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Polypropylene cable material with excellent high temperature ageing resistant performance

Aging performance, polypropylene technology, applied in the direction of circuits, electrical components, plastic/resin/wax insulators, etc., can solve the problems of high temperature aging resistance, low tensile strength, affecting the service life of cables, etc., and achieve excellent high temperature aging resistance performance, improved safety, and the effect of meeting market needs

Inactive Publication Date: 2018-10-26
武汉中智德远科技开发有限公司
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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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  • Polypropylene cable material with excellent high temperature ageing resistant performance

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] A polypropylene cable material with excellent high-temperature aging resistance, made of the following materials in parts by weight: 120 parts of polypropylene, 30 parts of styrene-isoprene-styrene block copolymer, grafted maleic anhydride 10 parts of polypropylene, 1 part of antioxidant, 13 parts of magnesium hydroxide, 2 parts of polyethylene wax, 1 part of calcium stearate, 4 parts of talcum powder, 8 parts of calcined clay, 4 parts of calcium zinc stabilizer, 3 parts of shellac 2 parts, rosin acid.

[0024] Wherein, the antioxidant is the antioxidant DNP.

[0025] The preparation method of the polypropylene cable material with excellent high temperature aging resistance, the steps are as follows:

[0026] 1) Weighing abietic acid, pulverizing it, sending it into a ball mill, using ethanol aqueous solution as a ball milling liquid, ball milling for 2 hours, and discharging to obtain an abietic acid dispersion;

[0027] 2) Weigh shellac, pulverize it, and send it in...

Embodiment 2

[0035] A polypropylene cable material with excellent high temperature aging resistance, made of the following materials in parts by weight: 123 parts of polypropylene, 31 parts of styrene-isoprene-styrene block copolymer, maleic anhydride grafted 12 parts of polypropylene, 1.2 parts of antioxidant, 14 parts of magnesium hydroxide, 3 parts of polyethylene wax, 1.3 parts of calcium stearate, 5 parts of talcum powder, 9 parts of calcined clay, 5 parts of calcium zinc stabilizer, 4 parts of shellac part, 2.4 parts of abietic acid.

[0036] Wherein, the antioxidant is the antioxidant DNP.

[0037] The preparation method of the polypropylene cable material with excellent high temperature aging resistance, the steps are as follows:

[0038] 1) Weighing abietic acid, pulverizing it, sending it into a ball mill, using ethanol aqueous solution as a ball milling liquid, ball milling for 2.2 hours, and discharging to obtain an abietic acid dispersion;

[0039] 2) Weighing the shellac, p...

Embodiment 3

[0047] A polypropylene cable material with excellent high temperature aging resistance, made of the following materials in parts by weight: 125 parts of polypropylene, 32 parts of styrene-isoprene-styrene block copolymer, grafted maleic anhydride 12.5 parts of polypropylene, 1.5 parts of antioxidant, 15 parts of magnesium hydroxide, 3.5 parts of polyethylene wax, 1.5 parts of calcium stearate, 6 parts of talc, 10 parts of calcined clay, 6 parts of calcium zinc stabilizer, 4.5 parts of shellac 2.5 parts, rosin acid.

[0048] Wherein, the antioxidant is the antioxidant DNP.

[0049] The preparation method of the polypropylene cable material with excellent high temperature aging resistance, the steps are as follows:

[0050] 1) Weighing abietic acid, pulverizing it, sending it into a ball mill, using ethanol aqueous solution as a ball milling liquid, ball milling for 2.5 hours, and discharging to obtain an abietic acid dispersion;

[0051] 2) Weighing the shellac, pulverizing it,...

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Abstract

The invention discloses a polypropylene cable material with excellent high temperature ageing resistant performance. The polypropylene cable material is prepared from the following materials in partsby weight: 120 to 130 parts of polypropylene, 30 to 35 parts of a styrene-isoprene-styrene block copolymer, 10 to 15 parts of maleic anhydride grafted polypropylene, 1 to 2 parts of antioxidant, 13 to17 parts of magnesium hydroxide, 2 to 5 parts of polyethylene wax, 1 to 2 parts of calcium stearate, 4 to 8 parts of talcum powder, 8 to 12 parts of calcined pottery clay, 4 to 8 parts of calcium-zinc stabilizing agent, 3 to 6 parts of red lac and 2 to 3 parts of abietic acid. The invention discloses a preparation method of the polypropylene cable material with the excellent high temperature ageing resistant performance; the polypropylene cable material prepared by the invention has good mechanical properties and can meet market requirements; the polypropylene cable material has excellent high temperature ageing resistant performance and the safety of the cable material in a utilization process can be improved; the defect that the polypropylene cable material is easy to age is made up, sothat the polypropylene cable material prepared by the invention is good for expanding an application field of the polypropylene cable material and the polypropylene cable material has a wide market prospect.

Description

technical field [0001] The invention relates to a novel material, in particular to a polypropylene cable material with excellent high-temperature aging resistance 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, accounting for 1 / 4 of the output value of my country's electrical industry. It 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 ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/12C08L53/02C08L51/06C08L23/06C08L93/02C08K13/02C08K3/22C08K5/098C08K3/34C08K5/09H01B3/44
CPCC08K2003/2224C08L23/12C08L2201/08C08L2203/202C08L2205/035H01B3/441C08L53/02C08L51/06C08L23/06C08L93/02C08K13/02C08K3/22C08K5/098C08K3/34C08K3/346C08K5/09
Inventor 郑辉
Owner 武汉中智德远科技开发有限公司
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