CN103088702A - Colored high-strength insulation vulcanized fiber board and manufacturing technique thereof - Google Patents
Colored high-strength insulation vulcanized fiber board and manufacturing technique thereof Download PDFInfo
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- CN103088702A CN103088702A CN2012101089013A CN201210108901A CN103088702A CN 103088702 A CN103088702 A CN 103088702A CN 2012101089013 A CN2012101089013 A CN 2012101089013A CN 201210108901 A CN201210108901 A CN 201210108901A CN 103088702 A CN103088702 A CN 103088702A
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Abstract
The invention relates to a colored high-strength insulation vulcanized fiber board and a manufacturing technique thereof. On the basis of paper making technology, plant fibers used as the main raw material are pulped and dyed, various special chemical assistants are added to endow the board with many special functions, and a high-temperature high-pressure technique is utilized to prepare the colored high-strength insulation vulcanized fiber board. Thus, the colored high-strength insulation vulcanized fiber board can more comprehensively substitute the imported and national insulation material to be used as insulation punch forming parts in the industries of electronics, electric apparatuses, acoustic equipment and the like. The invention adopts the production technique comprising primary forming, vacuum dehydration and high-temperature hot-press drying. Compared with the production technique of like products in China, the invention has the advantages of lower production cost, less equipment investment, simple technique, easy starting and operation and low energy consumption, and can implement clean production.
Description
Technical field
The present invention relates to colored high-strength insulation vulcanized fiber board, the invention still further relates to the manufacture method of the colored high-strength insulation vulcanized fiber board of this kind.
Background technology
Because production, the trade of China are progressively internationalized, the people's living standard improved constantly, and more pursue quality of life, so environmental consciousness improved day by day in recent years.The Chinese government emphasizes that enterprise must be placed on critical role to environmental protection and resource regeneration and exploitation when pursuing economic benefit.The call of " people-oriented, builds a harmonious society " has particularly been proposed in recent years, any industry no matter, every enterprise that people's life and property are worked the mischief all will close.Paper base material plays more and more important effect in daily life because it has renewable, environmentally safe, easily reclaims, easy characteristics such as processing, and its Application Areas is constantly being widened.Colored high-strength insulation vulcanized fiber board car is indispensable a kind of insulating materials in economic construction, it is a kind of good unique construction multifunctional material, it is widely used as pad everywhere, the lighting apparatus part of traffic direct current power machinery rotor and stator, various dividing plates every electric pad, loudspeaker wiring frame and stereo set such as relay, oil circuit breaker, television set, computer, motor, electric fan etc. and as liner, various valve, the compressor liner of steam turbine, motor, pressure duct (400 atmospheric pressure).
China is the big country of the complete machines such as electronics, electrical equipment, small household appliances, sound equipment, electric tool, automobile making and accessories manufacturing and outlet.Annual large especially to the demand of colored high-strength insulation vulcanized fiber board car.Colored high-strength insulation vulcanized fiber board is a kind of electronic component isolation cardboard for electronics, electric equipment products.It is take string as main raw material, take paper technology as the basis, select the multiple special chemical assistants such as dyestuff, mordant, adhesive, wet strength agent, stiff dose, water repellent agent, defoamer and dispersant, give the good machining property of cardboard (withstand voltage, rush, cut, quarter, pressurized be not stratified, and the multiple special functions such as electrical insulation properties and protection against the tide, water resistance not explosion etc.).It adopts one-shot forming, vacuum dehydration, the production Technology of high temperature hot pressing drying simultaneously.Compare with the production technology mode of domestic product of the same type, have advantages of that production cost is lower, equipment investment is few, technique simply, easily start, easy to operate, energy consumption is low, and can realize cleaner production.Our industrial water power consumption is approximately half of existing conventional vulcanized fiber board production technology.
Summary of the invention
The objective of the invention is, improve for our existing high-strength insulation vulcanized fiber board technology and the equipment of producing, take paper technology as the basis, first the main raw material string is carried out slurrying and dyeing, add again various special chemical assistants, give cardboard multiple special function, and be prepared from the technique of High Temperature High Pressure.Thereby more comprehensive substituting import one and domestic insulating materials are as the insulation punch forming part of the industries such as electronics, electrical equipment and electroacoustic apparatus.
