Title:
LUBRICANT COMPOSITION WITH LOW HTHS FOR GIVEN SAE VISCOSITY GRADE
Document Type and Number:
Japanese Patent JP2009144162
Kind Code:
A
Abstract:
To disclose a lubricant composition of exhibiting a low high-temperature high-shear (HTHS) viscosity.
This lubricant composition comprises the first polymer having 0.25 or less of a kinematic viscosity ratio and 20% or more of a shear stability index (SSI), and a base oil having 120 or more of a viscosity index.
Inventors:
CHAMBARD LAURENT
BANSAL JAI G
BANSAL JAI G
Application Number:
JP2008321494A
Publication Date:
July 02, 2009
Filing Date:
December 17, 2008
Export Citation:
Assignee:
INFINEUM INT LTD
International Classes:
C10M171/02; C10M143/00; C10M143/04; C10M143/10; C10M143/12; C10M145/14; C10M145/16; C10M149/02; C10N20/00; C10N20/02; C10N30/00; C10N40/25
Domestic Patent References:
| JP2006521450A | 2006-09-21 | |||
| JP2007126669A | 2007-05-24 | |||
| JP2007126668A | 2007-05-24 |
Attorney, Agent or Firm:
Sadao Kumakura
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Shunichiro Mashiba
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Shunichiro Mashiba
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