CN104448836A - Puncture-resistant type heat radiation silica gel pad and preparation method thereof - Google Patents
Puncture-resistant type heat radiation silica gel pad and preparation method thereof Download PDFInfo
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- CN104448836A CN104448836A CN201410677275.9A CN201410677275A CN104448836A CN 104448836 A CN104448836 A CN 104448836A CN 201410677275 A CN201410677275 A CN 201410677275A CN 104448836 A CN104448836 A CN 104448836A
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Abstract
The invention relates to a puncture-resistant type heat radiation silica gel pad and a preparation method thereof. The puncture-resistant type heat radiation silica gel pad is prepared from the following components in parts by weight: 100 parts of vinyl silicon oil, 20-30 parts of double-component liquid silicon rubber, 4-6 parts of hydrogen-containing silicon oil, 0.1-0.3 part of a catalyst, 1-3 parts of a silane coupling agent, 0.02-0.05 part of an inhibitor and 100-300 parts of aluminum oxide, wherein the content of vinyl in the vinyl silicon oil is 0.1-0.3%, and the viscosity of the vinyl silicon oil is 1000-5000mPa.s. The double-component liquid silicon rubber is liquid silicon rubber which is mixed in a ratio of 1:1 with the vulcanization hardness of ShoreA25 and the tearing resistance of 14KN/m. The content of reactive hydrogen in the hydrogen-containing silicon oil is 0.2-0.5%. The catalyst is a platinum catalyst. The silane coupling agent is gamma-aminopropyl triethoxy silane. The inhibitor is an amino inhibitor. The aluminum oxide is aluminum oxide with the particle size of 0.2-3mu m. The puncture-resistant type heat radiation silica gel pad provided by the invention can be effectively prevented from being scratched or punctured by burr in the assembling and use process.
Description
Technical field
The present invention relates to heat conductive silica gel field, be specifically related to a kind of anti-puncture type thermal conductive silicon rubber cushion and preparation method thereof.
Background technology
Heat-conducting silica gel sheet good heat dissipation effect, easy to use, the heat that can be gathered by electronic component is in time derived, and is more and more applied in heater members and radiating element, greatly improves the work-ing life of product.And heat-conducting silica gel sheet because burr scratches and even pierces through, can have a strong impact on product use properties sometimes, causes components and parts to damage in assembling use procedure.
Summary of the invention
In order to solve the problem, the invention provides a kind of anti-puncture type thermal conductive silicon rubber cushion and preparation method thereof.
Technical scheme of the present invention is achieved in that a kind of anti-puncture type thermal conductive silicon rubber cushion, is made up by described weight part of following component:
Vinyl silicone oil 100 parts
Using double-component liquid silicon rubber 20-30 part
Containing hydrogen silicone oil 4-6 part
Catalyzer 0.1-0.3 part
Silane coupling agent 1-3 part
Inhibitor 0.02-0.05 part
Aluminum oxide 100-300 part;
Described vinyl silicone oil contents of ethylene is 0.1-0.3%, viscosity 1000-5000mPas.
Described using double-component liquid silicon rubber is that the sulfuration hardness of 1:1 ratio mixing is Shore A25, tear strength is the liquid silastic of 14KN/m.
Described containing hydrogen silicone oil reactive hydrogen content is 0.2-0.5%.
Described catalyzer is platinum catalyst.
Described silane coupling agent is γ-amine propyl-triethoxysilicane.
Described inhibitor is amine inhibitor.
Described aluminum oxide is the aluminum oxide of particle diameter 0.2-3 micron.
Further, a kind of anti-puncture type thermal conductive silicon rubber cushion, its preparation method comprises the steps:
A. take raw material according to aforementioned proportion, vinyl silicone oil, using double-component liquid silicon rubber, containing hydrogen silicone oil, inhibitor are joined in stirring tank and stirred 1 hour, and rotating speed is 50r-80rpm, then adds aluminum oxide and stirs 0.5 hour, and rotating speed is 20r-40rpm; Add silane coupling agent after stirring, stir 0.5 hour, rotating speed is 20r-40rpm; Add catalyzer and stir 0.5 hour, rotating speed is 150r-30rpm; Vacuumize and slough bubble, obtain paste material.
B. the heat conduction silica gel of 0.2mm thickness is laid on a pet film, go up gained paste material, paste material is shaped to the sheet of 0.2-5 mm of thickness, solidify 0.5 hour at 120-150 DEG C, cut into the sheet of 200mm × 200mm, namely make described thermal conductive silicon rubber cushion.
