方法及び画像形成装置 |
US8937139B2 (en) | 2012-10-25 | 2015-01-20 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
US8895679B2 (en) | 2012-10-25 | 2014-11-25 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
US8877672B2 (en) | 2013-01-29 | 2014-11-04 | Chevron Phillips Chemical Company Lp | Catalyst compositions and methods of making and using same |
US9034991B2 (en) | 2013-01-29 | 2015-05-19 | Chevron Phillips Chemical Company Lp | Polymer compositions and methods of making and using same |
KR20200065147A (ko) * | 2018-11-29 | 2020-06-09 | 롯데케미칼 주식회사 | 우수한 용융 특성을 지닌 폴리프로필렌 수지 및 그 제조 방법 |
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- 1994-02-24 JP JP51882794A patent/JP3253627B2/ja not_active Expired - Fee Related
- 1994-02-24 DE DE69425429T patent/DE69425429T2/de not_active Expired - Fee Related
- 1994-02-24 WO PCT/JP1994/000291 patent/WO1994019382A1/ja active IP Right Grant
- 1994-02-24 EP EP94907675A patent/EP0686649B1/en not_active Expired - Lifetime
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Also Published As
Publication number | Publication date |
---|---|
EP0686649B1 (en) | 2000-08-02 |
DE69425429D1 (de) | 2000-09-07 |
JP3253627B2 (ja) | 2002-02-04 |
EP0686649A4 (en) | 1996-05-01 |
US5670580A (en) | 1997-09-23 |
EP0686649A1 (en) | 1995-12-13 |
DE69425429T2 (de) | 2001-01-04 |
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