CN104119622A - Modified silicon dioxide for automobile wiring harness PVC sheath material and preparation method thereof - Google Patents
Modified silicon dioxide for automobile wiring harness PVC sheath material and preparation method thereof Download PDFInfo
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- CN104119622A CN104119622A CN201410315229.4A CN201410315229A CN104119622A CN 104119622 A CN104119622 A CN 104119622A CN 201410315229 A CN201410315229 A CN 201410315229A CN 104119622 A CN104119622 A CN 104119622A
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Abstract
The invention discloses modified silicon dioxide for an automobile wiring harness PVC sheath material and a preparation method thereof. The modified silicon dioxide is prepared from the following raw materials in parts by weight: 100-150 parts of silicon dioxide, 2.5-4.5 parts of methacryloxy propyl trimethoxyl silane, 4-8 parts of octamethylcyclotetrasiloxane, 10-15 parts of epoxy novolac resin, 2-3 parts of diethylenetriamine, 15-20 parts of dibutyl phthalate, 1-2 parts of cobalt naphthenate, 5-10 parts of titanium carbide, 3-6 parts of sorbitan olivate, 1.5-2.5 parts of antimony tri(n-dodecanethiol), 10-15 parts of datolite, 3-5 parts of butyl epoxystearate, 4-6 parts of cerium oxide nano hollow balls, 8-12 parts of straw ash, 2-4 parts of erucamide, 4-7 parts of tungsten disulfide, and 3-6 parts of an auxiliary agent. The physical and chemical properties of the silicon dioxide surface can be significantly improved, the compatibility between particles and high-molecular polymers is increased, the interaction between a filler and the polymers is enhanced, the processing technology performance is improved, the reinforcing performance of the filler is increased, and the modified silicon dioxide can be widely applied in filling of the automobile wiring harness sheath PVC material and has broad market prospects.
Description
Technical field
The present invention relates to a kind of automotive wire bundle PVC sheath material improved silica and preparation method thereof, belong to mineral filler technical field.
Background technology
Silicon-dioxide is one of important filler of the goods such as rubber, plastics, coating with its superior stability, reinforcement, thickening property and thixotropy etc. always.Along with developing rapidly of matrix material industry, people in adding silicon-dioxide in PVC sheath material, and every physical and mechanical properties that make goods etc. is ensured, in order to meet these requirements, need carry out modification to silicon-dioxide, to improve its over-all properties.
Summary of the invention
The object of the present invention is to provide a kind of automotive wire bundle PVC sheath material improved silica and preparation method thereof, improve the reinforcing property of silicon-dioxide.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of automotive wire bundle PVC sheath material improved silica, raw material by following weight part is made: silica 1 00-150, methacryloxypropyl trimethoxy silane 2.5-4.5, octamethylcyclotetrasiloxane 4-8, novolac epoxy 10-15, diethylenetriamine 2-3, dibutyl phthalate 15-20, cobalt naphthenate 1-2, titanium carbide 5-10, the smooth sweet oil acid esters of sorb 3-6, three (lauryl mercaptan) antimony 1.5-2.5, howlite 10-15, butyl epoxy stearate 3-5, cerium oxide nano hollow ball 4-6, stalk ashes 8-12, erucicamide 2-4, tungsten disulfide 4-7, auxiliary agent 3-6,
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight part: dawsonite 10-15, barium metaborate 5-10, myo-Inositol hexaphosphate 1-2, Dodecyl Mercaptan dibutyl tin 2-3, Bismuth Subcarbonate 3-5, different tridecanol myristinate 2.5-4.5, benzene sulfonyl Pehanorm 1.5-2.5, copper 8-quinolinolate 0.5-1, resorcinol monobenzoate 4-6, tea-polyphenol 2-3, magnesium sulfate heptahydrate 6-9, sorbitol anhydride monopalmitate 1-2; B, dawsonite, barium metaborate, Bismuth Subcarbonate are mixed, pulverize, cross 150-200 mesh sieve, then add myo-Inositol hexaphosphate, Dodecyl Mercaptan dibutyl tin, copper 8-quinolinolate, different tridecanol myristinate, stir 5-10min, then add remaining raw material, continue to stir 4-6min, dry and obtain described auxiliary agent.
