Electromagnetic shielding rubber material

A rubber material, electromagnetic shielding technology, applied in the field of rubber manufacturing, can solve the problems of reducing the filling amount of metal powder, increasing the cost, reducing the electrical and thermal conductivity, etc., and achieves the effect of high electromagnetic shielding efficiency, reduced cost, and good electrical and thermal conductivity.

Inactive Publication Date: 2018-04-20
TAICANG GUANLIAN POLYMERIC MATERIAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Some of the electromagnetic shielding rubbers in the prior art are made by adding conductive and magnetically conductive media to the silicone rubber matrix. The conductive and magnetically conductive media include silver powder, nickel powder, and magnetic powder, which ensures that the silicone rubber The original environmental resistance and mechanical properties can meet the anti-interference and electromagnetic shielding

Method used

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Embodiment Construction

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with examples. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0019] An electromagnetic shielding rubber material, in which a conductive material is evenly distributed in a rubber matrix, the composition of the electromagnetic shielding rubber material is as follows in parts by mass: 100 parts of rubber matrix, 20-30 parts of carbon black, 20 parts of nickel-plated carbon nanotubes ~55 parts, metal powder 5~15 parts, sulfur 2~4 parts, vulcanizing agent DCP 1~3 parts, accelerator TMTD 1~2 parts, accelerator CZ 1~2 parts, coupling agent KH-570 2~ 5 parts, 1-2 parts of hydrox...

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Abstract

The invention discloses an electromagnetic shielding rubber material. Conducting materials are uniformly distributed in rubber matrix. The electromagnetic shielding rubber material comprises the following components in parts by mass: 100 parts of rubber matrix, 20 to 30 parts of carbon black, 20 to 55 parts of nickel-plated carbon nanotubes, 5 to 15 parts of metal powder, 2 to 4 parts of sulphur,1 to 3 parts of a vulcanizing agent DCP, 1 to 2 parts of an accelerant TMTD, 1 to 2 parts of an accelerant CZ, 2 to 5 parts of a coupling agent KH-570, 1 to 2 parts of hydroxyl silicone oil, 2 to 4 parts of a plasticizer DBP, 2 to 5 parts of a dispersing agent, 0.5 to 1 part of an antiager TK-100, and 0.5 to 1 part of an antiager TK-101. The electromagnetic shielding rubber material is excellent in mechanical property and electrical and thermal conductivity, high in Electromagnetic shielding effectiveness, and medium in cost, and has excellent integrated quality.

Description

technical field [0001] The invention belongs to the field of rubber manufacturing, in particular to an electromagnetic shielding rubber material. Background technique [0002] With the advancement of science and technology increasingly entering human life, various types of electronic equipment are more and more widely used, and problems such as electromagnetic interference, electromagnetic information leakage, and environmental electromagnetic pollution are becoming more and more prominent, which has become an urgent problem that needs to be solved in the current society. . Electromagnetic radiation can be effectively controlled and electromagnetic pollution can be reduced by means of electromagnetic shielding. Traditional shielding materials are metal plates, wire mesh, etc., but with the development of polymer materials and industrial production, electromagnetic shielding rubber has become a new type of electromagnetic protection material. Effectively improving thermal c...

Claims

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Application Information

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IPC IPC(8): C08L23/06C08L83/07C08L33/04C08K13/06C08K9/02C08K7/24C08K3/08C08K3/04
CPCC08L23/06C08K2003/085C08K2201/001C08L83/04C08L2201/08C08L2205/025C08L2205/035C08L2207/066C08L33/04C08K13/06C08K9/02C08K7/24C08K3/08C08K3/04
Inventor 井垒周国荣许巍詹才福詹炜高建国苏怀生
Owner TAICANG GUANLIAN POLYMERIC MATERIAL
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