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High temperature and ageing resistant PVC cable material and preparation method

A technology of cable material and high temperature resistance, which is applied in the field of PVC cable material and its preparation, can solve the problems of high temperature aging resistance, low tensile strength, and affecting the service life of cables, and achieve good protection, high tensile strength, and excellent anti-aging performance effect

Active Publication Date: 2018-05-25
宁夏中科天际防雷研究院有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the existing PVC cable materials still have defects such as high temperature aging resistance and low tensile strength after aging, which affect the service life of the cable

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] A PVC cable material resistant to high temperature aging, made of the following raw materials in parts by weight: 100 parts of PVC resin, 15 parts of trioctyl trimellitate, 12 parts of mica powder, 3 parts of fumed white carbon black, polyethylene wax 0.1 part, 2 parts of epoxy soybean oil, 4 parts of calcium zinc stabilizer, 1 part of calcium stearate, 2 parts of antioxidant, 0.8 part of diallyl sulfide, 1 part of toner, 5 parts of antimony trioxide.

[0026] Wherein, the anti-aging agent is formed by combining anti-aging agent CPPD and anti-aging agent AW according to a weight ratio of 3:1.

[0027] In this embodiment, the preparation method of the high-temperature aging-resistant PVC cable material has the following steps:

[0028] 1) Weigh diallyl sulfide and anti-aging agent, add ethanol to diallyl sulfide, mix evenly, add anti-aging agent, continue mixing evenly, send it into an ultrasonic processor, and after ultrasonic treatment for 20 minutes, Discharging to o...

Embodiment 2

[0035] A PVC cable material resistant to high temperature aging, made of the following raw materials in parts by weight: 101 parts of PVC resin, 16 parts of trioctyl trimellitate, 13 parts of mica powder, 5 parts of fumed white carbon black, polyethylene wax 0.3 parts, 4 parts of epoxy soybean oil, 5 parts of calcium zinc stabilizer, 1.3 parts of calcium stearate, 2.8 parts of antioxidant, 1.1 parts of diallyl sulfide, 1.5 parts of toner, 8 parts of antimony trioxide.

[0036] Wherein, the anti-aging agent is formed by combining anti-aging agent CPPD and anti-aging agent AW according to a weight ratio of 3:1.

[0037] In this embodiment, the preparation method of the high-temperature aging-resistant PVC cable material has the following steps:

[0038] 1) Weigh diallyl sulfide and anti-aging agent, add ethanol to diallyl sulfide, mix evenly, add anti-aging agent, continue mixing evenly, send it to an ultrasonic processor, and after ultrasonic treatment for 23 minutes, Discharg...

Embodiment 3

[0045] A PVC cable material resistant to high temperature aging, made of the following raw materials in parts by weight: 103 parts of PVC resin, 17 parts of trioctyl trimellitate, 14 parts of mica powder, 4.5 parts of fumed white carbon black, polyethylene wax 0.3 parts, 3.5 parts of epoxy soybean oil, 6 parts of calcium zinc stabilizer, 1.5 parts of calcium stearate, 2.5 parts of antiaging agent, 1 part of diallyl sulfide, 2 parts of toner, 7 parts of antimony trioxide.

[0046] Wherein, the anti-aging agent is formed by combining anti-aging agent CPPD and anti-aging agent AW according to a weight ratio of 3:1.

[0047] In this embodiment, the preparation method of the high-temperature aging-resistant PVC cable material has the following steps:

[0048] 1) Weigh diallyl sulfide and anti-aging agent, add ethanol to diallyl sulfide, mix evenly, add anti-aging agent, continue mixing evenly, send it into an ultrasonic processor, and after ultrasonic treatment for 25 minutes, Dis...

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PUM

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Abstract

The invention discloses a high temperature and ageing resistant PVC cable material. The material is prepared from, by weight, 100-105 parts of PVC resin, 15-20 parts of trioctyl trimellitate, 12-17 parts of mica powder, 3-6 parts of fumed silica, 0.1-0.4 part of polyethylene wax, 2-5 parts of epoxidized soybean oil, 4-8 parts of calcium-zinc stabilizer, 1-2 parts of calcium stearate, 2-3 parts ofan anti-ageing agent, 0.8-1.2 parts of diallyl sulfide, 1-3 parts of toner and 5-9 parts of antimonous oxide. The invention further discloses a preparation method of the high temperature and ageing resistant PVC cable material. According to the prepared cable material, the mechanical property can meet the market requirements, the excellent anti-ageing performance is achieved, and the service lifeof the cable is guaranteed.

Description

technical field [0001] The invention relates to the technical field of power cables, in particular to a high-temperature aging-resistant PVC cable material and a preparation method thereof. Background technique [0002] The wire and cable industry is an important supporting industry for my country's economic construction. It is widely used in various fields of the national economy. Wire and cable are indispensable basic equipment for transmitting electric energy, transmitting information and manufacturing various motors, electrical appliances, instruments, automobiles, machine tools, etc. Wire and cable provide infrastructure for the power industry and communication industry, occupying a quarter of the output value of my country's electrical industry, and is the second largest industry in China after the automobile industry. The product variety satisfaction rate and domestic market share both exceed 90%. Worldwide, China's wire and cable output has surpassed that of the Unite...

Claims

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Application Information

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IPC IPC(8): C08L27/06C08L23/06C08L91/00C08K13/02C08K3/34C08K3/36C08K5/098H01B3/44
CPCC08L27/06C08L2201/08C08L2203/202C08L2205/03H01B3/443C08L23/06C08L91/00C08K13/02C08K3/34C08K3/36C08K5/098C08K3/2279
Inventor 高攀亮
Owner 宁夏中科天际防雷研究院有限公司
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