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Impact modified polyvinyl chloride cable material

A polyvinyl chloride cable, impact-modified technology, applied in circuits, electrical components, plastic/resin/wax insulators, etc., can solve the problem of poor impact resistance, poor flame retardancy, and poor thermal stability of polyvinyl chloride and other problems, to achieve the effects of good flame retardancy, excellent processing performance, and excellent low-temperature impact resistance

Inactive Publication Date: 2015-08-26
殷培花
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, polyvinyl chloride has problems such as poor low-temperature impact resistance, poor flame retardancy, and poor thermal stability, which will greatly limit its application as a wire and cable material in low-temperature environments and high flame-retardant applications.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] An impact-modified polyvinyl chloride cable material, the components of which are: 40% polyvinyl chloride resin, 15% PET resin, 8% modified carbon fiber, 4% nano-silica, nitrile rubber Powder 5%, ACR 5%, TPEE 4%, DEHP 6%, calcium zinc stabilizer 1.5%, calcium stearate 1%, anti-aging agent 2%, antioxidant 0.5%, melamine cyanurate 8%, said The polyvinyl chloride resin has an average degree of polymerization of 800-1200, a weight-average molecular weight of 50,000-120,000, and a particle size of 100-300 mesh. The PET resin is polyethylene terephthalate with a characteristic viscosity of 0.7-1.2 dL / g. Glycol ester, the modified carbon fiber is a chopped polyacrylonitrile carbon fiber whose surface is oxidized and pretreated and activated by a γ-aminopropyltrimethoxysilane coupling agent, and the particle size of the nano-silica is between 1-100nm range, the anti-aging agent is 2-(2'-hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole, and the antioxidant is Tetrak...

Embodiment 2

[0025] An impact-modified polyvinyl chloride cable material, the components of which are: 65% polyvinyl chloride resin, 10% PET resin, 5% modified carbon fiber, 2% nano-silica, nitrile rubber Powder 3%, ACR 2%, TPEE 1%, DEHP 4%, calcium zinc stabilizer 0.5%, calcium stearate 0.5%, anti-aging agent 0.5%, antioxidant 0.5%, melamine cyanurate 6%, said The polyvinyl chloride resin has an average degree of polymerization of 800-1200, a weight-average molecular weight of 50,000-120,000, and a particle size of 100-300 mesh. The PET resin is polyethylene terephthalate with a characteristic viscosity of 0.7-1.2 dL / g. Glycol ester, the modified carbon fiber is a chopped polyacrylonitrile carbon fiber whose surface is oxidized and pretreated and activated by a γ-aminopropyltrimethoxysilane coupling agent, and the particle size of the nano-silica is between 1-100nm range, the anti-aging agent is 2-(2'-hydroxy-3'-5'-di-tert-butylphenyl)-5-chlorobenzotriazole, and the antioxidant is β- (3,...

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PUM

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Abstract

The invention discloses an impact modified polyvinyl chloride cable material. The impact modified polyvinyl chloride cable material comprises, by mass, 40-65% of polyvinyl chloride resin, 10-15% of PET resin, 5-8% of modified carbon fiber, 2-4% of nanometer silica, 3-5% of butadiene-acrylonitrile rubber powder, 2-5% of ACR, 1-4% of TPEE, 4-6% of DEHP, 0.5-1.5% of a calcium and zinc stabilizer, 0.5-1% of calcium stearate, 0.5-2% of an anti-ageing agent, 0.1-0.5% of an antioxidant and 6-8% of melamine cyanurate, wherein the modified carbon fiber is a short cut polyacrylonitrile carbon fiber with the surface subjected to oxidation pretreatment and gamma-aminopropyltrimethoxysilane coupling agent activation treatment The impact modified polyvinyl chloride cable material has the advantages of excellent low temperature impact resistance and processability, good fire retardation property, strong ageing resistance and excellent wear and corrosion resistance.

Description

technical field [0001] The invention relates to the technical field of power materials, in particular to an impact-resistant modified polyvinyl chloride cable material. Background technique [0002] Polyvinyl chloride (PVC) is a material with low cost and excellent processability, which is widely used in the wire and cable industry. However, polyvinyl chloride has problems such as poor low-temperature impact resistance, poor flame retardancy, and poor thermal stability, which will greatly limit its application as a wire and cable material in low-temperature environments and high flame-retardant applications. Contents of the invention [0003] The purpose of the present invention is to provide an impact-resistant modified polyvinyl chloride cable material with good flame retardancy, excellent impact resistance and adaptability to low temperature environment. [0004] The technical solution adopted by the present invention to solve the technical problem is: impact-modified ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L27/06C08L67/02C08L9/02C08L33/12C08K13/06C08K9/06C08K7/06C08K3/36C08K5/12H01B3/44
CPCC08L27/06C08K2201/003C08K2201/011C08L2201/02C08L2201/08C08L2203/202C08L2205/035H01B3/443
Inventor 不公告发明人
Owner 殷培花
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