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Thermoplastic resin composite material for bottom shell of notebook computer and manufacturing method of thermoplastic resin composite material

A notebook computer and thermoplastic resin technology, applied in the field of thermoplastic resin composite materials and its manufacturing, can solve the problems of weather resistance, aging resistance and durability that need to be further improved

Pending Publication Date: 2021-12-17
安徽英力电子科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, its weather resistance, aging resistance and durability need to be further improved

Method used

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Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0030] Preferably, the allyl succinimidyl carbonate / 4-acryloyl hydroxybenzoate benzophenone / allyl borate pinacol ester / 4-vinyl-2,8-bis(trifluoromethyl ) The preparation method of quinoline copolymer, comprising the steps of: allyl succinimidyl carbonate, 4-acryloyl hydroxybenzoic acid benzophenone, allyl boric acid pinacol ester, 4-vinyl-2 , 8-bis(trifluoromethyl)quinoline and initiator are added to a high boiling point solvent, stirred and reacted at 75-85°C for 4-6 hours in an inert gas atmosphere, and then precipitated in water and washed with ethanol The polymer is 3-6 times, and finally placed in a vacuum drying oven at 90-100 ° C to dry to constant weight to obtain allyl succinimidyl carbonate / 4-acryloyl hydroxybenzoate benzophenone / allyl boronic acid Pinacol ester / 4-vinyl-2,8-bis(trifluoromethyl)quinoline copolymer.

[0031] Preferably, the allyl succinimidyl carbonate, 4-acryloyl hydroxybenzoate benzophenone, allyl borate pinacol ester, 4-vinyl-2,8-bis(trifluorome...

Embodiment 1

[0043] The thermoplastic resin composite material used for the bottom shell of a notebook computer is characterized in that it is made of the following raw materials in parts by weight: 45 parts of fluorine-containing hyperbranched polyethylene copolymer, allyl succinimide carbonate / 4-acryloyl hydroxybenzoate benzophenone / allyl borate pinacol ester / 25 parts of 4-vinyl-2,8-bis (trifluoromethyl) quinoline copolymer, 3-(diethoxy 3 parts of o-acyloxy)-1,2,3-benzotriazin-4-one, 3 parts of coupling agent, 6 parts of mullite fiber, 5 parts of nano boron fiber, 2 parts of steel fiber, antioxidant 1 part, heat stabilizer 1 part, plasticizer 3 parts, lubricant 1 part.

[0044] The lubricant is stearic acid amide; the plasticizer is epoxidized soybean oil; the heat stabilizer is calcium stearate; and the antioxidant is antioxidant 1010.

[0045] The average diameter of the steel fiber is 3 μm, and the aspect ratio is 15:1; the average diameter of the nano-boron fiber is 300 nm, an...

Embodiment 2

[0051] The thermoplastic resin composite material used for the bottom shell of a notebook computer and its manufacturing method are basically the same as in Example 1, except that it is made from the following raw materials in parts by weight: fluorine-containing hyperbranched polyethylene copolymer 48 Parts, allyl succinimidyl carbonate / 4-acryloyl benzophenone hydroxybenzoate / allyl borate pinacol ester / 4-vinyl-2,8-bis(trifluoromethyl)quinoline 28 parts of copolymer, 3-(diethoxy-o-acyloxy)-1,2,3-benzotriazin-4-one 3.5 parts, coupling agent 3.5 parts, mullite fiber 7 parts, nano boron 6 parts of fiber, 2.5 parts of steel fiber, 1.5 parts of antioxidant, 1.2 parts of heat stabilizer, 3.5 parts of plasticizer, and 1.2 parts of lubricant; The extrusion temperature is 213°C, the main screw speed of the extruder is 160r / min, and the feeding speed is 230r / min.

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Abstract

The invention discloses a thermoplastic resin composite material for a bottom shell of a notebook computer and a manufacturing method of the thermoplastic resin composite material. The composite material is characterized by being prepared from the following raw materials in parts by weight: 45-55 parts of fluorine-containing hyperbranched polyethylene copolymer, 25-35 parts of allyl succinimido carbonate / 4-acryloyl hydroxybenzoic acid benzophenone / allyl boronic acid pinacol ester / 4-vinyl-2, 8-bis (trifluoromethyl) quinoline copolymer, 3-5 parts of 3-(diethoxy o-acyloxy)-1, 2, 3-benzotriazine-4-ketone, 3-5 parts of a coupling agent, 6-10 parts of mullite fibers, 5-8 parts of nano boron fibers, 2-4 parts of steel fibers, 1-3 parts of an antioxidant, 1-2 parts of a heat stabilizer, 3-5 parts of a plasticizer and 1-2 parts of a lubricant. The thermoplastic resin composite material has the advantages of good mechanical properties, excellent flame retardance and aging resistance, excellent weather resistance and heat resistance, good performance stability and long service life.

Description

technical field [0001] The invention relates to the technical field of thermoplastic resin composite materials, in particular to a thermoplastic resin composite material used for a notebook computer bottom case and a manufacturing method thereof. Background technique [0002] In recent years, with the advancement of science and technology, the rapid development of various computer technologies and network technologies, computer technology has entered a fast and new era. Notebook computer has become the indispensable part in the activities such as people's life, work, entertainment as portable computer. The use of the laptop bottom case is not only the most direct way to protect the body, but also an important factor affecting its cooling effect, weight, and aesthetics. An ideal laptop bottom case needs to have the characteristics of high mechanical strength, scratch resistance, excellent high and low temperature impact resistance, good heat resistance, combustion resistance...

Claims

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Application Information

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IPC IPC(8): C08L51/06C08L31/00C08K5/529C08K7/06C08K7/10C08F218/00C08F220/30C08F230/06C08F226/06
CPCC08L51/06C08F218/24C08L2201/02C08L2201/08C08L2203/20C08L31/00C08K5/529C08K7/06C08K7/10C08F220/303C08F230/065C08F226/06
Inventor 肖方红李浩王汝欣郭登舟
Owner 安徽英力电子科技股份有限公司
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