- 专利标题： Refrigeration oil and working fluid composition for refrigeration oil
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申请号： US15521653申请日： 2015-11-11
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公开(公告)号： US10047315B2公开(公告)日： 2018-08-14
- 发明人: Hitoshi Takahashi , Tsutomu Takahashi , Souichirou Konno
- 申请人： JXTG NIPPON OIL & ENERGY CORPORATION
- 申请人地址： JP Tokyo
- 专利权人： JXTG NIPPON OIL & ENERGY CORPORATION
- 当前专利权人： JXTG NIPPON OIL & ENERGY CORPORATION
- 当前专利权人地址： JP Tokyo
- 代理机构： Greenblum & Bernstein, P.L.C.
- 优先权： JP2014-233735 20141118
- 国际申请： PCT/JP2015/081742 WO 20151111
- 国际公布： WO2016/080264 WO 20160526
- 主分类号： C09K5/04
- IPC分类号： C09K5/04 ; C10M105/38 ; C10M129/10 ; C10M171/00
摘要：
The present invention provides a refrigerating machine oil comprising: a base oil comprising an ester of a polyhydric alcohol and a fatty acid comprising 20 to 100% by mol of a branched fatty acid having 4 to 9 carbon atoms; and 0.2 to 0.5% by mass of a phenol-based antioxidant based on a total amount of the refrigerating machine oil, and the refrigerating machine oil being used with trifluoroethylene refrigerant.
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