High-temperature-resistant and impact-resistant cable material

An impact-resistant and high-temperature-resistant technology, used in rubber insulators, organic insulators, etc., can solve the problems of poor impact resistance and low mechanical properties of silicone rubber, and achieve the effect of increasing impact resistance, increasing impact resistance, and promoting uniform reaction.

Inactive Publication Date: 2016-11-09
ANHUI HAIRONG CABLE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Silicone rubber has good heat resistance, so it is often used to make high temperature resistant cable materials, but silicone rubber has poor impact resistance and low mechanical properties

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] A high-temperature-resistant and impact-resistant cable material, the raw materials of which include by weight: 80 parts of silicone rubber, 35 parts of modified polyurethane, 25 parts of kaolin, 50 parts of organic montmorillonite, 3 parts of tributyl citrate, aluminum hydroxide 35 parts, 9 parts zinc borate, 1 part double 25, 0.15 parts sulfur, 0.2 parts accelerator BZ, 4 parts dibutyl tin oxide, 4 parts paraffin oil;

[0016] Among them, in the preparation process of modified polyurethane, in nitrogen atmosphere, add 2,4-toluene diisocyanate and polytetrahydrofuran diol 2000 into N-methylpyrrolidone and mix evenly, heat up, keep stirring, add benzyl peroxide Acyl and dimethylolpropionic acid were mixed evenly, heated up, and kept stirring to obtain a mixed solution; adjusting the temperature, adding silane coupling agent modified montmorillonite to the mixed solution, mixed evenly, kept stirred, cooled to room temperature, added water to settle, and filtered , and dr...

Embodiment 2

[0018] A high-temperature-resistant and impact-resistant cable material, the raw materials of which include by weight: 70 parts of silicone rubber, 40 parts of modified polyurethane, 20 parts of kaolin, 60 parts of organic montmorillonite, 2 parts of tributyl citrate, aluminum hydroxide 40 parts, 8 parts of zinc borate, 1.5 parts of bismuth, 0.1 part of sulfur, 0.3 parts of accelerator BZ, 3 parts of dibutyltin oxide, 5 parts of paraffin oil;

[0019] Among them, in the preparation process of modified polyurethane, in nitrogen atmosphere, add 2,4-toluene diisocyanate and dry polytetrahydrofuran diol 2000 into dry N-methylpyrrolidone and mix evenly, heat up to 50°C, keep stirring After 90 minutes, add benzoyl peroxide and dimethylol propionic acid and mix well, raise the temperature to 70°C, keep stirring for 6 hours to obtain a mixed solution, in which, 2,4-toluene diisocyanate, polytetrahydrofuran diol 2000, N-methylpyrrolidone The weight ratio of benzoyl peroxide and dimethy...

Embodiment 3

[0021] A high-temperature-resistant and impact-resistant cable material, the raw materials of which include by weight: 90 parts of silicone rubber, 30 parts of modified polyurethane, 30 parts of kaolin, 40 parts of organic montmorillonite, 4 parts of tributyl citrate, aluminum hydroxide 30 parts, 10 parts of zinc borate, 250.8 parts of bismuth, 0.2 parts of sulfur, 0.1 parts of accelerator BZ, 5 parts of dibutyltin oxide, 3 parts of paraffin oil;

[0022] Among them, in the preparation process of the modified polyurethane, in a nitrogen atmosphere, add 2,4-toluene diisocyanate and dry polytetrahydrofuran diol 2000 into dry N-methylpyrrolidone and mix evenly, raise the temperature to 60°C, and keep stirring After 60 minutes, add benzoyl peroxide and dimethylol propionic acid and mix well, raise the temperature to 80°C, keep stirring for 5 hours to obtain a mixed solution, in which, 2,4-toluene diisocyanate, polytetrahydrofuran diol 2000, N-methylpyrrolidone , benzoyl peroxide, ...

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PUM

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Abstract

The invention discloses a high-temperature-resistant and impact-resistant cable material. The high-temperature-resistant and impact-resistant cable material is prepared from, by weight, 70-90 parts of silicone rubber, 30-40 parts of modified polyurethane, 20-30 parts of kaolin, 40-60 parts of organized montmorillonoid, 2-4 parts of tributyl citrate, 30-40 parts of aluminum hydroxide, 8-10 parts of zinc borate, 0.8-1.5 parts of 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane, 0.1-0.2 part of sulphur, 0.1-0.3 part of an accelerant BZ, 3-5 parts of dibutyltin oxide and 3-5 parts of paraffin oil. The high-temperature-resistant and impact-resistant cable material is high in impact resistance, high temperature resistance and mechanical property.

Description

technical field [0001] The invention relates to the technical field of cable materials, in particular to a high-temperature-resistant and impact-resistant cable material. Background technique [0002] With scientific progress and economic development, cables have been used in various aspects. In some high-temperature environments, in order to ensure the normal use of cables, high-temperature resistant cable materials are usually selected to ensure the safe use of cables. Silicone rubber has good heat resistance, so it is often used to manufacture high temperature resistant cable materials, but silicone rubber has poor impact resistance and low mechanical properties. Contents of the invention [0003] Based on the technical problems in the background technology, the present invention proposes a high-temperature-resistant and shock-resistant cable material, which has high impact resistance, high temperature resistance and high mechanical properties. [0004] A high-temperat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L83/04C08L75/08C08L91/06C08K13/02C08K3/34C08K5/11C08K3/22C08K3/38C08K3/06C08K5/57C08G18/66C08G18/48C08G18/34C08G18/38C08G18/12C08K9/06H01B3/28
CPCC08L83/04C08G18/12C08G18/348C08G18/4854C08G18/6692C08K3/346C08K9/06C08L2201/02C08L2201/08C08L2203/202C08L2205/03H01B3/28C08L75/08C08L91/06C08K13/02C08K5/11C08K2003/2227C08K2003/387C08K3/06C08K5/57C08G18/289
Inventor 魏金春彭群朱立春王冠云
Owner ANHUI HAIRONG CABLE
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