Title:
LUBRICANT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2011/033953
Kind Code:
A1
Abstract:
Disclosed is a lubricant composition which exhibits a low coefficient of friction when used as a lubricant for a low-friction sliding material even though the lubricant composition contains ZnDTP as an anti-wear agent. Specifically disclosed is a specific lubricant composition which is obtained by blending (A) a specific cleaning agent that contains an alkaline earth metal, (B) a specific succinimide-based ashless dispersant that does not contain boron, (C) zinc dialkyldithiophosphate and (D) a specific sulfur-based compound into a lubricant base oil. The specific lubricant composition is used for a low-friction sliding material.
Inventors:
KASAI MORITSUGU (JP)
YAMADA RYOU (JP)
TSUJIOKA MASANORI (JP)
MIYAKE KOJI (JP)
YAMADA RYOU (JP)
TSUJIOKA MASANORI (JP)
MIYAKE KOJI (JP)
Application Number:
PCT/JP2010/065136
Publication Date:
March 24, 2011
Filing Date:
September 03, 2010
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
NIPPON ITF INC (JP)
KASAI MORITSUGU (JP)
YAMADA RYOU (JP)
TSUJIOKA MASANORI (JP)
MIYAKE KOJI (JP)
NIPPON ITF INC (JP)
KASAI MORITSUGU (JP)
YAMADA RYOU (JP)
TSUJIOKA MASANORI (JP)
MIYAKE KOJI (JP)
International Classes:
C10M163/00; C10M101/02; C10M129/54; C10M133/16; C10M133/56; C10M135/04; C10M135/06; C10M135/10; C10M135/20; C10M137/10; C10M159/22; C10M159/24; C10N10/04; C10N30/06; C10N40/02; C10N40/25
Domestic Patent References:
| WO2006009012A1 | 2006-01-26 | |||
| WO2008029756A1 | 2008-03-13 | |||
| WO2007123266A1 | 2007-11-01 | |||
| WO2009104682A1 | 2009-08-27 |
Other References:
None
See also references of EP 2479248A4
See also references of EP 2479248A4
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
Tamotsu Otani (JP)
Tamotsu Otani (JP)
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