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Preparation method of natural fiber graphene composite material

A technology of natural fibers and composite materials, applied in textile materials processing, dyeing, liquid/gas/vapor removal, etc., can solve the problem that graphene cannot be continuously distributed together, and achieve good bonding fastness and adhesion. High, evenly distributed effect

Active Publication Date: 2022-05-06
赵仲兴
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method is also not suitable for natural fibers, and adjacent graphene cannot be continuously distributed together due to the addition of a large amount of carbon black

Method used

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  • Preparation method of natural fiber graphene composite material
  • Preparation method of natural fiber graphene composite material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] The preparation method of the natural fiber graphene composite material of the present embodiment may further comprise the steps:

[0033] S1. The natural fiber yarn enters the pretreatment tank containing the pretreatment solution through the warp beam and the traction rolling car for padding. The time of the natural fiber yarn in the pretreatment solution is 25s, and the excess rate is ≥85%. Baking, control the moisture regain rate to 60%; the pretreatment solution includes the following components in mass percentage: 3% glucose oxidase, 1% sodium carbonate, 2% sodium hydroxide, 0.5% leveling agent, penetrating agent JFC1%, the rest is deionized water.

[0034] S2. The natural fiber yarn after padding and baking is put into an ultrasonic tank containing a graphene solution for pad dyeing. The power of the ultrasonic tank is 2 kw, and the frequency is 20 kHz. The time of the natural fiber yarn in the graphene solution is 8s, and the excess rate is more than or equal t...

Embodiment 2

[0038] The preparation method of the natural fiber graphene composite material of the present embodiment may further comprise the steps:

[0039] S1. The natural fiber yarn enters the pretreatment tank containing the pretreatment solution through the warp beam and the traction rolling car for padding. The time for the natural fiber yarn in the pretreatment solution is 20s, and the excess rate is ≥85%, and then Baking, control the moisture regain rate to 50%; the pretreatment solution includes the following components in mass percentage: chymotrypsin 2%, sodium carbonate 0.5%, sodium hydroxide 1%, leveling agent 0.5%, penetration Agent JFC1%, the rest is deionized water.

[0040] S2. The natural fiber yarn after padding and baking is put into an ultrasonic tank containing a graphene solution for pad dyeing. The power of the ultrasonic tank is 1 kw, and the frequency is 10 kHz. The time of the natural fiber yarn in the graphene solution is 5s, and the excess rate is more than o...

Embodiment 3

[0044] The preparation method of the natural fiber graphene composite material of the present embodiment may further comprise the steps:

[0045] S1. The natural fiber yarn enters the pretreatment tank containing the pretreatment solution through the warp beam and the traction rolling car for padding. The time of the natural fiber yarn in the pretreatment solution is 30s, and the excess rate is ≥85%, and then Baking, control the moisture regain rate to 70%; the pretreatment solution includes the following components in mass percentage: 5% trypsin, 3% sodium carbonate, 5% sodium hydroxide, 2% leveling agent, penetrating agent JFC3 %, and the rest is deionized water.

[0046] S2. The natural fiber yarn after padding and baking is put into an ultrasonic tank containing a graphene solution for pad dyeing. The power of the ultrasonic tank is 3kw, and the frequency is 30kHz. The time of the natural fiber yarn in the graphene solution is 10s, and the excess rate is more than or equa...

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Abstract

The present invention relates to a kind of preparation method of natural fiber graphene composite material, comprises the following steps: S1. natural fiber yarn enters and pads in the pretreatment tank containing pretreatment solution, and pretreatment solution comprises the component of following mass percentage: Biological enzyme 2%~20%, sodium carbonate 0.5%~5%, sodium hydroxide 1%~10%, leveling agent 0.5%~2%, penetrant JFC 1%~5%, the rest is deionized water; S2. The natural fiber yarn after padding and baking enters the ultrasonic tank containing graphene solution for pad dyeing. The graphene solution includes the following components in mass percentage: graphene material 3%~6%, water-based polyurethane 20%~ 40%, leveling agent 1% to 5%, penetrant JFC 0.5% to 1%, and the rest is deionized water; S3. The natural fiber yarn after pad dyeing is pre-dried and steamed to fix the color. The preparation method of the natural fiber graphene composite material of the present invention has high production efficiency, high bonding fastness between graphene and natural fiber, and uniform distribution of graphene.

Description

technical field [0001] The invention relates to a method for preparing yarn by applying graphene to natural fibers, and belongs to the technical field of new materials. Background technique [0002] Graphene is a carbon atom sp ²Hybridized orbitals form hexagonal two-dimensional carbon nanomaterials in a honeycomb lattice. Graphene has excellent optical, electrical, and mechanical properties, and is the thinnest, largest specific surface area, and hardest. It has important application prospects in materials, energy, biomedicine, and aerospace. [0003] Graphene can also be used in the field of textile fibers to prepare multifunctional fabrics. The methods commonly used include direct padding, spraying, compound liquid finishing, cross-linking reaction, ultraviolet curing, and chemical vapor deposition. Wait. The usual practice is to add graphene to the spinning solution to prepare graphene-containing functional fibers when preparing chemical fibers. This method is limited...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D06P1/673D06P1/52D06P1/44D06P3/60D06P5/02D06B15/00D06B13/00
CPCD06P1/673D06P1/6735D06P1/5285D06P1/445D06P3/60D06P5/02D06B15/00D06B13/00
Inventor 冯小斌黄瑜琳程金生戴雨林
Owner 赵仲兴
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