Preparation method of natural fiber graphene composite material

A technology of natural fibers and composite materials, applied in textile materials processing, dyeing, vibration processing and other directions, can solve the problem that graphene cannot be continuously distributed together, and achieve good bonding fastness, high bonding fastness, low bonding fastness, etc. Cost-effective mass production

Active Publication Date: 2021-01-05
常州森彩新材料科技有限公司
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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

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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 invention relates to a preparation method of a natural fiber graphene composite material. The preparation method comprises the following steps that S1, natural fiber yarns enter a pretreatment tank containing a pretreatment solution for padding, and the pretreatment solution comprises the following components of, in percentage by mass, 2%-20% of biological enzyme, 0.5%-5% of sodium carbonate,1%-10% of sodium hydroxide, 0.5%-2% of leveling agent peregal, 1%-5% of penetrant JFC and the balance of deionized water; S2, the padded and baked natural fiber yarns are enabled to enter an ultrasonic tank containing the graphene solution for pad dyeing, and the graphene solution comprises the following components of, in percentage by mass, 3%-6% of a graphene material, 20%-40% of waterborne polyurethane, 1%-5% of a leveling agent peregal, 0.5%-1% of a penetrating agent JFC and the balance of deionized water; and S3, after the pad-dyed natural fiber yarns are pre-dried, steaming and color fixing are carried out. The preparation method of the natural fiber graphene composite material has the advantages of high production efficiency, high binding strength of graphene and natural fibers, anduniform 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 Applications(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 常州森彩新材料科技有限公司
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