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Graphene conductive fabric and preparation method thereof

A conductive fabric and graphene technology, applied in the field of textile materials, can solve the problems of small interaction force between fabric and graphene layer, weak graphene adhesion, unfavorable mass production, etc., achieve enhanced uniform adsorption effect, and facilitate mass production The effect of chemical production and controllable conductivity

Active Publication Date: 2019-06-28
福建赛纤新材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Patent CN105155253B discloses a two-step impregnation method, using cationic polymers to electrostatically adsorb graphene oxide on the surface of fabrics, and then prepare conductive fabrics with good performance by electrochemical reduction, but the operation process is cumbersome and time-consuming, which is not conducive to mass production
At the same time, the interaction force between the fabric and the graphene layer is small, and there is a problem that the graphene is not firmly attached.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] Embodiment 1 A kind of graphene conductive fabric:

[0023] First immerse the polyester fabric in a mixed solution of 50g / L sodium hydroxide and 1g / L cetyltrimethylammonium bromide at 50°C for 180min, then wash with distilled water and air-dry; then use ammonia gas as the gas source, The surface of the fabric was treated with low-temperature plasma at a processing speed of 5m / min; then the fabric was immersed in a 5g / L 400nm diameter graphene oxide solution for 5min, and dried in an oven at 100°C after rolling; finally, the fabric was immersed in 50g / L vitamin C was reduced at 95°C for 8 hours, washed with distilled water, and dried in an oven at 100°C to obtain a graphene conductive fabric.

Embodiment 2

[0024] Embodiment 2: a kind of graphene conductive fabric

[0025] First immerse 95% nylon / 5% spandex blended fabric in a mixed solution of 5g / L sodium hydroxide and 0.5g / L dodecyltrimethylammonium chloride at 95°C for 10 minutes, then wash with distilled water, 100 Dry in an oven at ℃; then use oxygen as the gas source to perform low-temperature plasma treatment on the surface of the fabric at a processing speed of 10m / min, and then immerse the fabric in 10% ethylenediamine aqueous solution for 20min; then dip the fabric in 0.05g / L2μm 10min in the graphene oxide solution, rolled and dried in an oven at 80°C; finally, the fabric was immersed in a mixed solution of 6g / L formamidine sulfinic acid and 10g / L sodium hydroxide at 75°C for 4h, and washed with distilled water and drying in an oven at 80°C to obtain a graphene conductive fabric.

Embodiment 3

[0026] Embodiment 3: a kind of graphene conductive fabric

[0027] Soak the silk fabric in a 5g / L sodium hydroxide solution at 30°C for 10 minutes, then wash it with distilled water, and dry it in an oven at 40°C; 30m / min, then immerse the fabric in 5% ammonia solution for 5min; then immerse the fabric in 2g / L 100μm diameter graphene oxide solution for 10min, and dry it in an oven at 40°C after rolling; finally immerse the fabric in 10g / L Reduction in L sodium citrate at 60°C for 18 hours, washing with distilled water, and drying in an oven at 40°C to obtain graphene conductive fabric.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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PUM

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Abstract

The invention provides a preparation method of a graphene conductive fabric. The method comprises the following steps of fabric pretreatment, plasma treatment, graphene oxide adsorption and reductiontreatment. The preparation method has the advantages that a low-temperature plasma surface treatment technology is adopted for grafting ammonium radical ions or branch ammonia radical ions onto the surface of a fabric, the adhesion force and uniform adsorption effect of graphene oxide rich in carboxyl functional groups on the surface of the fabric are improved, and the conductivity, durability andwater washing resistance of the fabric are improved; the operation is simple, the consumed time is short, and the batch production is facilitated; by controlling the concentration of the graphene oxide, the light antistatic fabric to the dark black conductive fabric can be prepared, and the conductivity is controllable; the graphene conductive fabric has bacterial resistance, electromagnetic shielding and other characteristics.

Description

technical field [0001] The invention relates to the field of textile materials, in particular to a graphene conductive fabric and a preparation method thereof. Background technique [0002] Conductive fabric is a new type of functional fabric, which not only combines the properties of flexibility, light weight, and wearability of traditional fabrics, but also has the characteristics of electrical conductivity and electromagnetic shielding of functional materials. Traditional conductive fabrics include conductive polymers, metal powders, carbon black, etc. as conductive factors, and are prepared by blending and filling methods. [0003] As a new type of carbon material, graphene has become a popular research object due to its excellent electrical conductivity, thermal conductivity, flexibility, high strength and large specific surface area, and it is expected to be applied to conductive, electrothermal, and flexible conductive devices. , high-strength materials, electromagne...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D06M10/06D06M10/08D06M11/74
Inventor 金伦方华玉方华珊卡梅伦·达内希瓦尔卓丽琼杨德华林振霞
Owner 福建赛纤新材料有限公司
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