Mining anti-extrusion high-wear-resistance cable

A technology with high wear resistance and extrusion resistance, applied in the direction of insulated cables, cables, circuits, etc., can solve the problem that the extrusion resistance and abrasion resistance cannot meet the performance requirements of mine cables, cable wear resistance, external resistance High tensile performance requirements, dangerous areas of gas accumulation, etc., to achieve the effect of improving vulcanization efficiency, improving anti-aging performance, and improving stability

Inactive Publication Date: 2015-12-02
ANHUI MENTOR CABLE GROUP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Due to the complex environment, harsh working conditions, and frequent movement of cables used in coal mines, the service life is not long, and the area where gas accumulates is very dangerous. Abrasiveness and resistance to external tension are very high
The extrusion resistance and wear resistance of traditional mining cables cannot meet the performance requirements of mining cables in actual use

Method used

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  • Mining anti-extrusion high-wear-resistance cable

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] The raw materials of the sheath layer 7 include by weight: 90 parts of nitrile rubber, 45 parts of neoprene rubber, 40 parts of EPDM rubber, 35 parts of chlorinated polyethylene, 19 parts of maleic anhydride grafted EVA, and 7.5 parts of zinc oxide , 3 parts of chlorinated paraffin, 5.5 parts of calcium stearate, 7.5 parts of white carbon black, 10 parts of talcum powder, 9 parts of activated kaolin, 5 parts of antimony trioxide, 4.5 parts of triphenyl phosphite, 4 parts of magnesium hydroxide , 4.5 parts of alumina, 5.5 parts of anti-aging agent RD, 3.5 parts of N, N'-di-sec-butyl-p-phenylenediamine antioxidant, 4 parts of vulcanizing agent DTDM, and 5.5 parts of vulcanizing agent PDM;

[0032] Wherein, N, N '-di-sec-butyl-p-phenylenediamine antioxidant is prepared according to the following process:

[0033] S1. Mix copper nitrate, chromium nitrate and barium nitrate in a mass ratio of 10:1:1, heat at 400° C. for 2 hours, and then wash and activate to obtain catalyst ...

Embodiment 2

[0036] The raw materials of the sheath layer 7 include by weight: 60 parts of nitrile rubber, 60 parts of neoprene rubber, 20 parts of EPDM rubber, 50 parts of chlorinated polyethylene, 12 parts of maleic anhydride grafted EVA, and 12 parts of zinc oxide , 1 part of chlorinated paraffin, 8 parts of calcium stearate, 3 parts of white carbon black, 15 parts of talcum powder, 3 parts of activated kaolin, 9 parts of antimony trioxide, 1 part of triphenyl phosphite, 6 parts of magnesium hydroxide , 3 parts of alumina, 8 parts of antioxidant RD, 1 part of N, N'-di-sec-butyl-p-phenylenediamine antioxidant, 6 parts of vulcanizing agent DTDM, and 3 parts of vulcanizing agent PDM;

[0037] Wherein, N, N '-di-sec-butyl-p-phenylenediamine antioxidant is prepared according to the following process:

[0038] S1. Mix copper nitrate, chromium nitrate and barium nitrate in a mass ratio of 8:12:0.8, keep the temperature at 420° C. for 1 hour, and then activate catalyst a by washing with water; ...

Embodiment 3

[0041] The raw materials of the sheath layer 7 include by weight: 120 parts of nitrile rubber, 30 parts of neoprene rubber, 60 parts of EPDM rubber, 20 parts of chlorinated polyethylene, 26 parts of maleic anhydride grafted EVA, and 3 parts of zinc oxide , 5 parts of chlorinated paraffin, 3 parts of calcium stearate, 12 parts of white carbon black, 5 parts of talcum powder, 15 parts of activated kaolin, 1 part of antimony trioxide, 8 parts of triphenyl phosphite, 2 parts of magnesium hydroxide , 6 parts of alumina, 3 parts of antioxidant RD, 6 parts of N, N'-di-sec-butyl-p-phenylenediamine antioxidant, 2 parts of vulcanizing agent DTDM, and 8 parts of vulcanizing agent PDM;

[0042] Wherein, N, N '-di-sec-butyl-p-phenylenediamine antioxidant is prepared according to the following process:

[0043] S1. Mix copper nitrate, chromium nitrate and barium nitrate in a mass ratio of 12:8:1.2, keep warm at 380° C. for 3 hours, and then wash and activate to prepare catalyst a;

[0044]...

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Abstract

The invention discloses a mining anti-extrusion high-wear-resistance cable comprising a supporting core, a connecting ring, a supporting rod, a cable core, multiple axes, an insulating layer, a jacket layer, an armored layer and a filling body, wherein the jacket layer comprises the following raw materials in parts by weight: 90 parts of butadiene-nitrile rubber, 45 parts of chloroprene rubber, 40 parts of ethylene propylene diene rubber, 35 parts of chlorinated polyethylene, 19 parts of maleic anhydride grafted EVA (ethylene vinyl acetate copolymer), 7.5 parts of zinc oxide, 3 parts of chlorinated paraffin, 5.5 parts of calcium stearate, 7.5 parts of white carbon black, 10 parts of talc powder, 9 parts of active kaolin, 5 parts of antimony trioxide, 4.5 parts of triphenyl phosphite, 4 parts of magnesium hydroxide, 4.5 parts of aluminum oxide, 5.5 parts of an anti-aging agent RD, 3.5 parts of an N,N'-di-sec-butyl-p-phenylenediamine antioxidant, 4 parts of a curing agent DTDM and 5.5 parts of a curing agent PDM. The cable is excellent in extrusion resistance and wear resistance.

Description

technical field [0001] The invention relates to the technical field of electric wires and cables, in particular to a mine-used anti-extrusion and high wear resistance cable. Background technique [0002] Due to the complex environment, harsh working conditions, frequent movement, and short service life of cables used in coal mines, the area where gas accumulates is very dangerous. Abrasion resistance and resistance to external tensile properties are very high. The extrusion resistance and wear resistance of traditional mining cables cannot meet the performance requirements of mining cables in actual use. Contents of the invention [0003] In order to solve the technical problems existing in the background technology, the present invention proposes a mine-use anti-extrusion and high wear resistance cable, which can meet the requirements of extrusion resistance and wear resistance in actual use. [0004] A mine anti-extrusion and high wear resistance cable proposed by the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L9/02C08L11/00C08L23/16C08L23/28C08L51/06C08L91/06C08K13/02C08K3/22C08K5/098C08K3/36C08K3/34C08K5/526C08K5/18H01B3/28H01B7/18H01B7/28
CPCY02A30/14
Inventor 周国庆陆书东
Owner ANHUI MENTOR CABLE GROUP
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