CN105175973A - Thermoplastic resin and preparation method therefor - Google Patents
Thermoplastic resin and preparation method therefor Download PDFInfo
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- CN105175973A CN105175973A CN201510438910.2A CN201510438910A CN105175973A CN 105175973 A CN105175973 A CN 105175973A CN 201510438910 A CN201510438910 A CN 201510438910A CN 105175973 A CN105175973 A CN 105175973A
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Abstract
The invention discloses thermoplastic resin and a preparation method therefor. The thermoplastic resin comprises the following raw materials in parts by weight: 10-15 parts of acrylonitrile, 20-25 parts of styrene, 30-35 parts of butadiene,10-15 parts of gelatin, 20-25 parts of natural rubber, 16-20 parts of octoxinol, 59-66 parts of vinyl acetate, 17-21 parts of acetic acid, 21-25 parts of benzoyl peroxide, 8-13 parts of methylcellulose, 40-50 parts of formaldehyde, 17-20 parts of niobium pentachloride, 20-22 parts of fluororubber and 10-12 parts of asbestos powder. The thermoplastic resin has the advantages of being good in heat resistance, high in strength, good in toughness and easy to process and mold.
Description
Technical field
The present invention relates to a kind of thermoplastic resin and preparation method thereof.
Background technology
Thermoplastic resin: be have the performance by thermal softening, hardening by cooling, and not react with, no matter heating and cooling repeat how many times, all can keep this performance.All have its molecular structure of thermoplastic resin and all belong to line style.It comprises containing whole polymer resin and partial condensates resin.
Can thermoplastic repeatedly, cooling curing a large class synthetic resins (also comprising common natural resin).This resinoid is high molecular solid at normal temperatures, is line style or the polymkeric substance with a small amount of side chain, and intermolecular nothing is cross-linked, and only attracts each other by van der waals forces or hydrogen bond.In molding process, through pressurized, heated i.e. softening and flowing, there is not chemically crosslinked in resin, can in mould figuration, through cooling and shaping, the goods of obtained desired shape.In thermal histories repeatedly, molecular structure does not change substantially, when temperature is too high, overlong time time, then can there is degraded or decompose.These are all the features distinguished with thermosetting resin.
At present thermoplastic resin on the market all has thermotolerance and the poor shortcoming of rigidity.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind ofly has that good resistance toheat, intensity are high, good toughness, the thermoplastic resin being easy to machine-shaping and preparation method thereof.
For solving the problem, the present invention adopts following technical scheme:
A kind of thermoplastic resin and preparation method thereof, comprises the raw material of following parts by weight proportioning: vinyl cyanide 10-15 part, vinylbenzene 20-25 part, divinyl 30-35 part, gelatin 10-15 part, natural rubber 20-25 part, octoxinol 16-20 part, vinyl acetate between to for plastic 59-66 part, acetic acid 17-21 part, BP 21-25 part, methylcellulose gum 8-13 part, formaldehyde 40-50 part, columbium pentachloride 17-20 part, viton 20-22 part, asbestos powder 10-12 part.
Further, the raw material of following parts by weight proportioning is comprised: vinyl cyanide 10 parts, vinylbenzene 20 parts, divinyl 30 parts, 10 parts, gelatin, natural rubber 20 parts, octoxinol 16 parts, vinyl acetate between to for plastic 59 parts, acetic acid 17, BP 21 parts, methylcellulose gum 8 parts, 40 parts, formaldehyde, columbium pentachloride 17 parts, viton 20 parts, asbestos powder 10 parts.
Further, the raw material of following parts by weight proportioning is comprised: vinyl cyanide 15 parts, vinylbenzene 25 parts, divinyl 35 parts, 15 parts, gelatin, natural rubber 25 parts, octoxinol 20 parts, vinyl acetate between to for plastic 66 parts, acetic acid 21 parts, BP 25 parts, methylcellulose gum 13 parts, 50 parts, formaldehyde, columbium pentachloride 20 parts, viton 22 parts, asbestos powder 12 parts.
Further, the raw material of following parts by weight proportioning is comprised: vinyl cyanide 13 parts, vinylbenzene 23 parts, divinyl 33 parts, 13 parts, gelatin, natural rubber 23 parts, octoxinol 18 parts, vinyl acetate between to for plastic 64 parts, acetic acid 19 parts, BP 23 parts, methylcellulose gum 11 parts, 45 parts, formaldehyde, columbium pentachloride 19 parts, viton 21 parts, asbestos powder 11 parts.
