Title:
LUBRICANT COMPOSITION
Document Type and Number:
Japanese Patent JP2012107143
Kind Code:
A
Abstract:
To provide a lubricant composition capable of maintaining sufficient oil film thickness despite a low viscosity.
The lubricant composition is made by blending poly(meth)acrylate in a base oil, and the poly(meth)acrylate has at least either one polar group of amino or amide group. The mass-average molecular weight of the poly(meth)acrylate is ≥9,000 to ≤28,000.
Inventors:
NARA ATSUSHI
TODA MASATOSHI
TODA MASATOSHI
Application Number:
JP2010258158A
Publication Date:
June 07, 2012
Filing Date:
November 18, 2010
Export Citation:
Assignee:
IDEMITSU KOSAN CO
International Classes:
C10M169/04; C10M101/02; C10M149/04; C10M149/06; C10N20/02; C10N20/04; C10N30/00; C10N30/02; C10N40/04
Domestic Patent References:
| JP2008024908A | 2008-02-07 | |||
| JP2009191258A | 2009-08-27 | |||
| JP2009173921A | 2009-08-06 | |||
| JP2008031459A | 2008-02-14 | |||
| JP2005187736A | 2005-07-14 |
Attorney, Agent or Firm:
Intellectual Property Office