Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP5785682
Kind Code:
B2
Abstract:
A lubricant oil composition which is excellent in wear resistance, high temperature detergency and base number retaining property, despite its low phosphorus content, low sulfur content and low sulfuric acid ash content, is provided at a low cost by compounding a sulfonamide compound having a specific structure in a base oil.
Inventors:
Hideki Kamano
Application Number:
JP2009145650A
Publication Date:
September 30, 2015
Filing Date:
June 18, 2009
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M163/00
Domestic Patent References:
| JP2005146011A | ||||
| JP2007182576A |
Foreign References:
| GB1039234A | ||||
| GB550177A | ||||
| US2236168 |
Attorney, Agent or Firm:
Tamotsu Otani