Another technical problem that the present invention will solve is to provide a kind of preparation method of thermoplastic resin, comprises the following steps:
1) divinyl 30-35 part is poured in reaction vessel, then adds octoxinol 16-20 part and appropriate pure water, then use stirrer to stir, until divinyl 30-35 part is dissolved completely, for subsequent use;
2) by vinyl cyanide 10-15 part, vinylbenzene 20-25 part, gelatin 10-15 part and natural rubber 20-25 part, join together in step 1) and carry out emulsion graft copolymerization, filter, obtain powder and reaction solution, for subsequent use;
3) by step 2) powder and reaction solution again admix according to weight proportion 4:1, and add the blending of methylcellulose gum 8-13 part, for subsequent use;
4) vinyl acetate between to for plastic 59-66 part is made into powder, put in acetic acid 17-21 part, and then slowly pour BP 21-25 part in the process constantly stirred, make it fully be polymerized to be placed on liquid evaporation in steam stripped tower, then use pure water totally and after soaking 1 hour, Vacuumdrier is used to carry out drying treatment, for subsequent use;
5) formaldehyde 40-50 part is poured in pure water, make it to form saturated formaldehyde solution, then put and carry out heat treated in the environment of acidity, until to liquid not there is bubble, then take out and add columbium pentachloride 17-20 part, be heated to 300 DEG C make its polymerization reaction take place after, carry out processed, cool, obtain solid mixture, for subsequent use;
6) step 3) and step 4) being admixed according to weight proportion 9:7, and after being heated to 330 DEG C, add viton 20-22 part, then making it fully miscible, for subsequent use by temperature being adjusted to 360 DEG C;
7) step 5) is placed in pulverizer and is made into powder, then add the blending of asbestos powder 10-12 part, for subsequent use;
8) by step 7) be divided into A, B two parts, for subsequent use;
9) by step 8) A part be poured in step 6), fully stir with large-scale stirrer and stop heating, be down to 280 DEG C when temperature and B part of step 8) poured into, continue to stir, until when temperature is down to 170 ~ 200 DEG C, be placed in forcing machine extruding pelletization, cool, for subsequent use;
10) step 9) be poured in dry packing bag, sealing is preserved.
The invention has the beneficial effects as follows: by vinyl cyanide, vinylbenzene, the specific proportioning polymerization of divinyl, thermoplastic resin is made to obtain the mechanical property of outstanding shock-resistance, thermotolerance, dielectricity, wear resistance, and be added with natural rubber and viton, thermoplastic resin is made not only to possess toughness and the shock resistance of rubber bodies, and by being combined with viton and asbestos powder, great lifting temperature capacity, breaks away from the shortcoming of poor heat resistance.
Embodiment
Embodiment 1:
A preparation method for thermoplastic resin, comprises the raw material of following parts by weight proportioning: vinyl cyanide 10 parts, vinylbenzene 20 parts, divinyl 30 parts, 10 parts, gelatin, natural rubber 20 parts, octoxinol 16 parts, vinyl acetate between to for plastic 59 parts, acetic acid 17, BP 21 parts, methylcellulose gum 8 parts, 40 parts, formaldehyde, columbium pentachloride 17 parts, viton 20 parts, asbestos powder 10 parts.
A kind of preparation method of thermoplastic resin comprises the following steps:
1) divinyl 30 parts is poured in reaction vessel, then adds octoxinol 16 parts and appropriate pure water, then use stirrer to stir, until divinyl 30 parts dissolves completely, for subsequent use;
2) by vinyl cyanide 10 parts, vinylbenzene 20 parts, 10 parts, gelatin and natural rubber 20 parts, join together in step 1) and carry out emulsion graft copolymerization, filter, obtain powder and reaction solution, for subsequent use;
3) by step 2) powder and reaction solution again admix according to weight proportion 4:1, and add methylcellulose gum 8 parts of blending, for subsequent use;
4) vinyl acetate between to for plastic 59 parts is made into powder, put in acetic acid 17 parts, and then slowly pour BP 21 parts in the process constantly stirred, make it fully be polymerized to be placed on liquid evaporation in steam stripped tower, then use pure water totally and after soaking 1 hour, Vacuumdrier is used to carry out drying treatment, for subsequent use;
5) 40 parts, formaldehyde is poured in pure water, make it to form saturated formaldehyde solution, then put and carry out heat treated in the environment of acidity, until to liquid not there is bubble, then take out and add columbium pentachloride 17 parts, be heated to 300 DEG C make its polymerization reaction take place after, carry out processed, cool, obtain solid mixture, for subsequent use;
6) step 3) and step 4) being admixed according to weight proportion 9:7, and after being heated to 330 DEG C, add viton 20 parts, then making it fully miscible, for subsequent use by temperature being adjusted to 360 DEG C;
7) step 5) is placed in pulverizer and is made into powder, then add asbestos powder 10 parts blending, for subsequent use;
8) by step 7) be divided into A, B two parts, for subsequent use;
9) by step 8) A part be poured in step 6), fully stir with large-scale stirrer and stop heating, be down to 280 DEG C when temperature and B part of step 8) poured into, continue to stir, until when temperature is down to 170 ~ 200 DEG C, be placed in forcing machine extruding pelletization, cool, for subsequent use;
10) step 9) be poured in dry packing bag, sealing is preserved.
