Efficient heat-resisting and flame-retarding composition and preparation method thereof

A flame-retardant composition and heat-resistant technology, applied in the field of new energy and environmental protection and energy saving, can solve the problem of low heat resistance, achieve excellent flame-retardant effect, easy processing, and reduce costs

Inactive Publication Date: 2016-12-14
GUILIN HAOXIN TECH SERVICE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But on the one hand, the oxygen index of acrylonitrile-styrene-acrylic acid terpolymer ASA is only 18, which is a flammable material, and the heat resistance is not high, and the general heat distortion temperature is 82-84°C

Method used

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  • Efficient heat-resisting and flame-retarding composition and preparation method thereof
  • Efficient heat-resisting and flame-retarding composition and preparation method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0019] A high-efficiency and environmentally friendly high-efficiency heat-resistant flame-retardant composition, the acrylonitrile-styrene-acrylic acid terpolymer ASA55 parts, the melamine cyanurate 30 parts, the flame-retardant synergist 1 part, heat-resistant modified 15 parts of active agent, 0.1 part of zinc stearate, 0.1 part of polyvinyl butyral, 1 part of thiodipropionate diester, 6 parts of benzotriazoles; wherein, the flame retardant synergist is composed of A compound composed of magnesium hydroxide, wollastonite powder and ultra-high molecular weight polysiloxane. The ultra-high molecular weight polysiloxane is vinyl polysiloxane, the molecular weight of the vinyl polysiloxane is ≥30,000, and its viscosity is ≥500 mPa·s at a temperature of 25°C. The heat-resistant modifier is N-isopropylmaleimide, N-cyclohexylmaleimide, poly(N-n-octadecylmaleimide), N-phenylmaleimide One or more mixtures of imide and poly(N-n-butylmaleimide); the zinc stearate is vinylbisstearamid...

Embodiment 2

[0021] A high-efficiency and environmentally friendly high-efficiency heat-resistant flame-retardant composition, the acrylonitrile-styrene-acrylic acid terpolymer ASA60 parts, the melamine cyanurate 35 parts, the flame-retardant synergist 5 parts, heat-resistant modified 17 parts of active agent, 0.5 part of zinc stearate, 0.6 part of polyvinyl butyral, 1.5 parts of thiodipropionate diester, 8 parts of benzotriazoles, and the remaining components and proportioning are the same as in Example 1 The same as disclosed in .

Embodiment 3

[0023] An efficient and environmentally friendly high-efficiency heat-resistant and flame-retardant composition, including the following components by weight: 70 parts of acrylonitrile-styrene-acrylic acid terpolymer ASA, 45 parts of melamine cyanurate, 10 parts of flame-retardant synergist, 20 parts of heat-resistant modifier, 01 parts of zinc stearate, 1 part of polyvinyl butyral, 2 parts of thiodipropionate diester, and 10 parts of benzotriazoles.

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Abstract

The invention relates to efficient heat-resisting and flame-retarding composition and a preparation method thereof. The efficient heat-resisting and flame-retarding composition comprises the following components in parts by weight: 55-70 parts of acrylonitrile-styrene-acrylic acid copolymer ASA, 30-45 parts of melamine cyanurate, 1-10 parts of flame retardant synergist, 15-20 parts of heat-resisting modifier, 0.1-1 part of zinc stearate, 0.1-1 part of polyvinyl butyral, 1-2 parts of thiodipropionate diester, and 6-10 parts of benzotriazole, wherein the flame retardant synergist is a compound comprising magnesium hydrate, wollastonite powder and ultra-high molecular weight polysiloxane. In the scheme, the efficient heat-resisting and flame-retarding composition is provided through reasonable ratios and the combination of the components, and has the feature of high heat resistance, the distortion temperature is up to more than 120 DEG C and is improved by at least 30 DEG C compared with the prior art, meanwhile, under the premise that the mechanical performance is met, the flame retarding effect and the stability are better, various mechanical performances keep the optical balance, in addition, the preparation method is simple and feasible, the processing is easy, meanwhile, the cost is lowered, and the composition and the preparation method are suitable for popularization and application in the market.

Description

technical field [0001] The invention belongs to the technical field of new energy and environmental protection and energy saving, and in particular relates to a high-efficiency heat-resistant and flame-retardant composition and a preparation method thereof. Background technique [0002] Acrylonitrile-styrene-acrylic acid terpolymer ASA is a terpolymer composed of styrene, butadiene and acrylonitrile, which combines the high fluidity of styrene, the rubber toughness of butadiene and the resistance of acrylonitrile Chemical properties, with excellent processing performance, low temperature resistance, electrical insulation, chemical corrosion resistance, high gloss and excellent electroplating performance, as well as good creep resistance, high dimensional stability, and low molding shrinkage It is widely used in military industry, automobile, electronic appliances and other fields. But on the one hand, the oxygen index of the acrylonitrile-styrene-acrylic acid terpolymer ASA...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L51/00C08L29/14C08L83/04C08K13/02C08K5/3492C08K5/098C08K3/22C08K3/34B29C47/92B29C45/77B29C45/78B29C48/92
CPCC08L51/003B29C45/77B29C45/78B29C48/92B29C2948/9258B29C2948/92704C08L2201/02C08L2201/08C08L2205/03C08L29/14C08L83/04C08K13/02C08K5/34924C08K5/098C08K2003/2224C08K3/34
Inventor 钟传新冯玉国黄恒
Owner GUILIN HAOXIN TECH SERVICE
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