Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP5280013
Kind Code:
B2
Abstract:
Disclosed is a lubricating oil composition which comprises a lubricant base oil comprising a mineral-oil-type base oil and/or a synthetic base oil, a metal salt (A) of a phosphorus-containing acid represented by the general formula (a) or (b), a metal-containing detergent (B) and an ashless dispersant (C), wherein the metal salt (A) is contained in the composition in an amount of 0.01 to 0.2 mass% in terms of the phosphorus content, the metal-containing detergent (B) is contained in the composition in an amount of 0.005 to 0.5 mass% in terms of the metal content, and the ashless dispersant (C) is contained in the composition in an amount of 0.01 to 0.4 mass% in terms of the nitrogen content, all relative to the total amount of the composition. The lubricating oil composition can be used in a wet clutch or a four-cycle engine for a two-wheel vehicle, and has an excellent power transfer capability in a wet clutch and/or a reduced fuel-economy rating.
Inventors:
Shigeki Takeshima
Mitsuaki Ishimaru
Mitsuaki Ishimaru
Application Number:
JP2007081247A
Publication Date:
September 04, 2013
Filing Date:
March 27, 2007
Export Citation:
Assignee:
jx Nikko Nisseki Energy Co., Ltd.
International Classes:
C10M169/04; C10M133/16; C10M135/10; C10M135/18; C10M137/02; C10M137/06; C10M137/10; C10M139/00; C10M159/24; C10N10/04; C10N10/12; C10N30/00; C10N30/06; C10N40/04; C10N40/25
Domestic Patent References:
| JP2003277782A | ||||
| JP2004083751A | ||||
| JP2003277781A | ||||
| JP2003277783A | ||||
| JP2002294271A | ||||
| JP2005002214A | ||||
| JP2000087070A | ||||
| JP2001214184A | ||||
| JP2003041283A |
Attorney, Agent or Firm:
Noriyuki Yamamoto