Title:
GREASE COMPOSITION AND BEARING
Document Type and Number:
WIPO Patent Application WO/2010/013708
Kind Code:
A1
Abstract:
Provided are a grease composition which does not cause rusting even when water, emulsions and the like are admixed therewith in a bearing, and a bearing in which said grease composition has been packed. The grease composition contains a base oil, a thickener and a rust-inhibitor, wherein the thickener contains a calcium sulfonate complex and the rust-inhibitor contains at least one type of rust inhibitor selected from the group comprising specified sulfonate-based rust inhibitors and fatty acid amine salt-based rust inhibitors, and the bearing is packed with said grease composition.
Inventors:
AZUMA TAKASHI (JP)
NAMIKI MINORU (JP)
NAMIKI MINORU (JP)
Application Number:
PCT/JP2009/063420
Publication Date:
February 04, 2010
Filing Date:
July 28, 2009
Export Citation:
Assignee:
KYODO YUSHI (JP)
AZUMA TAKASHI (JP)
NAMIKI MINORU (JP)
AZUMA TAKASHI (JP)
NAMIKI MINORU (JP)
International Classes:
C10M169/06; C10M115/10; C10M125/22; C10M129/40; C10M133/06; C10M135/10; C10M159/24; F16C13/02; F16C33/66; C10N10/02; C10N10/04; C10N30/12; C10N40/02; C10N50/10
Foreign References:
| JP2007084620A | 2007-04-05 | |||
| JP2004269789A | 2004-09-30 |
Other References:
TOSHIO SAKURAI, SEKIYU SEIHIN TENKAZAI, 10 August 1974 (1974-08-10), pages 223 - 229, 237
Attorney, Agent or Firm:
KUMAKURA Yoshio et al. (JP)
Sadao Kumakura (JP)
Sadao Kumakura (JP)
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