Title:
チェーン式無段変速機用潤滑油組成物
Document Type and Number:
Japanese Patent JP5563832
Kind Code:
B2
Abstract:
A lubricating oil composition for a continuously variable transmission according to the invention includes: a base oil of lubricating oil; components (A) to (C) below:
(A) an acidic phosphorus compound expressed by a formula (1) below,
where: R 1 , R 2 and R 3 each independently represent hydrogen or an alkyl group having 8 or less carbon atoms, R 1 , R 2 and R 3 being not simultaneously hydrogen nor the alkyl group, X 1 , X 2 , X 3 and X 4 each represent oxygen or sulfur, and n represents zero or one, in which when n is zero, at least two of X 1 , X 2 and X 3 are sulfur and when n is one, at least two of X 1 , X 2 ,X 3 and X 4 are sulfur;
(B) an imide compound; and
(C) an alkaline earth metal salt.
Inventors:
Toshiaki Iwai
Application Number:
JP2009553383A
Publication Date:
July 30, 2014
Filing Date:
January 22, 2009
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M163/00; C10M133/56; C10M137/02; C10M137/10; C10M139/00; C10M159/22; C10M159/24; C10N10/04; C10N20/00; C10N20/02; C10N20/04; C10N30/00; C10N30/06; C10N40/04
Domestic Patent References:
| JP2007326963A | 2007-12-20 |
Foreign References:
| WO2003038018A1 | 2003-05-08 | |||
| WO2003031544A1 | 2003-04-17 | |||
| WO2008016038A1 | 2008-02-07 |
Attorney, Agent or Firm:
Intellectual Property Office