Title:
LUBRICATING OIL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2016/021274
Kind Code:
A1
Abstract:
A lubricating oil composition according to the present invention is characterized by comprising, blended into a base oil: at least one of the acidic phosphate esters represented by formulae (1) and (2); and an antioxidant.
(1)
(2)
(In the formulae, R1, R2, and R3 are all alkyl; and at least one of R1 and R2, and R3 have 20-30 carbon atoms.
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Inventors:
SAKANOUE SHUICHI (JP)
Application Number:
PCT/JP2015/064722
Publication Date:
February 11, 2016
Filing Date:
May 22, 2015
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M169/04; C10M101/02; C10M129/10; C10M133/12; C10M137/04; C10N30/06; C10N30/10; C10N40/06
Foreign References:
| JP2011068801A | 2011-04-07 | |||
| JP2009235268A | 2009-10-15 | |||
| JP2007291357A | 2007-11-08 | |||
| JP2001003071A | 2001-01-09 | |||
| JP2000109873A | 2000-04-18 | |||
| JPH0797586A | 1995-04-11 | |||
| JPS6279295A | 1987-04-11 |
Other References:
See also references of EP 3178911A4
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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