CN102167845A - Method for preparing degradable biomass material and straw - Google Patents
Method for preparing degradable biomass material and straw Download PDFInfo
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- CN102167845A CN102167845A CN 201010580716 CN201010580716A CN102167845A CN 102167845 A CN102167845 A CN 102167845A CN 201010580716 CN201010580716 CN 201010580716 CN 201010580716 A CN201010580716 A CN 201010580716A CN 102167845 A CN102167845 A CN 102167845A
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Abstract
The invention provides a method for preparing a degradable biomass material. The method is characterized by comprising the following steps of: (1) preparing raw materials, namely weighing the following raw material components in percentage by weight: 79 to 99 percent of starch serving as a main material, 0.5 to 1 percent of arabic gum serving as a modified material and 0.1 to 20 percent of calcium carbonate serving as a filler; (2) mixing the components to form a gummy mixture; and (3) and standing the gummy mixture at a low temperature for later use. The invention also discloses a method for preparing a straw by using the material; and the method comprises the following steps of: (4) preparing a straw extrusion main machine and a circular die head which is matched with the main machine for use; (5) feeding the gummy mixture into the extrusion main machine to prepare a continuous circular hollow straw; and (7) cutting the prepared continuous straight straw into straw sections. The invention also provides the straw prepared by the method. The material provided by the invention has the advantages of complete degradation, scientific and rational method, high product performance and low cost.
Description
Technical field
The present invention relates to degradable biomaterial and goods thereof, be specifically related to modified biomass starch manufacture method, and the suction pipe that adopts this material preparation.
Background technology
In recent years, drinking straw is as supporting use disposal sanitary article in the food and drink instrument, market demand is very big, the plastic suction pipe of the annual use in the whole world at present is just more than 500,000 tons according to incompletely statistics, and traditional plastic suction pipe is a raw material with polypropylene (PP) mainly, and it can't be degraded after using; Raising along with social concerns white pollution and people's Environmental awareness, in the near future, the suction pipe made from conventional plastic will be subjected to the general restriction in countries in the world, a kind of being convenient to produced, material source is extensive, be convenient to after the use decompose and free from environmental pollution, and the main flow that develops after approaching the plastic suction pipe substitute products on the performance and will becoming.
Utilize the biological material instead of part to produce the plastic raw materials of plastics, extensively use in countries in the world, equipment and Technology with the disposable product of biological material production obtained significant progress in recent years, making utilizes mature equipment production biomass starch suction pipe to become possibility, add in recent years countries in the world to the further attention of white pollution problems, conventional plastic goods development space will be restricted, and substitute or the development of the biomass goods of part substituted for plastic is further expanded space.
The present invention is that primary study adopts new degradable biological material, replaces conventional polypropylene (PP) raw material to make suction pipe fully, with its existing problem of environmental pollution of thorough solution.
Summary of the invention
The objective of the invention is to, overcome the above-mentioned deficiency on the prior art, a kind of preparation method of degradable biological material is provided, to substitute the existing various plastics that can't degrade;
The present invention also aims to, provide a kind of and adopt above-mentioned degradable biological material to prepare the method for suction pipe,, and can produce the various suction pipes that meet desired shape, length and otch with the manufacturing efficient of raising suction pipe;
The present invention also provides a kind of suction pipe that adopts the degradable biological material of aforesaid method manufacturing, and it has the colloid top layer, can not dissolve in water, and all can decompose fully in any environment, does not produce any residue that influences environment.
The present invention realizes that the technical scheme that above-mentioned purpose provides is:
A kind of preparation method of degradable biological material is characterized in that, it may further comprise the steps: 1) preparation raw material: according to weight percent, take by weighing following feed composition:
Major ingredient starch 79~99, modifying material gummi arabicum pulveratum 0.5~1, weighting agent lime carbonate 0.1~20.
2) component is mixed:
At first said components is prepared as 100~300 purpose powders, and drying treatment;
Take by weighing the starch of total amount 1/3, add whole gummi arabicum pulveratums, mix;
Then with all the other starch and whole lime carbonate, add gradually and mix, until adding fully, make each powder composition uniform mixing, form the colloid compound;
3) with under the colloid compound cold condition, vacuumize, leave standstill more than 2 hours, standby.
