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Carbon fiber composite material used for new energy automobile and preparation method thereof

A technology for new energy vehicles and composite materials, applied in the field of new energy vehicles, can solve the problems that the quality does not meet the assembly requirements of new energy vehicles, affect the battery life of new energy vehicles, etc., and achieve the effect of low density and excellent high temperature resistance.

Inactive Publication Date: 2019-02-26
合肥先杰新能源科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Since new energy vehicles use batteries as power, if the weight of new energy vehicles is heavy, it will greatly affect the endurance of new energy vehicles. Although the existing carbon fiber materials have high strength, their quality does not reach the level of new energy vehicles. assembly requirements

Method used

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  • Carbon fiber composite material used for new energy automobile and preparation method thereof
  • Carbon fiber composite material used for new energy automobile and preparation method thereof
  • Carbon fiber composite material used for new energy automobile and preparation method thereof

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preparation example Construction

[0036] The present invention also provides a kind of preparation method for the carbon fiber composite material of new energy vehicle, comprises the following steps:

[0037] Carbon fiber, polycarbonate, acrylonitrile-butadiene-styrene copolymer, polyacrylonitrile-based carbon fiber, trimethylolpropane triglycidyl ether, 2,3-epoxypropyl acrylate, methyl tetrahydro Phthalic anhydride, inorganic fillers, dispersants, antioxidants, and lubricants are added to the mixer, mixed thoroughly and sent to the twin-screw extruder to obtain the product.

[0038] Among them, carbon fiber, polycarbonate, acrylonitrile-butadiene-styrene copolymer, polyacrylonitrile-based carbon fiber, trimethylolpropane triglycidyl ether, 2,3-epoxypropyl acrylate, methyl tetra Hydrophthalic anhydride, inorganic fillers, dispersants, antioxidants, and lubricants are all the same as above, and will not be repeated here.

[0039] In the above technical solution, the preparation method is simple, and the prepar...

Embodiment 1

[0043] Carbon fiber composite materials for new energy vehicles, including the following raw materials in parts by weight:

[0044] 8.5 parts of carbon fiber, 33 parts of tetrabromobisphenol A polycarbonate, 17 parts of acrylonitrile-butadiene-styrene copolymer, 4 parts of polyacrylonitrile-based carbon fiber, 11 parts of trimethylolpropane triglycidyl ether, 5 parts Parts of 2,3-epoxypropyl acrylate, 1.6 parts of methyltetrahydrophthalic anhydride, 22 parts of inorganic fillers, 1.6 parts of ammonium polyacrylate, 1.3 parts of octadecyl thiodipropionate, 1.6 parts of stearic acid Calcium acid;

[0045] The inorganic filler includes silicon carbide, graphene, magnesium oxide, zinc oxide, potassium titanate whiskers and silicon nitride with a mass ratio of 1.3:0.18:0.5:0.5:0.2:0.5;

[0046] A method for preparing a carbon fiber composite material for a new energy vehicle, comprising the following steps:

[0047] Carbon fiber, tetrabromobisphenol A polycarbonate, acrylonitrile...

Embodiment 2

[0049] Carbon fiber composite materials for new energy vehicles, including the following raw materials in parts by weight:

[0050]5 parts of carbon fiber, 40 parts of tetrabromobisphenol A polycarbonate, 18 parts of acrylonitrile-butadiene-styrene copolymer, 5 parts of polyacrylonitrile-based carbon fiber, 9 parts of trimethylolpropane triglycidyl ether, 6 parts Parts of 2,3-epoxypropyl acrylate, 1 part of methyltetrahydrophthalic anhydride, 25 parts of inorganic filler, 1 part of sodium tripolyphosphate, 1.6 parts of 3,5-di-tert-butyl-4-hydroxyl Diethyl benzyl phosphate, 2 parts zinc stearate;

[0051] The inorganic filler includes silicon carbide, graphene, magnesium oxide, zinc oxide, potassium titanate whiskers and silicon nitride with a mass ratio of 1.7:0.12:0.7:0.3:0.23:0.3;

[0052] A method for preparing a carbon fiber composite material for a new energy vehicle, comprising the following steps:

[0053] Carbon fiber, tetrabromobisphenol A polycarbonate, acrylonitri...

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Abstract

The invention discloses a carbon fiber composite material used for new energy automobiles and a preparation method thereof. Carbon fiber, polycarbonate, an acrylonitrile-butadiene-styrol copolymer, polyacrylonitrile-based carbon fiber, trimethylolpropanetriglycidylether, crylic acid-2,3-epoxy propyl ester, 3a-methyl-5,6-dihydro-4H-isobenzofuran-1,3-dione, an inorganic filler, a dispersing agent, an antioxidant and a lubricating agent are used as raw materials, and the obtained carbon fiber composite material is high in high temperature resistance, aging resistance and mechanical performance. Moreover, the composite material prepared according to the preparation method has the characteristics of low density, corrosion resistance, impact resistance and the like, and can be used a lightweightmaterial to be applied to new energy automobiles.

Description

technical field [0001] The invention relates to the field of new energy vehicles, in particular to a carbon fiber composite material used for new energy vehicles and a preparation method thereof. Background technique [0002] With the development of new energy vehicles, the requirements for technological materials have reached very urgent needs. Since new energy vehicles use batteries as power, if the weight of new energy vehicles is heavy, it will greatly affect the endurance of new energy vehicles. Although the existing carbon fiber materials have high strength, their quality does not reach the level of new energy vehicles. assembly requirements. To this end, we propose a carbon fiber composite material for new energy vehicles and its preparation method and put it into use to solve the above problems. Contents of the invention [0003] In view of this, the object of the present invention is to provide a carbon fiber composite material for new energy vehicles and its pr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L69/00C08L55/02C08K13/04C08K7/06C08K5/372C08K5/098C08K3/34C08K3/04C08K7/08
CPCC08L69/00C08L2201/08C08L55/02C08K13/04C08K7/06C08K5/372C08K5/098C08K3/34C08K3/042C08K7/08
Inventor 钟先杰
Owner 合肥先杰新能源科技有限公司