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Ethylene propylene rubber insulation material for charging pile cables and preparation method of ethylene propylene rubber insulation material for charging pile cables

A technology of ethylene-propylene rubber insulation and EPDM rubber, which is applied in the direction of rubber insulators, insulated conductors, and insulated cables, can solve problems such as large load current value, aging, and heating of cable insulation materials, and achieve high insulation resistance and balance Good processing performance, high and low temperature resistance, and good insulation performance

Active Publication Date: 2017-01-11
FUJIAN NANPING SUN CABLE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The charging pile cable is frequently dragged and exposed to the outdoor environment for a long time during use, and the load current value is relatively large. The heat generated by the high current is likely to cause heating and aging of the cable insulation material

Method used

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  • Ethylene propylene rubber insulation material for charging pile cables and preparation method of ethylene propylene rubber insulation material for charging pile cables

Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0029] The above-mentioned preparation method of ethylene-propylene rubber insulating material for charging pile cables comprises the following steps:

[0030] (1) Add 100 parts of EPDM rubber to the internal mixer for internal mixing;

[0031] (2) Add 5-8 parts of zinc oxide, 1.2-2 parts of 2-mercaptobenzimidazole, 0.5-1 part of 2,2,4-trimethyl-1,2-dihydroquinoline polymer, four [β-(3,5-di-tert-butyl-4-hydroxyphenyl)propionic acid] 0.3-0.5 parts of pentaerythritol ester, 5-8 parts of microcrystalline wax, 8-12 parts of paraffin oil, 0.5-0.8 parts of stearic acid 1-2 parts of vinyl tris (b-methoxyethoxy) silane mixed in the internal mixer;

[0032] (3) 80-120 parts of surface-modified calcined clay, 30-50 parts of talcum powder, and continue mixing until the rubber is uniform;

[0033] (4) Unload the rubber material obtained in step (3) on the open mill, turn it over and cut it into rolls, and then put it into the rubber filter machine to filter the rubber. The filter screen...

Embodiment 1

[0038] 50 parts of EPDM 4725P, 50 parts of EPDM 4640, 3.0 parts of dicumyl peroxide, 1 part of triallyl isocyanurate, 5 parts of zinc oxide, calcined for surface modification 100 parts of pottery clay, 30 parts of talc powder, 1.5 parts of 2-mercaptobenzimidazole, 0.5 parts of 2,2,4-trimethyl-1,2-dihydroquinoline polymer, tetrakis[β-(3, 0.3 parts of 5-di-tert-butyl-4-hydroxyphenyl) propionate] pentaerythritol ester, 5 parts of microcrystalline wax, 12 parts of paraffin oil, 0.5 parts of stearic acid, vinyl tris(b-methoxyethoxy ) 1.2 parts of silane.

Embodiment 2

[0040] 40 parts of EPDM 4725P, 60 parts of EPDM 4640, 3.0 parts of dicumyl peroxide, 1 part of triallyl isocyanurate, 5 parts of zinc oxide, calcined for surface modification 100 parts of pottery clay, 30 parts of talc powder, 1.5 parts of 2-mercaptobenzimidazole, 0.5 parts of 2,2,4-trimethyl-1,2-dihydroquinoline polymer, tetrakis[β-(3, 0.3 parts of 5-di-tert-butyl-4-hydroxyphenyl) propionate] pentaerythritol ester, 5 parts of microcrystalline wax, 12 parts of paraffin oil, 0.5 parts of stearic acid, vinyl tris(b-methoxyethoxy ) 1.2 parts of silane.

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Abstract

The invention discloses an ethylene propylene rubber insulation material for charging pile cables. The ethylene propylene rubber insulation material comprises 100 parts of ethylene-propylene-diene monomer, 2.8-3.5 parts of dicumyl peroxide, 1-1.5 parts of triallyl isocyanurate, 5-8 parts of zinc oxide, 80-120 parts of surface-modified calcined potter's clay, 30-50 parts of talcum powder, 1.2-2 parts of 2-mercaptobenzimidazole, 0.5-1 part of poly(1,2-dihydro-2,2,4-trimethylquinoline), 0.3-0.5 part of pentaerythritol-tetra-[beta-(3,5-di-tert-butyl-4-hydroxyphenyl)-propionate], 5-8 parts of microcrystalline wax, 8-12 parts of paraffin oil, 0.5-0.8 part of stearic acid and 1-2 parts of vinyl-tris(b-methoxyethoxy)silane. The invention further discloses a preparation method of the ethylene propylene rubber insulation material for the charging pile cables. The ethylene propylene rubber insulation material has the advantages of high insulation resistance, excellent physical mechanical performance and high resistance to ozone aging, thermo-oxidative aging, high temperature and low temperature and conforms to the 2PGF 1908 / 05.12 standards.

Description

technical field [0001] The invention relates to the technical field of cables, in particular to an ethylene-propylene rubber insulating material for charging pile cables and a preparation method thereof. Background technique [0002] Global energy and the environment are facing enormous challenges. As a major oil consumer and carbon dioxide emitter, automobiles need revolutionary changes. In order to reduce carbon dioxide emissions, the development of new energy electric vehicles has reached a global consensus. Compared with traditional cars, new energy electric vehicles have the advantages of zero emission, no pollution, energy saving, low cost of use, etc., and their application prospects are very broad. The research and development of charging pile cables as supporting products for new energy electric vehicles has been highly valued by the cable industry. [0003] The charging pile cable is frequently dragged and exposed to the outdoor environment for a long time during...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/16C08L91/06C08K13/06C08K3/34C08K5/37C08K5/134H01B7/02H01B7/18H01B7/28H01B7/29H01B3/28
CPCC08L23/16C08L2201/08C08L2203/202C08L2205/025C08L2205/035H01B3/28H01B7/02H01B7/18H01B7/28H01B7/29C08L91/06C08K13/06C08K3/346C08K3/34C08K5/3725C08K5/1345
Inventor 徐建忠连春洵范德发郑延红林昌卫康喜文周光喜
Owner FUJIAN NANPING SUN CABLE
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