发明名称 |
HOSE FOR TRANSPORTING REFRIGERANT |
摘要 |
An object of the present invention is to provide a hose which has a gas barrier layer and a rubber layer adhered without using an adhesive, and which has a dramatically improved durability compared to the conventional hose. The hose of the present invention is a refrigerant hose having an inner layer comprising a gas barrier layer and a rubber layer adhered to the outer surface of the gas barrier layer. The gas barrier layer comprises a modified polyamide prepared by blending a polyamide and a carboxyl group-containing modified polyolefin, and the rubber layer comprises a rubber composition prepared by blending a particular amount of an alkylphenol formaldehyde resin and a particular amount of carbon black with a raw rubber. The raw rubber comprises a BIMS, a copolymer rubber which is a butyl rubber and/or a halogenated butyl rubber, and an EPDM, the carbon black is specified, and no adhesive layer is formed between the gas barrier layer and the rubber layer. |
申请公布号 |
EP2311633(A1) |
申请公布日期 |
2011.04.20 |
申请号 |
EP20080879170 |
申请日期 |
2008.12.26 |
申请人 |
THE YOKOHAMA RUBBER COMPANY, LIMITED |
发明人 |
OISHI, HIDEYUKI;YAMAKAWA, KAZUTO;SATO, KOJI |
分类号 |
B32B25/18;B32B1/08;B32B25/08;F16L11/08 |
主分类号 |
B32B25/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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