The preparation method of improved silica for automotive wire bundle PVC sheath material of the present invention, comprise the following steps: first silicon-dioxide, howlite, titanium carbide are mixed, pulverize, after crossing 400-500 mesh sieve, drop in homogenizer, at 165-205 DEG C, stir 5-10min, make material moisture be less than 0.5%; Then material is packed in cold mixer and stir and lower the temperature, in the time that temperature of charge is down to 70-80 DEG C, add novolac epoxy, dibutyl phthalate, the smooth sweet oil acid esters of sorb, diethylenetriamine and cobalt naphthenate, continue to stir 3-5min, temperature of charge is down to 45 DEG C when following in standby, discharging, dries; Finally the material after drying is mixed with remaining raw material, high speed dispersion 5-10min, dries, porphyrize, packaging.
Beneficial effect of the present invention:
The present invention can obviously improve the physico-chemical property of silica sphere, improve the consistency between particle and high molecular polymer, interaction between reinforcing filler and polymkeric substance, improve process industrial art performance, improve the reinforcing property of filler, can be widely used in the filling of automobile wiring harness sheath PVC material, market outlook are wide.
Embodiment
A kind of automotive wire bundle PVC sheath material improved silica, is made up of the raw material of following weight (kg): silica 1 20, methacryloxypropyl trimethoxy silane 3.5, octamethylcyclotetrasiloxane 6, novolac epoxy 12, diethylenetriamine 2.5, dibutyl phthalate 18, cobalt naphthenate 1.5, titanium carbide 7, the smooth sweet oil acid esters 4 of sorb, three (lauryl mercaptan) antimony 2, howlite 12, butyl epoxy stearate 4, cerium oxide nano hollow ball 5, stalk ashes 10, erucicamide 3, tungsten disulfide 6, auxiliary agent 4;
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight (kg): dawsonite 15, barium metaborate 5, myo-Inositol hexaphosphate 1.5, Dodecyl Mercaptan dibutyl tin 2, Bismuth Subcarbonate 4, different tridecanol myristinate 4, benzene sulfonyl Pehanorm 2, copper 8-quinolinolate 0.6, resorcinol monobenzoate 5, tea-polyphenol 2.5, magnesium sulfate heptahydrate 7, sorbitol anhydride monopalmitate 1.5; B, dawsonite, barium metaborate, Bismuth Subcarbonate are mixed, pulverize, cross 200 mesh sieves, then add myo-Inositol hexaphosphate, Dodecyl Mercaptan dibutyl tin, copper 8-quinolinolate, different tridecanol myristinate, stir 8min, then add remaining raw material, continue to stir 5min, dry and obtain described auxiliary agent.
The preparation method of improved silica for automotive wire bundle PVC sheath material, comprise the following steps: first silicon-dioxide, howlite, titanium carbide are mixed, pulverize, excessively after 500 mesh sieves, drop in homogenizer, at 185 DEG C, stir 5-10min, make material moisture be less than 0.5%; Then material is packed in cold mixer and stir and lower the temperature, in the time that temperature of charge is down to 75 DEG C, add novolac epoxy, dibutyl phthalate, the smooth sweet oil acid esters of sorb, diethylenetriamine and cobalt naphthenate, continue to stir 4min, temperature of charge is down to 45 DEG C when following in standby, discharging, dries; Finally the material after drying is mixed with remaining raw material, high speed dispersion 8min, dries, porphyrize, packaging.
