Title:
LUBRICANT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2017/170948
Kind Code:
A1
Abstract:
The present invention relates to a lubricant composition for sliding members having coating films, which contains a base oil, (A) zinc dialkyldithiophosphate and (B) a metal-based detergent, and wherein: the sulfur atom content (S) is 2,800 ppm by mass or less based on the total mass of the lubricant composition; and the mass ratio of the sulfur atom content (S) to the metal atom content (BM) derived from the component (B) in the lubricant composition, namely (S)/(BM) is from 0.07 to 2.90 (inclusive).
Inventors:
KUSUMOTO TATSUYA (JP)
NAKAYA IKUKO (JP)
NAKAYA IKUKO (JP)
Application Number:
PCT/JP2017/013426
Publication Date:
October 05, 2017
Filing Date:
March 30, 2017
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M137/10; C10M139/00; C10M141/12; C10N10/02; C10N10/04; C10N10/12; C10N30/06; C10N40/02; C10N40/04; C10N40/25; C10N80/00
Foreign References:
| JP2013113430A | 2013-06-10 | |||
| JP2014532841A | 2014-12-08 | |||
| JP2010047667A | 2010-03-04 | |||
| JP2011012213A | 2011-01-20 |
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
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