Super-hydrophobic conductive fiber, fabric and preparing method and use

A technology of conductive fiber and conductive fabric, which is applied in the processing field of functional materials, can solve the problems of fabric cleaning and maintenance costing a lot of manpower and material resources, and the conductivity affecting normal use, etc., to achieve the effect of simple operation and simple equipment

Inactive Publication Date: 2007-11-14
INST OF CHEM CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the raw materials used in this fabric are highly conductive materials such as metals and their alloys, so they are only suitable for shielding materials
However, in actual use, the conductivity of these materials is very susceptible to damage from environmental humidity and affects its normal use.
In addition, the cleaning and maintenance of the fabric requires a lot of manpower and material resources

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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  • Super-hydrophobic conductive fiber, fabric and preparing method and use

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0052] Embodiment 1, prepare superhydrophobic conductive fabric of the present invention

[0053]At -50°C, a fabric of 2cm×2cm natural cotton fibers was placed in a tetrahydrofuran solution containing aniline (conductive polymer monomer), benzoyl peroxide (oxidant) and perfluorosuberic acid (dopant) In, wherein, the molar ratio of aniline and benzoyl peroxide is 1:1, the concentration of perfluorosuberic acid is 0.01mol / L, and the reaction time is 10 hours, and the aniline monomer is oxidatively polymerized on the surface of the natural cotton fiber fabric, The fabric with superhydrophobic and conductive properties of the present invention is obtained.

[0054] The scanning electron microscope photo of the super-hydrophobic conductive fabric is shown in Figure 1. The surface of the fabric is coated with a polyaniline layer with a thickness of 20 nanometers, and the polyaniline layer is composed of polyaniline particles with a diameter of 500-900 nanometers.

[0055] The stati...

Embodiment 2

[0057] Embodiment 2, preparation superhydrophobic conductive fabric of the present invention

[0058] At 50°C, place a 2cm×2cm viscose fiber fabric in water containing pyrrole (conductive polymer monomer), ammonium persulfate (oxidant) and perfluorosuberic acid (dopant), wherein pyrrole The molar ratio with ammonium persulfate is 1: 40, the concentration of perfluorosuberic acid is 10mol / L, and the reaction time is 24 hours. The pyrrole monomer is oxidatively polymerized on the surface of the viscose fiber fabric to obtain the superhydrophobic and Fabric with conductive properties.

[0059] The surface of the super-hydrophobic conductive fabric is coated with a polypyrrole layer with a thickness of 1000 nanometers, and the polypyrrole layer is composed of polypyrrole particles with a diameter of 400-900 nanometers.

[0060] The surface resistance of the superhydrophobic conductive fabric is 200Ω / cm 2 , the contact angle with water is 173.2°, and the rolling angle is 5°, show...

Embodiment 3

[0061] Embodiment 3, preparation superhydrophobic conductive fabric of the present invention

[0062] At 20°C, a fabric of 2cm×2cm polyester fiber was placed in a chloroform solution containing 3-hexylthiophene (conductive polymer monomer), ferric chloride (oxidant) and perfluorooctanoic acid (dopant), wherein, The molar ratio of 3-hexylthiophene to ferric chloride is 1:30, the concentration of perfluorooctanoic acid is 6mol / L, and the reaction time is 10 hours, and the 3-hexylthiophene monomer is oxidatively polymerized on the surface of synthetic polyester fabric to obtain the present invention with Fabric with superhydrophobic and conductive properties.

[0063] The surface of the super-hydrophobic conductive fabric is coated with a poly-3-hexylthiophene layer with a thickness of 70 nanometers, and the poly-3-hexylthiophene layer is composed of poly-6-hexylthiophene particles with a diameter of 500-800 nanometers.

[0064] The surface resistance of the superhydrophobic con...

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Abstract

This invention relates to an ultra sparse water conductive fiber. The superficial gable is the fiber of electric conduction polymer which is composed by 20-1000 nanometers thick, diameter of 400-900 nanometer electric conduction high polymer. This fiber is for using electric conduction polymer chemical oxidation position polymerization method in fiber surface gable electric conduction polymer level. This invention also relates to a ultra sparse water electric conduction fabric, it for in the superficial gable a fabris composed of 20-1000 nanometers thick, by the diameter was the electric conduction polymer level fabric which 400-900 nanometer electric conduction high polymer particle. This fabric for use electric conduction polymer chemical oxidation home position polymerization method in fabric surface gable electric conduction polymer level. This invention's fiber or the fabric surface resistance for 200 omega /cm2-300M omega /cm2, the angel contact with water is bigger than 160degree, the roll position is smaller than 14degree. It displays highly clean ability, has the electromagnetic screen, the anti-static electricity, the stealth, the waterproofing, the dustproof function, specially for war industry, astronautics aviation, factory and mining enterprise, health and so on.

Description

technical field [0001] The invention belongs to the processing field of functional materials, and specifically relates to a superhydrophobic conductive fiber and fabric with high contact angle and low rolling angle, and a method for preparing the conductive fiber or fabric by chemical oxidation polymerization. The present invention also relates to The use of the superhydrophobic conductive fiber and fabric. Background technique [0002] With the progress of society and the development of science and technology, new requirements are put forward for the performance of materials. Today's world is an information age. Electromagnetic waves of various frequencies and wavelengths fill the entire space. These electromagnetic waves will interfere to varying degrees with electronic components and communication facilities, resulting in data distortion; at the same time, they will seriously affect human health. In addition, the static electricity generated by electromagnetic induction ...

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): D06M14/02D06M14/08
Inventor 朱英万梅香江雷
Owner INST OF CHEM CHINESE ACAD OF SCI
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