A kind of anti-puncture type thermal conductive silicon rubber cushion provided by the invention, can effectively avoid burr scratch or pierce through in assembling use procedure.
Embodiment
Specific embodiment 1.
Take vinyl silicone oil 100g, using double-component liquid silicon rubber 20g, containing hydrogen silicone oil 4g, catalyzer 0.1g, silane coupling agent 1g, inhibitor 0.02g, aluminum oxide 100g.
Take raw material according to aforementioned proportion, vinyl silicone oil, using double-component liquid silicon rubber, containing hydrogen silicone oil, inhibitor are joined in stirring tank and stirred 1 hour, and rotating speed is 50r-80rpm, then adds aluminum oxide and stirs 0.5 hour, and rotating speed is 20r-40rpm; Add silane coupling agent after stirring, stir 0.5 hour, rotating speed is 20r-40rpm; Add catalyzer and stir 0.5 hour, rotating speed is 150r-30rpm; Vacuumize and slough bubble, obtain paste material.
The heat conduction silica gel of 0.2mm thickness is laid on a pet film, goes up gained paste material, paste material is shaped to the sheet of 0.2-5 mm of thickness, solidify 0.5 hour at 120-150 DEG C, cut into the sheet of 200mm × 200mm, namely make described thermal conductive silicon rubber cushion.
Specific embodiment 2.
Vinyl silicone oil 100g, using double-component liquid silicon rubber 30g, containing hydrogen silicone oil 6g, catalyzer 0.1g, silane coupling agent 1g, inhibitor 0.02g, aluminum oxide 300g.
Take raw material according to aforementioned proportion, vinyl silicone oil, using double-component liquid silicon rubber, containing hydrogen silicone oil, inhibitor are joined in stirring tank and stirred 1 hour, and rotating speed is 50r-80rpm, then adds aluminum oxide and stirs 0.5 hour, and rotating speed is 20r-40rpm; Add silane coupling agent after stirring, stir 0.5 hour, rotating speed is 20r-40rpm; Add catalyzer and stir 0.5 hour, rotating speed is 150r-30rpm; Vacuumize and slough bubble, obtain paste material.
The heat conduction silica gel of 0.2mm thickness is laid on a pet film, goes up gained paste material, paste material is shaped to the sheet of 0.2-5 mm of thickness, solidify 0.5 hour at 120-150 DEG C, cut into the sheet of 200mm × 200mm, namely make described thermal conductive silicon rubber cushion.
Specific embodiment 3.
Vinyl silicone oil 100g, using double-component liquid silicon rubber 26g, containing hydrogen silicone oil 5g, catalyzer 0.1g, silane coupling agent 1g, inhibitor 0.02g, aluminum oxide 200g.
Take raw material according to aforementioned proportion, vinyl silicone oil, using double-component liquid silicon rubber, containing hydrogen silicone oil, inhibitor are joined in stirring tank and stirred 1 hour, and rotating speed is 50r-80rpm, then adds aluminum oxide and stirs 0.5 hour, and rotating speed is 20r-40rpm; Add silane coupling agent after stirring, stir 0.5 hour, rotating speed is 20r-40rpm; Add catalyzer and stir 0.5 hour, rotating speed is 150r-30rpm; Vacuumize and slough bubble, obtain paste material.
The heat conduction silica gel of 0.2mm thickness is laid on a pet film, goes up gained paste material, paste material is shaped to the sheet of 0.2-5 mm of thickness, solidify 0.5 hour at 120-150 DEG C, cut into the sheet of 200mm × 200mm, namely make described thermal conductive silicon rubber cushion.
Above-mentioned thermal conductive silicon rubber cushion tensile strength can reach 0.5MPa, and tear strength can reach 1.5KN/m, and outside has one deck silica gel cloth to protect, and has good anti-puncture performance.
Claims (2)
1. an anti-puncture type thermal conductive silicon rubber cushion, be made up by described weight part of following component:
Vinyl silicone oil 100 parts
Using double-component liquid silicon rubber 20-30 part
Containing hydrogen silicone oil 4-6 part
Catalyzer 0.1-0.3 part
Silane coupling agent 1-3 part
Inhibitor 0.02-0.05 part
Aluminum oxide 100-300 part;
Wherein, described vinyl silicone oil contents of ethylene is 0.1-0.3%, viscosity 1000-5000mPas; Described using double-component liquid silicon rubber is that the sulfuration hardness of 1:1 ratio mixing is Shore A25, tear strength is the liquid silastic of 14KN/m; Described containing hydrogen silicone oil reactive hydrogen content is 0.2-0.5%; Described catalyzer is platinum catalyst; Described silane coupling agent is γ-amine propyl-triethoxysilicane; Described inhibitor is amine inhibitor; Described aluminum oxide is the aluminum oxide of particle diameter 0.5-3 micron.
