Title:
LUBRICATING OIL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2014/103426
Kind Code:
A1
Abstract:
As a lubricating oil composition having both fuel saving performance and satisfactory durability at a gear, a bearing or the like, particularly a lubricating oil composition that can be used suitably in an automotive gear system, a lubricating oil composition as mentioned below is provided. The lubricating oil composition is characterized by comprising: a lubricating oil base oil which is a mixed base oil composed of (A) a mineral oil-type base oil and/or a synthetic base oil each having a kinematic viscosity of 10 to 100 mm2/s inclusive at 40ºC and (B) a mineral oil-type base oil having a kinematic viscosity of 200 to 600 mm2/s inclusive at 40ºC and a sulfur content of 0.3 to 0.9 % by mass, wherein the content of the base oil belonging to the component (B) is 15 % by mass or more; and (C) an organomolybdenum compound in an amount of 100 to 1000 ppm by mass in terms of molybdenum atom content. The lubricating oil composition is also characterized by having a kinematic viscosity of 90 mm2/s or less at 40ºC.
Inventors:
KOMATSUBARA HITOSHI (JP)
Application Number:
PCT/JP2013/072832
Publication Date:
July 03, 2014
Filing Date:
August 27, 2013
Export Citation:
Assignee:
JX NIPPON OIL & ENERGY CORP (JP)
International Classes:
C10M135/18; C10M101/02; C10M139/00; C10M169/04; C10N10/12; C10N20/02; C10N30/04; C10N30/06; C10N40/04; C10N60/14
Foreign References:
| JP2012046683A | 2012-03-08 | |||
| JPH09208976A | 1997-08-12 | |||
| JP2011006635A | 2011-01-13 | |||
| JP2011046903A | 2011-03-10 | |||
| JP2009227928A | 2009-10-08 |
Attorney, Agent or Firm:
MORITA, NOBUYUKI (JP)
Yoriyuki Morita (JP)
Yoriyuki Morita (JP)
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