Invention Grant
- Patent Title: Lubricating oil composition and composition for refrigerator
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Application No.: US16632663Application Date: 2019-01-08
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Publication No.: US11542455B2Publication Date: 2023-01-03
- Inventor: So Nakajima
- Applicant: IDEMITSU KOSAN CO., LTD.
- Applicant Address: JP Chiyoda-ku
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Chiyoda-ku
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JPJP2018-009708 20180124
- International Application: PCT/JP2019/000160 WO 20190108
- International Announcement: WO2019/146395 WO 20190801
- Main IPC: C10M169/04
- IPC: C10M169/04 ; C09K5/04 ; C10M107/24 ; C10M107/34 ; C10M137/02 ; C10M137/04 ; C10M137/12 ; C10N30/00 ; C10N40/30
Abstract:
A lubricating oil composition excellent in the wear resistance and a refrigerator oil composition excellent in the oxidation stability using the lubricating oil composition are provided by a lubricating oil composition containing a base oil (A) and a phosphine derivative (B) having one or more oxygen atom in a molecule.
Public/Granted literature
- US20210130729A1 LUBRICATING OIL COMPOSITION AND COMPOSITION FOR REFRIGERATOR Public/Granted day:2021-05-06
Information query
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