Preparation method of polymer fiber reinforced resin-based composite material

A technology of polymer fibers and composite materials, applied in the field of polymer material processing, can solve the problems of limiting the application scope of fiber-reinforced resin-based composite materials, unable to meet the requirements of mass production and application, and many forming processes, and achieve outstanding UV resistance. performance, meet the requirements of mass manufacturing, and the production process is simple

Active Publication Date: 2020-02-18
吉林市东奇科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Existing fiber-reinforced resin-based composite material forming methods, such as autoclave, prepreg, RTM, etc., have many forming processes, long time, and low efficiency, which cannot meet the growing requirements for mass production and application, and the manufacturing cost is high , limiting the scope of application of fiber-reinforced resin-based composites

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] A method for preparing a polymer fiber reinforced resin-based composite material, comprising the following steps:

[0028] (1) Prepare the following raw materials in parts by weight: 35 parts of ultra-high molecular weight PE resin, 5 parts of F-type epoxy resin, 15 parts of fluorocarbon resin, 2 parts of 1,6-dihydroxyhexane, 0.2 parts of nano-titanium dioxide, nano 0.8 parts of white carbon black, 6 parts of curing agent; after heating and melting the ultra-high molecular weight PE resin at 70°C, the temperature was lowered to 35°C for protection, and the F-type epoxy resin and Fluorocarbon resin, mixed and stirred at a speed of 200r / min for 1h, then added other raw materials and stirred evenly, and stood for 1h to obtain the first mixed resin;

[0029] (2) Spray the mixed resin onto fiber products of various materials after heating up, and then stack the fiber products of various materials together to form wet fiber products;

[0030] (3) Curing the wet fiber product...

Embodiment 2

[0041] A method for preparing a polymer fiber reinforced resin-based composite material, comprising the following steps:

[0042] (1) Prepare the following raw materials in parts by weight: 38 parts of ultra-high molecular weight PE resin, 6.8 parts of F-type epoxy resin, 18 parts of fluorocarbon resin, 2.2 parts of 1,6-dihydroxyhexane, 0.24 parts of nano titanium dioxide, nano 0.9 parts of white carbon black, 6.7 parts of curing agent; after heating and melting the ultra-high molecular weight PE resin at 72°C, the temperature was lowered to 39°C for protection, and the F-type epoxy resin and Fluorocarbon resin, mixed and stirred at a speed of 236r / min for 1.2h, then added other raw materials and stirred evenly, and stood still for 1.6h to obtain the first mixed resin;

[0043] (2) Spray the mixed resin onto fiber products of various materials after heating up, and then stack the fiber products of various materials together to form wet fiber products;

[0044] (3) Curing the ...

Embodiment 3

[0062] A method for preparing a polymer fiber reinforced resin-based composite material, comprising the following steps:

[0063] (1) Prepare the following raw materials in parts by weight: 40 parts of ultra-high molecular weight PE resin, 8 parts of F-type epoxy resin, 20 parts of fluorocarbon resin, 2.5 parts of 1,6-dihydroxyhexane, 0.3 parts of nano titanium dioxide, nano 1 part of white carbon black, 8 parts of curing agent; after heating and melting the ultra-high molecular weight PE resin at 80°C, the temperature was lowered to 40°C for protection, and the F-type epoxy resin and Fluorocarbon resin, mixed and stirred at a speed of 250r / min for 2 hours, then added other raw materials and stirred evenly, and stood for 2 hours to obtain the first mixed resin;

[0064] (2) Spray the mixed resin onto fiber products of various materials after heating up, and then stack the fiber products of various materials together to form wet fiber products;

[0065] (3) Curing the wet fibe...

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Abstract

The invention discloses a preparation method of a polymer fiber-reinforced resin-based composite material. The method comprises the following steps: (1) preparing a first mixed resin; (2) heating thefirst mixed resin and performing spraying on a fiber product with various materials; (3) performing first curing on a wet fiber product; (4) cutting the first cured fiber product into a specific shapeto form a semi-finished product; (5) preparing a second mixed resin; and (6) heating the second mixed resin and performing spraying on the semi-finished product to obtain the final polymer fiber-reinforced resin-based composite material. The preparation method provided by the invention is simple, the production cost is low, and the prepared polymer fiber-reinforced resin-based composite materialcan effectively improve interface properties, strength and toughness, and has practical application value.

Description

technical field [0001] The invention belongs to the technical field of polymer material processing, and in particular relates to a preparation method of a polymer fiber reinforced resin-based composite material. Background technique [0002] Resin-based composites are fiber-reinforced materials based on organic polymers, which have excellent mechanical properties. Fiber reinforcements such as glass wool, carbon fiber, basalt fiber or aramid fiber are usually used. Resin-based composites are widely used in aviation, automotive, and marine industries. [0003] Existing fiber-reinforced resin-based composite material forming methods, such as autoclave, prepreg, RTM, etc., have many forming processes, long time, and low efficiency, which cannot meet the growing requirements for mass production and application, and the manufacturing cost is high , limiting the scope of application of fiber-reinforced resin-based composites. [0004] Therefore, a method for preparing fiber-reinf...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08J5/04C08J5/06C08L23/06C08L63/00C08L27/12C08L77/10C08K13/04C08K7/26C08K3/22D06M11/38D06M13/368D06M11/74D06M101/36
CPCC08J5/043C08J5/06C08J5/047D06M11/38D06M13/368D06M11/74C08J2323/06C08J2463/00C08J2427/12C08K13/04C08K2003/2241C08K7/26D06M2101/36
Inventor 尹路
Owner 吉林市东奇科技有限公司
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