Technical solution of the present invention is to be made by following main materials and weight ratio:
The content percentage sum of above each component equals 100%,
Its manufacture method is following steps:
A) string being carried out the fibration making beating with beating equipment processes, the beating degree of string is beaten to 30～60 ° of SR, and making beating processes laggard row filter, add dyestuff fully to stir after purifying, then adds mordant to make clarification of water in slurry, adjust the pH value of slurry at 4.5-5;
B) stiff dose of each component being prepared into respectively concentration is 5% solution, then evenly is mixed with into stiff dose, diluted for use by 1: 1 proportioning;
C) batching adds wet strength agent, adhesive, dry strength agent, stiff dose, dispersant, water repellent agent, component of antifoam agent and water in the with slurry pond respectively by described proportioning and order, mix;
D) with the slurry for preparing page wet process equipment one-shot forming, carry out the high temperature hot pressing drying through press dewatering, hot pressing drying plant, baking temperature is 95～140 ℃;
E) ornamenting, check get product.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, string is the composition of one or more materials of the timber of processing through chemistry or mechanical method, careless class, bast, kind hairs string.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, dyestuff is that direct dyes, REACTIVE DYES, soluble vat dye, ACID DYES and the acidic intermedium and the acidity that can be the string colouring contain mordant dye etc.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, adhesive is cinnamic acrylic ester family macromolecule polymer emulsion.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, wet strength agent is polyamide-epoxy polyamine chloropropane resin.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, dry strength agent is a kind of in cationic polyacrylamide, anionic polyacrylamide and amphion polyacrylamide.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, stiff dose is polyvinyl alcohol and the melamine resin mixture of 1: 1.
High-strength insulation vulcanized fiber board according to claim 1 is characterized in that, dispersant is a kind of in sodium carboxymethylcellulose, polyethylene glycol oxide.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, water repellent agent is the composition of one or more materials in rosin milk, wax emulsion, polyamide polyureas.
Colored high-strength insulation vulcanized fiber board according to claim 1 is characterized in that, defoamer is a kind of in organosilicon macromolecule class and polyethers defoamer.
The invention has the advantages that:
1. raw material components of the present invention is simple, and main raw material wide material sources, cheap, nontoxic, goods are easy to degraded and meet the environmental protection instructions for use;
2. production technology of the present invention is compared with traditional red steel paper production Technology, has an equipment investment few, and technique is simple, is easy to start, and easily grasps, and easy to operate, energy consumption is low, and the water power consumption is few, and production cost is low, and can realize cleaner production;
3. compare with original high-strength insulation vulcanized fiber board, can produce versicolor high-strength insulation vulcanized fiber board according to market demand.
The specific embodiment
In conjunction with the embodiments the present invention is described in further details:
Example one:
1. the chemical bleaching wood pulp fibre with the sulfate process preparation carries out fibration making beating processing with beating equipment, and the beating degree of wood pulp fibre is beaten to 45 ° of SR;
2. add the above-mentioned bleached wood pulp fiber of accomplishing fluently (concentration 5%) 4000kg in machine chest, directly rosaniline dyes 10kg, after fully mixing, add aluminum sulfate solution (concentration 10%) 10kg, adjusts the pH value of slurry at 4.5-5;
3. polyvinyl alcohol and melamine resin are prepared into respectively concentration and are 5% solution, then evenly be mixed with into stiff dose by 1: 1 proportioning, be diluted to 1% concentration standby;
4. extracting the above-mentioned slurry 1000kg that mixes in machine chest enters in the with slurry pond, add successively in order wet strength agent (concentration 12.5%) 1.5kg, adhesive (concentration 50%) 5kg, dry strength agent (concentration 15%) 6kg, stiff dose of (concentration 1%) 200kg, dispersant (concentration 0.1%) 10kg, water repellent agent (concentration 1%) 25kg, defoamer (concentration 0.5%) 5kg component, mix;
5. the slurry for preparing is taken the slurry a certain amount of, that outfit is good by the page thickness requirement with the one-shot forming of page wet process equipment, carry out the high temperature hot pressing drying through press dewatering, hot pressing drying plant, baking temperature is 95～140 ℃;
6. ornamenting, check get product.
