- 专利标题： Refrigerator oil and hydraulic fluid composition for refrigerators
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申请号： US16967250申请日： 2019-02-06
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公开(公告)号： US11549077B2公开(公告)日： 2023-01-10
- 发明人: Yohei Shono , Fumiyuki Nara , Takeshi Okido , Hidetoshi Ogata
- 申请人： ENEOS Corporation
- 申请人地址： JP Tokyo
- 专利权人： ENEOS Corporation
- 当前专利权人： ENEOS Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： Greenblum & Bernstein P.L.C.
- 优先权： JPJP2018-019949 20180207
- 国际申请： PCT/JP2019/004265 WO 20190206
- 国际公布： WO2019/156126 WO 20190815
- 主分类号： C10M137/04
- IPC分类号： C10M137/04 ; C10M137/10 ; C09K5/04 ; C10M169/04 ; F25B31/00 ; C10N30/00 ; C10N30/02 ; C10N30/06 ; C10N40/30
摘要：
A refrigerating machine oil containing: a lubricating base oil; and a compound represented by the following formula (1): wherein R1 and R2 each independently represent a monovalent hydrocarbon group, R3 represents a divalent hydrocarbon group, and R4 represents hydrogen atom or a monovalent hydrocarbon group, and the refrigerating machine oil having a kinematic viscosity at 100° C. of 0.5 mm2/s or more and 2.5 mm2/s or less.
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