Each weight percentages of components is in the described step 1): major ingredient starch 80~90, modifying material gummi arabicum pulveratum 1, weighting agent lime carbonate 9~20.
Described step 2) whipping process in all carries out under low temperature, vacuum condition.
Described starch be millet, corn, cassava as feedstock production, its water ratio is lower than 5%.
A kind ofly adopt described degradable biological material to prepare the method for suction pipe, it is characterized in that it may further comprise the steps:
4) prepare a suction pipe extrusion main unit, and and the matching used circular die of this main frame;
5) the colloid compound of step 3) preparation is sent into extrusion main unit, this main frame carries out thermoplastic with compound and heats, and under High Temperature High Pressure, extrude after by circular die, cooling forming makes the circular ducted body suction pipe of successive, makes described gummi arabicum pulveratum form the water-fast colloid top layer of a densification on the interior outer surface of described suction pipe.
6) prepare a bend forming machine, the body of continuous suction pipe is carried out the elbow indentation process handle, make the bent suction pipe in middle part;
7) prepare a cutter,, cut into the duct segments of most predetermined lengths, cut the predetermined length of body by the speed adjustment of adjusting the cut-off knife position and pulling body the successive linear pattern suction pipe that makes.
8) prepare a cut sth. askew cutter and placing on the cutter, the place of incision of the body of continuous suction pipe is carried out the oblique angle cutting technique handle, make the suction pipe that one or both ends are tapered cut;
9) prepare one spoonful of shaper, the place of incision of the body of continuous suction pipe is carried out spoonful type indentation process handle, make the suction pipe of one or both ends for spoon shape.
A kind of suction pipe that adopts described method preparation is characterized in that it is the round tubular of a hollow, and it is made up of the degradable biological material, and its interior outer surface all has the water-fast colloid top layer of a densification.
Described suction pipe, its cross section are positive circular or oval; Its one or both ends are section concordant or that cut sth. askew, or are a spoonful shape; Its middle part is provided with the folding line that can make the suction pipe bending.
The invention provides the manufacture method of a kind of degradable biological material and suction pipe, it is a main component with biomass decomposability natural plant starch, adding gummi arabicum pulveratum is bonding peptizer, interpolation lime carbonate is weighting agent, utilize gummi arabicum pulveratum and starch can the gong bar under High Temperature High Pressure to be extruded into the principle of circular body, utilize gummi arabicum pulveratum can solidify the principle that forms the colloid top layer, thereby the suction pipe that makes can not dissolved in water, and possess suitable physics such as snappiness, chemical characteristic.
Natural plant starch of the present invention and gummi arabicum pulveratum are has the decomposable natural materials of biomass, it is very extensive to originate, price is relatively low, mechanical property is general, resistance toheat is better, heat-drawn wire can be above 100 ℃, the smell that itself has fragrance, use the back compost easily by natural multiple microbial biomass or the intravital enzyme of animals and plants decompose, metabolism, finally be decomposed into carbonic acid gas and water, be the typical equivalent material of biomass degradation fully, have good biomass consistency and biomass absorbability;
It is bonding peptizer for main raw adds gummi arabicum pulveratum that the present invention utilizes plant amylum, use the performance of the mixing material after calcium carbonate-filled again, can compare with traditional plastics fully in flexibility, just on the purity of the painted and color sensation of color, the acrylic plastering suction pipe is compared has remarkable environmental advantage and cost, practical application of the present invention and promote the use of after will have a tremendous social and economic benefits.The biological material suction pipe of the present invention's preparation and the correlation data of conventional plastic suction pipe see Table 1.
