发明名称 |
Lubricating oil for refrigerator and refrigerator fluid composition for refrigerator using the same |
摘要 |
The present invention proposes a lubricating oil for refrigerators comprising, as the base oil, a polyester-based derivative or a polyvinyl ether derivative and a polycarbonate-based oxygenated compound; a polyoxyalkylene glycol derivative; or a polyester-based derivative or a polyvinyl ether derivative and a polyoxyalkylene glycol derivative. The lubricating oil exhibits excellent miscibility with a refrigerant having one carbon atom and no chlorine atoms and, in particular, with difluoromethane and provides a hydraulic fluid composition exhibiting excellent antiwear, lubricity and stability. |
申请公布号 |
EP2277981(A3) |
申请公布日期 |
2011.06.22 |
申请号 |
EP20100180915 |
申请日期 |
2001.07.23 |
申请人 |
IDEMITSU KOSAN CO., LTD. |
发明人 |
TAZAKI, TOSHINORI;MOGAMI, KENJI;YAMAZAKI, HIROTAKA |
分类号 |
C10M111/04;C09K5/04;C10M107/20;C10M107/34;C10M171/00;C10N20/02;C10N30/02;C10N30/06;C10N40/30 |
主分类号 |
C10M111/04 |
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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