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Conductive fiber preparation method and product thereof

A technology of conductive fibers and conductive materials, applied in fiber types, fiber processing, textiles and papermaking, etc., can solve the problems of complex polymer synthesis mechanism, difficult spinning process, toxic polymer monomers, etc. It is easy to achieve industrialization , long-lasting conductivity and controllable conductivity

Active Publication Date: 2011-01-19
RONGSHENG PETROCHEM +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main problems of this method are that the polymer synthesis mechanism is complicated, the spinning process is difficult to control, the polymer monomer is toxic, and the environment has a certain influence on the electrical conductivity.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0026] 1. Preparation of photosensitive polymer:

[0027] 1. Preparation of macromolecular photosensitizer:

[0028] Add an appropriate amount of 2,4 dihydroxybenzophenone (UV-0) and a weight ratio of 0.8% to 2% NaOH into a dry three-necked flask, fill with nitrogen for 30 minutes, then add glycidyl methacrylate ( GMA), (the molar ratio to UV-0 is 1:1~2:1), stirring and heating up to 60°C-90°C, the reaction time is 3h-8h, to obtain a yellow viscous liquid (BPMA), keep away from light for later use .

[0029] 2. Preparation of photosensitive polymer:

[0030] Add polymer monomers N-vinylpyrrolidone (VP) and BPMA (wherein the amount of VP and BPMA can be 10% to 90% of the total molar amount of both) in the three-necked flask, add an appropriate amount of deionized water, add Sodium dodecyl sulfate (SDS) with a weight ratio of 1% to 10%, adding 1% to 5% azobisisobutylcyanide (AIBN) as an initiator, nitrogen gas for 30 minutes, stirring, reflux, and reaction temperature 50℃~80...

Embodiment 1

[0043] 1. Preparation of photosensitive polymer:

[0044] 1. Preparation of macromolecular photosensitizer:

[0045] Add 10.7g of 2,4 dihydroxybenzophenone (UV-0) and 0.155g of NaOH into a dry three-necked flask, fill with nitrogen for 30 minutes, then add 7.9g of glycidyl methacrylate (GMA), (with UV The molar ratio of -0 is 1:1), the temperature was raised to 80° C. with stirring, and the reaction time was 5 h to obtain a yellow viscous liquid (BPMA), which was kept away from light for use.

[0046] 2. Preparation of photosensitive polymer:

[0047] 33gN-vinylpyrrolidone (VP) and 12gBPMA (wherein the consumption of VP and BPMA accounts for both molar totals are respectively 90%, 10%) in the there-necked flask respectively, add an appropriate amount of deionized water, adding a weight ratio of 1.7g ( 4wt% sodium dodecyl sulfate (SDS), add 0.48g (2wt%) azobisisobutylcyanide (AIBN), blow nitrogen for 30 minutes, stir, reflux, reaction temperature 80°C, reaction time 3h. Afte...

Embodiment 2

[0054] 1. Preparation of photosensitive polymer:

[0055] 1. Preparation of macromolecular photosensitizer:

[0056] Add 10.7g of 2,4 dihydroxybenzophenone (UV-0) and 0.212g of NaOH into a dry three-necked flask, fill with nitrogen for 30 minutes, then add 15.8g of glycidyl methacrylate (GMA), (with UV The molar ratio of -0 is 2:1), and the temperature was raised to 60°C with stirring, and the reaction time was 3 hours to obtain a yellow viscous liquid (BPMA), which was kept away from light for use.

[0057] 2. Preparation of photosensitive polymer:

[0058] 3.7gN-vinylpyrrolidone (VP) and 108gBPMA (wherein the consumption of VP and BPMA accounted for 10% and 90% respectively of the total moles of the two) in the three-necked flask respectively, added an appropriate amount of deionized water, adding a weight ratio of 1.17g (1wt%) sodium dodecyl sulfate (SDS), add 1.17g (1wt%) ammonium persulfate (APS), nitrogen flow for 30 minutes, stir, reflux, reaction temperature 50 ° C, ...

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PUM

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Abstract

The invention discloses a conductive fiber preparation method and a product thereof. The method comprises a step of uniformly coating a prepared conductive material comprising mixed solution of conductive particles or conductive polymer and photosensitive polymer and comprising uniform solution or suspension on the surface of a fiber by a dipping or spraying method, wherein a coating is cured under the irradiation of ultraviolet light, the conductive material is fixed on the surface of the fiber and the fiber is endowed with conductive performance; ultraviolet lamp light is used for irradiation, and the temperature of a lamp box is 25 to 125 DEG C; and in the curing process, the wavelength of the ultraviolet light source is controlled at 280 to 350 nanometers, the power is 150 to 250mW / cm2, and the irradiation time is 2 to 15 seconds. Compared with the prior art, the conductive fiber has the advantages of difficult drop of conductive components, durable conductivity, low resistance, soft handfeel, wearing comfortableness and the like; and the preparation method has simple process and low cost.

Description

technical field [0001] The invention relates to a method for preparing conductive fibers, which belongs to the technical field of functional fibers. Background technique [0002] With the development of industrial production, accidents caused by static electricity are increasing day by day, so the role and harm of static electricity have been valued by research institutions and academic organizations in various countries. [0003] In recent years, with the rapid development and popularization of computers, telecommunications, microwave ovens, etc., electromagnetic radiation in human living and working environments has become increasingly serious, and the resulting electromagnetic wave interference has brought many negative effects to the normal operation of electronic equipment and human health. influences. In order to prevent electrostatic interference and electromagnetic wave interference, various antistatic products and electromagnetic shielding materials have been devel...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D06M15/273D06M15/356D06M15/263D06M11/74D06M11/83C08F293/00C08F120/32D06M101/38
Inventor 李水荣金欣俞凤娣段树军徐光华卢庆丰冯家骏丁国军付子波
Owner RONGSHENG PETROCHEM
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