Table 1
Comparative run | The biological material suction pipe | The acrylic plastering suction pipe |
Rate of decomposition | 100% | 0 |
Decompose environment | Can both decompose under any environment | Can't decompose |
Heat-drawn wire | 85℃ | 120℃ |
Snappiness | Better | Fabulous |
Material price | 4800 yuan/ton | 12000 yuan/ton |
Use weighting agent | Snappiness is good, can add below 30% | Pliable and tough good, can add below 20% |
The preparation method of degradable biological material provided by the invention and suction pipe product, because the performance of mixing material aspect snappiness and ductility of its plant amylum that adopts interpolation gummi arabicum pulveratum is very excellent, and further having added calcium carbonate masterbatch is packing material, satisfied the requirement that social desirability enterprise is devoted to energy-saving and cost-reducing aspect, because calcium carbonate masterbatch itself is the neutral natural minerals, be widely used in the plastics process industry, and decompose along with the decomposition of plant amylum mixing material in wherein, it is used and has saved the consumption of society to the energy and resource in a large number, saved the priming cost of product, made product more competitive on market.
Below in conjunction with specific embodiment the present invention is described in further details.
Description of drawings
Fig. 1 is a biological material preparation method schematic flow sheet of the present invention;
Fig. 2 is preparation method's schematic flow sheet of suction pipe of the present invention.
Embodiment
Embodiment 1:
Referring to Fig. 1, the preparation method of a kind of degradable biological material that the embodiment of the invention provides, it may further comprise the steps:
1) preparation raw material:, take by weighing following feed composition according to weight percent:
Major ingredient starch 79~99, modifying material gummi arabicum pulveratum 0.5~1, weighting agent lime carbonate 0.1~20; Wherein said starch be millet, corn, cassava as feedstock production, its water ratio is lower than 5%.
2) component is mixed:
At first said components is prepared as 100~300 purpose powders, and drying treatment;
Take by weighing the starch of total amount 1/3, add whole gummi arabicum pulveratums, mix;
Then with all the other starch and whole lime carbonate, add gradually and mix, until adding fully, make each powder composition uniform mixing, form the colloid compound;
3) with under the colloid compound cold condition, vacuumize, leave standstill more than 2 hours, standby;
Described step 2) whipping process in all carries out under low temperature, vacuum condition.
Referring to Fig. 2, what the present invention further provides a kind ofly adopts described degradable biological material to prepare the method for suction pipe, and it may further comprise the steps:
4) prepare an extrusion main unit equipment, reach the circular die of using with this coordinative composition of equipments;
5) the colloid compound of step 3) preparation is sent into extrusion main unit equipment, this equipment under the High Temperature High Pressure is being extruded compound after by circular die, cooling forming makes the circular ducted body suction pipe of successive, and described gummi arabicum pulveratum forms the water-fast colloid top layer of a densification on the interior outer surface of described suction pipe.
7) prepare a cutter,, cut into the duct segments of most predetermined lengths, cut the predetermined length of body, make the linear pattern suction pipe by the speed adjustment of adjusting the cut-off knife position and pulling body with the successive suction pipe that makes;
8) prepare a cut sth. askew cutter and placing on the cutter, the place of incision of the body of continuous suction pipe is carried out the oblique angle cutting technique handle, make the suction pipe that one or both ends are tapered cut.
A kind of suction pipe that adopts method for preparing that present embodiment provides, it is the round tubular of a hollow, it is made up of the degradable biological material, and its interior outer surface all has the water-fast colloid top layer of a densification.
Described suction pipe, its cross section are positive circular or oval; Its one or both ends are section concordant or that cut sth. askew, or are a spoonful shape; Its middle part is provided with the folding line that can make the suction pipe bending.
Embodiment 2:
The preparation method of the degradable biological material that present embodiment provides is substantially the same manner as Example 1, and its difference is:
Each weight percentages of components is in the described step 1): major ingredient starch 80~90, modifying material gummi arabicum pulveratum 1, weighting agent lime carbonate 9~20.
Present embodiment provides a kind ofly adopts described degradable biological material to prepare the method for suction pipe, and it is substantially the same manner as Example 1, and its difference is that it is further comprising the steps of:
6) prepare a bend forming machine, the body of continuous suction pipe is carried out the elbow indentation process handle, make the bent suction pipe in middle part;
The suction pipe of the employing method for preparing that present embodiment provides, itself and embodiment 1 are also basic identical, and its difference is: described suction pipe, its middle part is provided with the folding line that can make the suction pipe bending.