Embodiment 2:
A kind of thermoplastic resin and preparation method thereof, comprises the raw material of following parts by weight proportioning: vinyl cyanide 15 parts, vinylbenzene 25 parts, divinyl 35 parts, 15 parts, gelatin, natural rubber 25 parts, octoxinol 20 parts, vinyl acetate between to for plastic 66 parts, acetic acid 21 parts, BP 25 parts, methylcellulose gum 13 parts, 50 parts, formaldehyde, columbium pentachloride 20 parts, viton 22 parts, asbestos powder 12 parts.
A preparation method for thermoplastic resin, comprises the following steps:
1) divinyl 35 parts is poured in reaction vessel, then adds octoxinol 20 parts and appropriate pure water, then use stirrer to stir, until divinyl 35 parts dissolves completely, for subsequent use;
2) by vinyl cyanide 15 parts, vinylbenzene 25 parts, 15 parts, gelatin and natural rubber 25 parts, join together in step 1) and carry out emulsion graft copolymerization, filter, obtain powder and reaction solution, for subsequent use;
3) by step 2) powder and reaction solution again admix according to weight proportion 4:1, and add methylcellulose gum 13 parts of blending, for subsequent use;
4) vinyl acetate between to for plastic 66 parts is made into powder, put in acetic acid 21 parts, and then slowly pour BP 25 parts in the process constantly stirred, make it fully be polymerized to be placed on liquid evaporation in steam stripped tower, then use pure water totally and after soaking 1 hour, Vacuumdrier is used to carry out drying treatment, for subsequent use;
5) 50 parts, formaldehyde is poured in pure water, make it to form saturated formaldehyde solution, then put and carry out heat treated in the environment of acidity, until to liquid not there is bubble, then take out and add columbium pentachloride 20 parts, be heated to 300 DEG C make its polymerization reaction take place after, carry out processed, cool, obtain solid mixture, for subsequent use;
6) step 3) and step 4) being admixed according to weight proportion 9:7, and after being heated to 330 DEG C, add viton 22 parts, then making it fully miscible, for subsequent use by temperature being adjusted to 360 DEG C;
7) step 5) is placed in pulverizer and is made into powder, then add asbestos powder 12 parts blending, for subsequent use;
8) by step 7) be divided into A, B two parts, for subsequent use;
9) by step 8) A part be poured in step 6), fully stir with large-scale stirrer and stop heating, be down to 280 DEG C when temperature and B part of step 8) poured into, continue to stir, until when temperature is down to 170 ~ 200 DEG C, be placed in forcing machine extruding pelletization, cool, for subsequent use;
10) step 9) be poured in dry packing bag, sealing is preserved.
Embodiment 3:
A kind of thermoplastic resin and preparation method thereof, comprises the raw material of following parts by weight proportioning: vinyl cyanide 13 parts, vinylbenzene 23 parts, divinyl 33 parts, 13 parts, gelatin, natural rubber 23 parts, octoxinol 18 parts, vinyl acetate between to for plastic 64 parts, acetic acid 19 parts, BP 23 parts, methylcellulose gum 11 parts, 45 parts, formaldehyde, columbium pentachloride 19 parts, viton 21 parts, asbestos powder 11 parts.
