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A kind of preparation method of environment-friendly induction anti-pinch strip conductive rubber strip

A conductive rubber strip and an environment-friendly technology, which is applied in the field of preparation of an environment-friendly induction anti-pinch strip conductive rubber strip, can solve the problem of uneven distribution of components of the conductive rubber strip, increased on-resistance of the conductive rubber strip, and restriction of induction anti-pinch sealing. strips and other problems, to achieve the effect of solving uneven distribution of components, stable signal transmission, and overcoming twisting and winding.

Active Publication Date: 2022-03-08
HEBEI WOMEINUO PLASTIC PROD CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The conductive rubber strip produced by the automobile electric door and window induction anti-pinch sealing strip has uneven distribution of components, poor electrical performance, unstable positioning of the conductive wire, and insufficient fluidity that affects the efficiency of demoulding and extrusion, which leads to an increase in the conduction resistance of the conductive rubber strip. Large, low sensitivity, high cost, restricting the application of induction anti-pinch sealing strips in the safety protection fields of high-end automobile electric doors and windows, automatic doors, industrial doors, logistics AGV and other industries

Method used

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  • A kind of preparation method of environment-friendly induction anti-pinch strip conductive rubber strip

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Embodiment 1

[0041] In order to solve the defects of the existing environment-friendly induction anti-pinch strip conductive rubber strips such as uneven distribution of components, poor electrical performance, and insufficient fluidity, the present invention provides a preparation method of an environment-friendly induction anti-pinch strip conductive rubber strip, which makes the environment-friendly Type induction anti-pinch strip conductive rubber strip components are evenly distributed, with good electrical properties and processing properties.

[0042] In order to solve the problems of the technologies described above, the technical solution provided by the invention is:

[0043]A preparation method of an environment-friendly induction anti-pinch conductive rubber strip, which is characterized in that it is blended and extruded from a base material, an auxiliary agent, metal powder and a conductive wire, and the base material includes SEBS elastomer, PP resin, PE Resin, conductive ca...

Embodiment 2

[0060] A preparation method of an environment-friendly induction anti-pinch strip conductive rubber strip, further screening the ingredients of the conductive rubber strip, the blending process of the raw material of the conductive rubber strip, the composite processing process of the conductive wire, and the compound extrusion of the conductive rubber strip material and the conductive wire The technical parameters of the processing technology are optimized, and the rest of the preparation methods remain unchanged.

[0061] Conductive rubber strip ingredients: mix the base material, additives, and metal powder according to the following components and weight ratios:

[0062] 40-45 parts of SEBS elastomer powder, 15-20 parts of PP resin, 5-8 parts of PS resin, 2.5-3 parts of carbon black dispersant, 0.5-1 part of anti-blocking agent, 1 part of antioxidant 1010, PE wax 1 part, copper powder 1-1.5 parts, conductive carbon black powder 20-25 parts.

[0063] Composite extrusion pr...

Embodiment 3

[0065] The invention discloses a preparation method of an environment-friendly induction anti-pinch strip conductive rubber strip, which further screens the ingredients of the conductive rubber strip.

[0066] The batching of the conductive rubber strip is batched according to the following components and proportions by weight:

[0067] 44 parts of SEBS elastomer powder, 16.5 parts of PP resin, 7 parts of PS resin, 24 parts of conductive carbon black powder, 2.5 parts of carbon black dispersant, 2.8 parts of anti-blocking agent, 1 part of antioxidant 1010, 1 part of PE wax, 1.2 parts of copper powder.

[0068] All the other preparation methods are unchanged.

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Abstract

The invention discloses a preparation method of an environment-friendly induction anti-pinch strip conductive rubber strip, which is blended and extruded from base material, auxiliary agent, metal powder and conductive wire, wherein the base material includes SEBS elastomer, PP resin, PS Resin, additives include carbon black dispersant, anti-adhesive agent, lubricant, antioxidant, metal powder is one of pure copper powder or silver powder, blended conductive wire is copper wire or winding of copper foil and nylon wire Wire. The preparation method comprises the following steps: A, batching of conductive rubber strips; B, blending of conductive rubber strips; C, composite processing of conductive wires; D, composite extrusion processing of conductive rubber strips and conductive wires; . The environmentally friendly induction anti-pinch strip conductive rubber strip produced by the invention has uniform and stable components, low conduction resistance, energy saving and high efficiency, and can better meet the needs of automobile sealing strips and safety anti-pinch fields.

Description

technical field [0001] The invention relates to the technical field of processing automobile door and window anti-pinch sealing strips, in particular to a preparation method of an environment-friendly induction anti-pinch strip conductive rubber strip. Background technique [0002] The automobile electric door and window induction anti-pinch sealing strip not only has a sealing function, but also has a safety anti-pinch function. Usually, in the process of opening and closing of doors and windows, passengers often cause finger or body injury due to misoperation or unconsciousness, and even individual children are life-threatening. [0003] With the development of my country's automobile industry, simultaneous design, environmental protection, lightweight and intelligent sealing strips have become the future development direction, and the demand for induction anti-pinch sealing strips is increasing. It is not only used in the protection of automobile electric doors and window...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08L53/02C08L23/12C08L25/06C08K13/02C08K3/04C08K3/08B29C48/40B29C48/505B29C48/625B29C48/92
CPCC08L53/025B29C48/40B29C48/505B29C48/625B29C48/92C08L2205/035C08K2201/001C08K2003/0806C08K2003/085B29C2948/9258B29C2948/92704C08L23/12C08L25/06C08K13/02C08K3/04C08K3/08
Inventor 田新跃
Owner HEBEI WOMEINUO PLASTIC PROD CO LTD