2. an anti-puncture type thermal conductive silicon rubber cushion, its preparation method comprises the steps:
A. take raw material according to aforementioned proportion, vinyl silicone oil, using double-component liquid silicon rubber, containing hydrogen silicone oil, inhibitor are joined in stirring tank and stirred 1 hour, and rotating speed is 50r-80rpm, then adds aluminum oxide and stirs 0.5 hour, and rotating speed is 20r-40rpm; Add silane coupling agent after stirring, stir 0.5 hour, rotating speed is 20r-40rpm; Add catalyzer and stir 0.5 hour, rotating speed is 150r-30rpm; Vacuumize and slough bubble, obtain paste material;
B. the heat conduction silica gel of 0.2mm thickness is laid on a pet film, go up gained paste material, paste material is shaped to the sheet of 0.2-5 mm of thickness, solidify 0.5 hour at 120-150 DEG C, cut into the sheet of 200mm × 200mm, namely make described thermal conductive silicon rubber cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410677275.9A CN104448836A (en) | 2014-11-24 | 2014-11-24 | Puncture-resistant type heat radiation silica gel pad and preparation method thereof |
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| CN201410677275.9A CN104448836A (en) | 2014-11-24 | 2014-11-24 | Puncture-resistant type heat radiation silica gel pad and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757030A (en) * | 2017-11-29 | 2018-03-06 | 李国强 | A kind of heat radiating type smart mobile phone |
| CN107920147A (en) * | 2017-11-29 | 2018-04-17 | 李国强 | A kind of smart mobile phone with heat dissipation back cover |
| CN108003810A (en) * | 2017-12-18 | 2018-05-08 | 昆山裕凌电子科技有限公司 | A kind of high adhesion force silica gel cloth and heat conductive silica gel composite gasket material and preparation method thereof |
| CN109385095A (en) * | 2018-09-30 | 2019-02-26 | 东莞市臻邦新材料科技有限公司 | A kind of high thermal conductivity springs back by force silica gel pad and preparation method thereof |
| CN109401732A (en) * | 2018-10-31 | 2019-03-01 | 深圳联腾达科技有限公司 | Hypotonic oil heat conductive silica gel gasket and preparation method thereof |
| CN110364648A (en) * | 2018-04-11 | 2019-10-22 | 苏州矽美科导热科技有限公司 | A kind of new energy heat dissipation of lithium battery gasket and preparation method thereof |
| CN116120891A (en) * | 2023-04-20 | 2023-05-16 | 德朗聚(常州)新材料有限公司 | Silicone resin composition for HJT or TOPCON or PERC process and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757030A (en) * | 2017-11-29 | 2018-03-06 | 李国强 | A kind of heat radiating type smart mobile phone |
| CN107920147A (en) * | 2017-11-29 | 2018-04-17 | 李国强 | A kind of smart mobile phone with heat dissipation back cover |
| CN108003810A (en) * | 2017-12-18 | 2018-05-08 | 昆山裕凌电子科技有限公司 | A kind of high adhesion force silica gel cloth and heat conductive silica gel composite gasket material and preparation method thereof |
| CN110364648A (en) * | 2018-04-11 | 2019-10-22 | 苏州矽美科导热科技有限公司 | A kind of new energy heat dissipation of lithium battery gasket and preparation method thereof |
| CN109385095A (en) * | 2018-09-30 | 2019-02-26 | 东莞市臻邦新材料科技有限公司 | A kind of high thermal conductivity springs back by force silica gel pad and preparation method thereof |
| CN109401732A (en) * | 2018-10-31 | 2019-03-01 | 深圳联腾达科技有限公司 | Hypotonic oil heat conductive silica gel gasket and preparation method thereof |
| CN116120891A (en) * | 2023-04-20 | 2023-05-16 | 德朗聚(常州)新材料有限公司 | Silicone resin composition for HJT or TOPCON or PERC process and preparation method thereof |
| CN116120891B (en) * | 2023-04-20 | 2023-06-16 | 德朗聚(常州)新材料有限公司 | Silicone resin composition for HJT or TOPCON or PERC process and preparation method thereof |
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Application publication date: 20150325 |