A preparation method for thermoplastic resin, comprises the following steps:
1) divinyl 33 parts is poured in reaction vessel, then adds octoxinol 18 parts and appropriate pure water, then use stirrer to stir, until divinyl 33 parts dissolves completely, for subsequent use;
2) by vinyl cyanide 13 parts, vinylbenzene 23 parts, 13 parts, gelatin and natural rubber 23 parts, join together in step 1) and carry out emulsion graft copolymerization, filter, obtain powder and reaction solution, for subsequent use;
3) by step 2) powder and reaction solution again admix according to weight proportion 4:1, and add methylcellulose gum 11 parts of blending, for subsequent use;
4) vinyl acetate between to for plastic 64 parts is made into powder, put in acetic acid 19 parts, and then slowly pour BP 23 parts in the process constantly stirred, make it fully be polymerized to be placed on liquid evaporation in steam stripped tower, then use pure water totally and after soaking 1 hour, Vacuumdrier is used to carry out drying treatment, for subsequent use;
5) 45 parts, formaldehyde is poured in pure water, make it to form saturated formaldehyde solution, then put and carry out heat treated in the environment of acidity, until to liquid not there is bubble, then take out and add columbium pentachloride 19 parts, be heated to 300 DEG C make its polymerization reaction take place after, carry out processed, cool, obtain solid mixture, for subsequent use;
6) step 3) and step 4) being admixed according to weight proportion 9:7, and after being heated to 330 DEG C, add viton 21 parts, then making it fully miscible, for subsequent use by temperature being adjusted to 360 DEG C;
7) step 5) is placed in pulverizer and is made into powder, then add asbestos powder 11 parts blending, for subsequent use;
8) by step 7) be divided into A, B two parts, for subsequent use;
9) by step 8) A part be poured in step 6), fully stir with large-scale stirrer and stop heating, be down to 280 DEG C when temperature and B part of step 8) poured into, continue to stir, until when temperature is down to 170 ~ 200 DEG C, be placed in forcing machine extruding pelletization, cool, for subsequent use;
10) step 9) be poured in dry packing bag, sealing is preserved.
The invention has the beneficial effects as follows: by vinyl cyanide, vinylbenzene, the specific proportioning polymerization of divinyl, thermoplastic resin is made to obtain the mechanical property of outstanding shock-resistance, thermotolerance, dielectricity, wear resistance, and be added with natural rubber and viton, thermoplastic resin is made not only to possess toughness and the shock resistance of rubber bodies, and by being combined with viton and asbestos powder, great lifting temperature capacity, breaks away from the shortcoming of poor heat resistance.
The above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed in protection scope of the present invention.
Claims (5)
1. thermoplastic resin and preparation method thereof, it is characterized in that, comprise the raw material of following parts by weight proportioning: vinyl cyanide 10-15 part, vinylbenzene 20-25 part, divinyl 30-35 part, gelatin 10-15 part, natural rubber 20-25 part, octoxinol 16-20 part, vinyl acetate between to for plastic 59-66 part, acetic acid 17-21 part, BP 21-25 part, methylcellulose gum 8-13 part, formaldehyde 40-50 part, columbium pentachloride 17-20 part, viton 20-22 part, asbestos powder 10-12 part.
2. a kind of thermoplastic resin as claimed in claim 1 and preparation method thereof, it is characterized in that, comprise the raw material of following parts by weight proportioning: vinyl cyanide 10 parts, vinylbenzene 20 parts, divinyl 30 parts, 10 parts, gelatin, natural rubber 20 parts, octoxinol 16 parts, vinyl acetate between to for plastic 59 parts, acetic acid 17, BP 21 parts, methylcellulose gum 8 parts, 40 parts, formaldehyde, columbium pentachloride 17 parts, viton 20 parts, asbestos powder 10 parts.
3. a kind of thermoplastic resin as claimed in claim 1 and preparation method thereof, it is characterized in that, comprise the raw material of following parts by weight proportioning: vinyl cyanide 15 parts, vinylbenzene 25 parts, divinyl 35 parts, 15 parts, gelatin, natural rubber 25 parts, octoxinol 20 parts, vinyl acetate between to for plastic 66 parts, acetic acid 21 parts, BP 25 parts, methylcellulose gum 13 parts, 50 parts, formaldehyde, columbium pentachloride 20 parts, viton 22 parts, asbestos powder 12 parts.
4. a kind of thermoplastic resin as claimed in claim 1 and preparation method thereof, it is characterized in that, comprise the raw material of following parts by weight proportioning: vinyl cyanide 13 parts, vinylbenzene 23 parts, divinyl 33 parts, 13 parts, gelatin, natural rubber 23 parts, octoxinol 18 parts, vinyl acetate between to for plastic 64 parts, acetic acid 19 parts, BP 23 parts, methylcellulose gum 11 parts, 45 parts, formaldehyde, columbium pentachloride 19 parts, viton 21 parts, asbestos powder 11 parts.