Example two:
1. true qualities sulfate method pulp fiber is carried out the fibration making beating with beating equipment and process, the beating degree of wood pulp fibre is beaten to 45 ° of SR; Useless craft paper carries out the fibration making beating with beating equipment to be processed, and the beating degree of secondary stock is beaten to 55 ° of SR;
2. add the above-mentioned wood pulp fibre of accomplishing fluently (concentration 5%) 1000kg in machine chest, secondary stock (concentration 5%) 3000kg, direct fast black dyestuff 10kg is after fully mixing, add aluminum sulfate solution (concentration 10%) 10kg, adjust the pH value of slurry at 4.5-5;
3. polyvinyl alcohol and melamine resin are prepared into respectively concentration and are 5% solution, then evenly be mixed with into stiff dose by 1: 1 proportioning, be diluted to 1% concentration standby;
4. extracting the above-mentioned slurry 1000kg that mixes in machine chest enters in the with slurry pond, add successively in order wet strength agent (concentration 12.5%) 1.5kg, adhesive (concentration 50%) 7kg, dry strength agent (concentration 15%) 7kg, stiff dose of (concentration 1%) 200kg,, dispersant (concentration 0.1%) 10kg, water repellent agent (concentration 1%) 25kg, defoamer (concentration 0.5%) 5kg component, mix;
5. take a certain amount of by the page thickness requirement slurry for preparing, to be equipped with the page wet process equipment one-shot forming of good slurry with the page wet process equipment, carry out the high temperature hot pressing drying through press dewatering, hot pressing drying plant, baking temperature is 95～140 ℃;
6. ornamenting, check get product.
Example three:
1. the chemical bleaching wood pulp with the sulfate process preparation carries out fibration making beating processing with beating equipment, and the beating degree of wood pulp fibre is beaten to 40 ° of SR; The chemical bleaching ramie pulp fiber of sulfate process preparation carries out the fibration making beating with beating equipment to be processed, and the beating degree of ramie pulp fiber is beaten to 35 ° of SR, and white wastepaper carries out the fibration making beating with beating equipment to be processed, and the beating degree of secondary stock is beaten to 55 ° of SR;
2. add the above-mentioned wood pulp fibre of accomplishing fluently (concentration 5%) 2500kg in machine chest, ramie pulp fiber (concentration 5%) 500kg, secondary stock (concentration 5%) 1000kg, direct grass green dyestuff 5kg, direct fast black dyestuff 5kg, slurry adds aluminum sulfate solution (concentration 10%) 10kg with after dyestuff fully mixes, and adjusts the pH value of slurry at 4.5-5;
3. polyvinyl alcohol and melamine resin are prepared into respectively concentration and are 5% solution, then evenly be mixed with into stiff dose by 1: 1 proportioning, be diluted to 1% concentration standby;
4. extracting the above-mentioned slurry 1000kg that mixes in machine chest enters in the with slurry pond, add successively in order wet strength agent (concentration 12.5%) 1.5kg, adhesive (concentration 50%) 5kg, dry strength agent (concentration 15%) 5kg, stiff dose of (concentration 1%) 200kg, dispersant (concentration 0.1%) 10kg, water repellent agent (concentration 1%) 25kg, defoamer (concentration 0.5%) 5kg component, mix;
5. the slurry for preparing is taken a certain amount ofly by the page thickness requirement, with the one-shot forming of page wet process equipment, carry out the high temperature hot pressing drying through press dewatering, hot pressing drying plant, baking temperature is 95～140 ℃;
6. ornamenting, check get product.
Claims (10)
1. colored high-strength insulation vulcanized fiber board, it is to be made by following main materials and weight ratio and manufacture method:
The content percentage sum of above each component equals 100%,
Its manufacture method is following steps:
A) string being carried out the fibration making beating with beating equipment processes, the beating degree of string is beaten to 30～60 ° of SR, making beating processes laggard row filter, add dyestuff fully to stir after purifying, then adds mordant to make clarification of water in slurry, adjusts the pH value of slurry at 4.5-5;
B) stiff dose of each component being prepared into respectively concentration is 5% solution, then evenly is mixed with into stiff dose, diluted for use by 1: 1 proportioning;
C) batching adds wet strength agent, adhesive, dry strength agent, stiff dose, dispersant, water repellent agent, component of antifoam agent and water in the with slurry pond respectively by described proportioning and order, mix;
D) with the slurry for preparing page wet process equipment one-shot forming, carry out the high temperature hot pressing drying through press dewatering, hot pressing drying plant, baking temperature is 95～140 ℃;
E) ornamenting, check get product.
2. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, string is the composition of one or more materials of the timber of processing through chemistry or mechanical method, careless class, bast, kind hairs string.
3. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, dyestuff is that direct dyes, REACTIVE DYES, soluble vat dye, ACID DYES and the acidic intermedium and the acidity that can be the string colouring contain mordant dye etc.
4. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, adhesive is cinnamic acrylic ester family macromolecule polymer emulsion.
5. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, wet strength agent is polyamide-epoxy polyamine chloropropane resin.
6. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, dry strength agent is a kind of in cationic polyacrylamide, anionic polyacrylamide and amphion polyacrylamide.
7. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, stiff dose is polyvinyl alcohol and the melamine resin mixture of 1: 1.
8. high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, dispersant is a kind of in sodium carboxymethylcellulose, polyethylene glycol oxide.
9. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, water repellent agent is the composition of one or more materials in rosin milk, wax emulsion, polyamide polyureas.
10. colored high-strength insulation vulcanized fiber board according to claim 1, is characterized in that, defoamer is a kind of in organosilicon macromolecule class and polyethers defoamer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101089013A CN103088702A (en) | 2012-04-13 | 2012-04-13 | Colored high-strength insulation vulcanized fiber board and manufacturing technique thereof |
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| CN2012101089013A CN103088702A (en) | 2012-04-13 | 2012-04-13 | Colored high-strength insulation vulcanized fiber board and manufacturing technique thereof |
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| CN2012101089013A Pending CN103088702A (en) | 2012-04-13 | 2012-04-13 | Colored high-strength insulation vulcanized fiber board and manufacturing technique thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105476531A (en) * | 2016-01-28 | 2016-04-13 | 维达纸业（中国）有限公司 | Tissue applicable to people susceptible to allergy and preparation method of tissue |
| CN105908578A (en) * | 2016-05-03 | 2016-08-31 | 东莞当纳利印刷有限公司 | Production method of paper pulp molded product |
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| US5897961A (en) * | 1997-05-07 | 1999-04-27 | Xerox Corporation | Coated photographic papers |
| CN101713157A (en) * | 2009-08-18 | 2010-05-26 | 湖南广信工业纸板股份有限公司 | Dyeing process of olive-green insulating paperboard |
| CN101748651A (en) * | 2010-02-04 | 2010-06-23 | 广东省造纸研究所 | Insulating steel paperboard and process for producing same |
| CN101781870A (en) * | 2010-02-04 | 2010-07-21 | 广东省造纸研究所 | High-strength insulation vulcanized fiber board and manufacture process thereof |
| CN101781864A (en) * | 2008-11-04 | 2010-07-21 | 湖南广信电工科技股份有限公司 | Process for dyeing dark green industrial paperboard |
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2012
- 2012-04-13 CN CN2012101089013A patent/CN103088702A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5897961A (en) * | 1997-05-07 | 1999-04-27 | Xerox Corporation | Coated photographic papers |
| CN101781864A (en) * | 2008-11-04 | 2010-07-21 | 湖南广信电工科技股份有限公司 | Process for dyeing dark green industrial paperboard |
| CN101713157A (en) * | 2009-08-18 | 2010-05-26 | 湖南广信工业纸板股份有限公司 | Dyeing process of olive-green insulating paperboard |
| CN101748651A (en) * | 2010-02-04 | 2010-06-23 | 广东省造纸研究所 | Insulating steel paperboard and process for producing same |
| CN101781870A (en) * | 2010-02-04 | 2010-07-21 | 广东省造纸研究所 | High-strength insulation vulcanized fiber board and manufacture process thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105476531A (en) * | 2016-01-28 | 2016-04-13 | 维达纸业（中国）有限公司 | Tissue applicable to people susceptible to allergy and preparation method of tissue |
| CN105476531B (en) * | 2016-01-28 | 2019-11-08 | 维达纸业（中国）有限公司 | The paper handkerchief and preparation method thereof that easy allergic human population is applicable in |
| CN105908578A (en) * | 2016-05-03 | 2016-08-31 | 东莞当纳利印刷有限公司 | Production method of paper pulp molded product |
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Application publication date: 20130508 |
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