Title:
グリース組成物及び軸受
Document Type and Number:
Japanese Patent JP5531392
Kind Code:
B2
Abstract:
The invention provides a grease composition suitable for being packed in roll bearings to be lubricated at elevated temperatures and a bearing in which the above-mentioned grease composition is packed. In the grease composition containing a base oil, a urea-containing thickener and an additive, the additive includes an overbased metal sulfonate and the amount of the overbased metal sulfonate is 0.05 to 1.00 mass% with respect to the total amount of the grease composition. The bearing has the above-mentioned grease composition sealed therein.
Inventors:
Yu Imai
Yuji Onuki
Yuji Onuki
Application Number:
JP2008249048A
Publication Date:
June 25, 2014
Filing Date:
September 26, 2008
Export Citation:
Assignee:
Kyodo Yushi Co., Ltd.
International Classes:
C10M169/00; C10M105/02; C10M105/18; C10M105/32; C10M107/02; C10M115/08; C10M159/24; C10N20/00; C10N30/08; C10N40/00; C10N40/02; C10N40/04; C10N50/10; F16C33/66
Domestic Patent References:
| JP2002053884A | ||||
| JP2008001864A | ||||
| JP2000026883A | ||||
| JP2000087071A |
Attorney, Agent or Firm:
Sadao Kumakura
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama
Nobuo Ogawa
Atsushi Hakoda
Kenji Asai
Koji Hirayama