5. a preparation method for thermoplastic resin, is characterized in that, comprises the following steps:
1) divinyl 30-35 part is poured in reaction vessel, then adds octoxinol 16-20 part and appropriate pure water, then use stirrer to stir, until divinyl 30-35 part is dissolved completely, for subsequent use;
2) by vinyl cyanide 10-15 part, vinylbenzene 20-25 part, gelatin 10-15 part and natural rubber 20-25 part, join together in step 1) and carry out emulsion graft copolymerization, filter, obtain powder and reaction solution, for subsequent use;
3) by step 2) powder and reaction solution again admix according to weight proportion 4:1, and add the blending of methylcellulose gum 8-13 part, for subsequent use;
4) vinyl acetate between to for plastic 59-66 part is made into powder, put in acetic acid 17-21 part, and then slowly pour BP 21-25 part in the process constantly stirred, make it fully be polymerized to be placed on liquid evaporation in steam stripped tower, then use pure water totally and after soaking 1 hour, Vacuumdrier is used to carry out drying treatment, for subsequent use;
5) formaldehyde 40-50 part is poured in pure water, make it to form saturated formaldehyde solution, then put and carry out heat treated in the environment of acidity, until to liquid not there is bubble, then take out and add columbium pentachloride 17-20 part, be heated to 300 DEG C make its polymerization reaction take place after, carry out processed, cool, obtain solid mixture, for subsequent use;
6) step 3) and step 4) being admixed according to weight proportion 9:7, and after being heated to 330 DEG C, add viton 20-22 part, then making it fully miscible, for subsequent use by temperature being adjusted to 360 DEG C;
7) step 5) is placed in pulverizer and is made into powder, then add the blending of asbestos powder 10-12 part, for subsequent use;
8) by step 7) be divided into A, B two parts, for subsequent use;
9) by step 8) A part be poured in step 6), fully stir with large-scale stirrer and stop heating, be down to 280 DEG C when temperature and B part of step 8) poured into, continue to stir, until when temperature is down to 170 ~ 200 DEG C, be placed in forcing machine extruding pelletization, cool, for subsequent use;
10) step 9) be poured in dry packing bag, sealing is preserved.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510438910.2A CN105175973A (en) | 2015-07-24 | 2015-07-24 | Thermoplastic resin and preparation method therefor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510438910.2A CN105175973A (en) | 2015-07-24 | 2015-07-24 | Thermoplastic resin and preparation method therefor |
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Citations (6)
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| CN1810876A (en) * | 2004-11-22 | 2006-08-02 | 科聚亚公司 | Clear, impact modified, heat resistant polyvinyl halide compositions |
| CN101356205A (en) * | 2005-11-04 | 2009-01-28 | 可泰克斯有限合伙公司 | Method of producing an impact-resistant thermoplastic resin |
| CN101544876A (en) * | 2008-03-28 | 2009-09-30 | 琳得科株式会社 | Pressure-sensitive adhesive composition for plasma display and adhesive sheet prepared by forming the same |
| US20100048798A1 (en) * | 2008-08-19 | 2010-02-25 | Lg Chem, Ltd. | Thermoplastic Acrylonitrile-Butadiene-Styrene Resin Composition With Excellent Releasability And Colorability |
| CN104684995A (en) * | 2012-09-25 | 2015-06-03 | 东丽株式会社 | Natural rubber-containing thermoplastic resin composition and molded article thereof |
-
2015
- 2015-07-24 CN CN201510438910.2A patent/CN105175973A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100992A (en) * | 1985-02-08 | 1987-08-19 | 采煤化学公司 | Thermoplastic composite and production method thereof and goods |
| CN1810876A (en) * | 2004-11-22 | 2006-08-02 | 科聚亚公司 | Clear, impact modified, heat resistant polyvinyl halide compositions |
| CN101356205A (en) * | 2005-11-04 | 2009-01-28 | 可泰克斯有限合伙公司 | Method of producing an impact-resistant thermoplastic resin |
| CN101544876A (en) * | 2008-03-28 | 2009-09-30 | 琳得科株式会社 | Pressure-sensitive adhesive composition for plasma display and adhesive sheet prepared by forming the same |
| US20100048798A1 (en) * | 2008-08-19 | 2010-02-25 | Lg Chem, Ltd. | Thermoplastic Acrylonitrile-Butadiene-Styrene Resin Composition With Excellent Releasability And Colorability |
| CN104684995A (en) * | 2012-09-25 | 2015-06-03 | 东丽株式会社 | Natural rubber-containing thermoplastic resin composition and molded article thereof |
Non-Patent Citations (4)
| Title |
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| 李子东等: "《胶黏剂助剂》", 28 February 2005, 化学工业出版社 * |
| 王加龙: "《高分子材料基本加工工艺》", 28 February 2009, 化学工业出版社 * |
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Application publication date: 20151223 |