Embodiment 3:
The preparation method of the degradable biological material that present embodiment provides is substantially the same manner as Example 1, and its difference is:
Each weight percentages of components is in the described step 1): major ingredient starch 80, modifying material gummi arabicum pulveratum 0.5, weighting agent lime carbonate 19.5.
Present embodiment provides a kind ofly adopts described degradable biological material to prepare the method for suction pipe, and it is substantially the same manner as Example 1, and its difference is that it is further comprising the steps of:
9) prepare one spoonful of shaper, the place of incision of the body of continuous suction pipe is carried out spoonful type indentation process handle, make the suction pipe of one or both ends for spoon shape.
The suction pipe of the employing method for preparing that present embodiment provides, itself and embodiment 1 are also basic identical, and its difference is: described suction pipe, the section of its one or both ends is a spoonful shape.
Embodiment 4:
The preparation method of the degradable biological material that present embodiment provides is substantially the same manner as Example 1, and its difference is:
Each weight percentages of components is in the described step 1): major ingredient starch 79, modifying material gummi arabicum pulveratum 1, weighting agent lime carbonate 20.
Embodiment 5:
The preparation method of the degradable biological material that present embodiment provides is substantially the same manner as Example 1, and its difference is:
Each weight percentages of components is in the described step 1): major ingredient starch 99, modifying material gummi arabicum pulveratum 0.9, weighting agent lime carbonate 0.1.
Embodiment 6:
The preparation method of the degradable biological material that present embodiment provides is substantially the same manner as Example 1, and its difference is:
Each weight percentages of components is in the described step 1): major ingredient starch 89.2, modifying material gummi arabicum pulveratum 0.8, weighting agent lime carbonate 10.
In other embodiments, also can in numerical range disclosed by the invention, freely determine the concrete ratio of each component according to actual needs, list no longer one by one at this; Wherein said starch also can be the product of the other plant outside millet, corn, the cassava as feedstock production one-tenth, and its water ratio is lower than 5%.
The present invention has changed the social environment problem of conventional plastic suction pipe generation white pollution, many shortcomings that the plastics-production suction pipe exists have been changed for a long time, a kind of brand-new biomass starch suction pipe is provided, and interpolation lime carbonate has reduced the raw material use of product as the mode of weighting agent, saved production cost of products, helped the consumption of society's reduction resource.
Because the plant amylum raw material that the present invention mainly uses can be resolved into carbonic acid gas and water by microbial biomass burying in the environment of nature; avoided the generation white pollution; reduced the manufacturing cost of suction pipe, solved the deep processing outlet of part agricultural byproducts, helped the protection of society environment.
The above, it only is preferred embodiment of the present invention, be not to any pro forma restriction of the present invention, though the present invention describes with the graphic technique of preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in the scope that does not break away from technical solution of the present invention, all can utilize the method and the technology contents of foregoing description to make the change and the adjustment of part, being the case that is equal to adjustment after adjusting describes, in every case be the content that does not break away from the technology of the present invention, any simple modification and adjustment according to technical spirit of the present invention is done above description case all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the preparation method of a degradable biological material is characterized in that, it may further comprise the steps:
1) preparation raw material:, take by weighing following feed composition according to weight percent:
Major ingredient starch 79~99, modifying material gummi arabicum pulveratum 0.5~1, weighting agent lime carbonate 0.1~20;
2) component is mixed:
At first said components is prepared as 100~300 purpose powders, and drying treatment;
Take by weighing the starch of total amount 1/3, add whole gummi arabicum pulveratums, mix;
Then with all the other starch and whole lime carbonate, add gradually and mix, until adding fully, make each powder composition uniform mixing, form the colloid compound;
3) with under the colloid compound cold condition, vacuumize, leave standstill more than 2 hours, standby.
2. the preparation method of degradable biological material according to claim 1 is characterized in that:
Each weight percentages of components is in the described step 1): major ingredient starch 80~90, modifying material gummi arabicum pulveratum 1, weighting agent lime carbonate 9~20.
3. the preparation method of degradable biological material according to claim 1 is characterized in that:
Described step 2) whipping process in all carries out under low temperature, vacuum condition.