The improved silica that above-described embodiment makes is as shown in the table for filling the performance test results of automotive wire bundle PVC sheath material:
The performance test results of the PVC sheath material of the filling-modified silicon-dioxide of table 1
Claims (2)
1. an automotive wire bundle PVC sheath material improved silica, it is characterized in that, raw material by following weight part is made: silica 1 00-150, methacryloxypropyl trimethoxy silane 2.5-4.5, octamethylcyclotetrasiloxane 4-8, novolac epoxy 10-15, diethylenetriamine 2-3, dibutyl phthalate 15-20, cobalt naphthenate 1-2, titanium carbide 5-10, the smooth sweet oil acid esters of sorb 3-6, three (lauryl mercaptan) antimony 1.5-2.5, howlite 10-15, butyl epoxy stearate 3-5, cerium oxide nano hollow ball 4-6, stalk ashes 8-12, erucicamide 2-4, tungsten disulfide 4-7, auxiliary agent 3-6,
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight part: dawsonite 10-15, barium metaborate 5-10, myo-Inositol hexaphosphate 1-2, Dodecyl Mercaptan dibutyl tin 2-3, Bismuth Subcarbonate 3-5, different tridecanol myristinate 2.5-4.5, benzene sulfonyl Pehanorm 1.5-2.5, copper 8-quinolinolate 0.5-1, resorcinol monobenzoate 4-6, tea-polyphenol 2-3, magnesium sulfate heptahydrate 6-9, sorbitol anhydride monopalmitate 1-2; B, dawsonite, barium metaborate, Bismuth Subcarbonate are mixed, pulverize, cross 150-200 mesh sieve, then add myo-Inositol hexaphosphate, Dodecyl Mercaptan dibutyl tin, copper 8-quinolinolate, different tridecanol myristinate, stir 5-10min, then add remaining raw material, continue to stir 4-6min, dry and obtain described auxiliary agent.
2. the preparation method of improved silica for automotive wire bundle PVC sheath material according to claim 1, it is characterized in that comprising the following steps: first silicon-dioxide, howlite, titanium carbide are mixed, pulverize, after crossing 400-500 mesh sieve, drop in homogenizer, at 165-205 DEG C, stir 5-10min, make material moisture be less than 0.5%; Then material is packed in cold mixer and stir and lower the temperature, in the time that temperature of charge is down to 70-80 DEG C, add novolac epoxy, dibutyl phthalate, the smooth sweet oil acid esters of sorb, diethylenetriamine and cobalt naphthenate, continue to stir 3-5min, temperature of charge is down to 45 DEG C when following in standby, discharging, dries; Finally the material after drying is mixed with remaining raw material, high speed dispersion 5-10min, dries, porphyrize, packaging.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366534A (en) * | 2016-08-27 | 2017-02-01 | 安徽龙泉硅材料有限公司 | Polyvinyl chloride floor reinforcing agent prepared from hydrophobic precipitated silicon dioxide |
| CN106398010A (en) * | 2016-08-27 | 2017-02-15 | 安徽龙泉硅材料有限公司 | Transparent plastic reinforcing agent prepared from hydrophobic precipitated silica |
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| US20100022694A1 (en) * | 2006-10-13 | 2010-01-28 | Evonik Degussa Gmbh | Surface-modified silicas |
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| US20100022694A1 (en) * | 2006-10-13 | 2010-01-28 | Evonik Degussa Gmbh | Surface-modified silicas |
| US20110039983A1 (en) * | 2008-04-18 | 2011-02-17 | Nanoresins Ag | Surface modified silicon dioxide particles |
| CN101555363A (en) * | 2009-04-30 | 2009-10-14 | 上海大学 | Method for reinforcing performance of tread rubber of lorry tyre by resin acceptor modified white carbon black |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366534A (en) * | 2016-08-27 | 2017-02-01 | 安徽龙泉硅材料有限公司 | Polyvinyl chloride floor reinforcing agent prepared from hydrophobic precipitated silicon dioxide |
| CN106398010A (en) * | 2016-08-27 | 2017-02-15 | 安徽龙泉硅材料有限公司 | Transparent plastic reinforcing agent prepared from hydrophobic precipitated silica |
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Application publication date: 20141029 |