Title:
LUBRICATING OIL COMPOSITION AND COMPOSITION FOR REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2019/146395
Kind Code:
A1
Abstract:
Provided are: a lubricating oil composition which has excellent abrasion resistance by including a base oil (A) and a phosphine derivative (B) which has one or more oxygen atoms in a molecule; and a composition which is for a refrigerator and which uses said lubricating oil composition and has excellent oxidation stability.
Inventors:
NAKAJIMA SO (JP)
Application Number:
PCT/JP2019/000160
Publication Date:
August 01, 2019
Filing Date:
January 08, 2019
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M137/12; C10M169/04; C09K5/04; C10M101/02; C10M105/38; C10M107/24; C10M107/34; C10M137/02; C10M137/04; C10N30/06; C10N30/10; C10N40/30
Foreign References:
| JPH059490A | 1993-01-19 | |||
| JPS5278854A | 1977-07-02 | |||
| JPH02298589A | 1990-12-10 | |||
| JPS56150076A | 1981-11-20 | |||
| JPH08157856A | 1996-06-18 | |||
| JPH11100586A | 1999-04-13 |
Other References:
See also references of EP 3744818A4
Attorney, Agent or Firm:
HIRASAWA, Kenichi et al. (JP)
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