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Preparation method of wave-absorbing material

A wave-absorbing material and electromagnetic wave technology, applied in ceramic products, applications, household appliances, etc., can solve the problems of high manufacturing cost, complicated preparation, unsuitable for wide use, etc., and achieve the effect of reducing manufacturing difficulty and cost

Inactive Publication Date: 2021-03-09
震赛智能科技江苏有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The preparation of existing absorbing materials is relatively complicated, the manufacturing cost is high, and it is not suitable for widespread use

Method used

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Examples

Experimental program
Comparison scheme
Effect test

no. 1 example

[0017] In the first embodiment of the absorbing material preparation method of the present invention, the method includes:

[0018] The dichloropride acrylonitrile copolymer powder is cleaved, burned, and obtained a carbonized porous matrix;

[0019] The porous matrix material is placed in a nanoparticle colloid solution having electromagnetic wave absorption characteristics;

[0020] Equipocation pressurization is performed on the porous matrix material absorbed by the nanoparticle colloidal solution;

[0021] The porous matrix material is dried to form the absorbing material.

[0022] The absorbing material preparation method of the present invention is carried out by cracking the dichlorophytic acrylonitrile copolymer powder, and the porous matrix material is placed in a nanoparticle colloid solution having electromagnetic wave absorption characteristics. The porous matrix material absorbed by the nanoparticle colloidal solution was hydrated, and the porous matrix material was ...

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PUM

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Abstract

The invention discloses a preparation method of a wave-absorbing material, which comprises the following steps: cracking and firing vinylidene chloride acrylonitrile copolymer powder to obtain a carbonized porous matrix; putting the porous matrix material into a nanoparticle colloidal solution with an electromagnetic wave absorption characteristic; electrifying and pressurizing the porous matrix material absorbing the nanoparticle colloidal solution; and drying the porous matrix material to form the wave-absorbing material. The preparation method of the wave-absorbing material comprises the following steps: cracking and firing vinylidene chloride acrylonitrile copolymer powder to obtain a carbonized porous matrix, putting the porous matrix material into a nanoparticle colloidal solution with an electromagnetic wave absorption characteristic, and electrifying and pressurizing the porous matrix material absorbing the nanoparticle colloidal solution, and drying the porous matrix materialto form the wave-absorbing material. The preparation difficulty and the preparation cost are reduced, and the method can be widely applied to industrial production.

Description

Technical field [0001] The present invention relates to an absorbing material preparation method. Background technique [0002] With the rapid development of electronic information technology, the electromagnetic waves in the surrounding space are also more diverse. In order to avoid mutual interference between electronic devices, the impact of physical health, the absorbing materials are in the field of electronic technology and human body protection. Important application. Existing absorbing materials have more complex, high manufacturing cost, is not suitable for widespread use. Inventive content [0003] The present invention provides an absorbing material preparation method for the above-mentioned defects of the prior art. [0004] The technical solution used in the present invention to solve its technical problem is to construct a method of preparing an absorbing material, the method comprising: [0005] The dichloropride acrylonitrile copolymer powder is cleaved, burned, ...

Claims

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Application Information

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IPC IPC(8): C04B38/06C04B35/524C04B41/85C04B41/88
CPCC04B38/0615C04B35/524C04B41/009C04B41/5027C04B41/51C04B41/85C04B41/88
Inventor 李勇
Owner 震赛智能科技江苏有限公司