4. the preparation method of degradable biological material according to claim 1 is characterized in that:
Described starch be millet, corn, cassava as feedstock production, its water ratio is lower than 5%.
5. method that adopts the described degradable biological material of claim 1 to prepare suction pipe is characterized in that it may further comprise the steps:
4) prepare a suction pipe extrusion main unit, and and the matching used circular die of this main frame;
5) the colloid compound of step 3) preparation is sent into extrusion main unit, this main frame carries out thermoplastic with compound and heats, and under High Temperature High Pressure, extrude after by circular die, cooling forming makes the circular ducted body suction pipe of successive, makes described gummi arabicum pulveratum form the water-fast colloid top layer of a densification on the interior outer surface of described suction pipe.
7) prepare a cutter,, cut into the duct segments of most predetermined lengths, cut the predetermined length of body by the speed adjustment of adjusting the cut-off knife position and pulling body the successive linear pattern suction pipe that makes.
6. prepare the method for suction pipe according to the described degradable biological material of claim 5, it is characterized in that it is further comprising the steps of:
6) prepare a bend forming machine, the body of continuous suction pipe is carried out the elbow indentation process handle, make the bent suction pipe in middle part.
7. prepare the method for suction pipe according to the described degradable biological material of claim 6, it is characterized in that it is further comprising the steps of:
8) prepare a cut sth. askew cutter and placing on the cutter, the place of incision of the body of continuous suction pipe is carried out the oblique angle cutting technique handle, make the suction pipe that one or both ends are tapered cut.
8. prepare the method for suction pipe according to the described degradable biological material of claim 6, it is characterized in that it is further comprising the steps of:
9) prepare one spoonful of shaper, the place of incision of the body of continuous suction pipe is carried out spoonful type indentation process handle, make the suction pipe of one or both ends for spoon shape.
9. a suction pipe that adopts the described method preparation of claim 5 is characterized in that it is the round tubular of a hollow, and it is made up of the degradable biological material, and its interior outer surface all has the water-fast colloid top layer of a densification.
10. suction pipe according to claim 9 is characterized in that, its cross section is positive circular or oval; Its one or both ends are section concordant or that cut sth. askew, or are a spoonful shape; Its middle part is provided with the folding line that can make the suction pipe bending.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108676203A (en) * | 2018-07-17 | 2018-10-19 | 何莹懿 | A kind of material prescription of dixie cup |
CN111418771A (en) * | 2019-01-10 | 2020-07-17 | 宁方超 | Edible rice straw and preparation method thereof |
CN111875853A (en) * | 2020-08-18 | 2020-11-03 | 施竣元 | Degradable environment-friendly straw and preparation method thereof |
WO2021030895A1 (en) * | 2019-08-19 | 2021-02-25 | Jesue Candido Santana Antonio | Product and method for manufacturing edible drinking straws for sucking liquid beverages |
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WO2001091721A2 (en) * | 2000-06-01 | 2001-12-06 | A.E. Staley Manufacturing Co. | Modified starch as a replacement for gelatin in soft gel films and capsules |
CN1639243A (en) * | 2002-02-21 | 2005-07-13 | 日世株式会社 | Biodegradable molding |
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CN1250736A (en) * | 1993-02-17 | 2000-04-19 | E·卡休基工业有限公司 | Container made of plate with organic binder and inorganic fillings, method and system for making same |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108676203A (en) * | 2018-07-17 | 2018-10-19 | 何莹懿 | A kind of material prescription of dixie cup |
CN111418771A (en) * | 2019-01-10 | 2020-07-17 | 宁方超 | Edible rice straw and preparation method thereof |
WO2021030895A1 (en) * | 2019-08-19 | 2021-02-25 | Jesue Candido Santana Antonio | Product and method for manufacturing edible drinking straws for sucking liquid beverages |
CN111875853A (en) * | 2020-08-18 | 2020-11-03 | 施竣元 | Degradable environment-friendly straw and preparation method thereof |
CN111875853B (en) * | 2020-08-18 | 2022-03-04 | 施竣元 | Degradable environment-friendly straw and preparation method thereof |
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Application publication date: 20110831 |