Global Patent Index - EP 1803796 B1

EP 1803796 B1 20091021 - A lubricating oil composition for automatic transmissions

Title (en)

A lubricating oil composition for automatic transmissions

Title (de)

Eine Schmierölzusammensetzung für Automatikgetriebe

Title (fr)

Composition huileuse lubrifiante pour transmissions automatiques

Publication

EP 1803796 B1 20091021 (EN)

Application

EP 06256579 A 20061222

Priority

JP 2005373039 A 20051226

Abstract (en)

[origin: EP1803796A2] The present invention relates to a lubricating oil composition comprising a major amount of base oil of lubricating viscosity and the following additives in the following amounts based on a total amount of the lubricating oil composition: (A) 0.1 to 10 wt.% of a succinic acid ester, (B) 0.01 to 2 wt.% of a phosphorous acid ester, (C) 0.1 to 5 wt.% of an amide compound which is a reaction product obtained by reaction of a linear or branched, saturated or unsaturated monovalent aliphatic acid having 8 to 22 carbon atoms, urea, and polyalkylenepolyamine, (D) 0.01 to 2 wt.% of an overbased metal-containing detergent, and (E) 0.01 to 1 wt.% of a corrosion inhibitor.

IPC 8 full level

C10M 163/00 (2006.01)

CPC (source: EP US)

C10M 129/72 (2013.01 - EP US); C10M 133/16 (2013.01 - EP US); C10M 137/02 (2013.01 - EP US); C10M 163/00 (2013.01 - EP US); C10M 2203/1006 (2013.01 - EP US); C10M 2207/026 (2013.01 - EP US); C10M 2207/126 (2013.01 - EP US); C10M 2207/282 (2013.01 - EP US); C10M 2207/34 (2013.01 - EP US); C10M 2215/04 (2013.01 - EP US); C10M 2215/064 (2013.01 - EP US); C10M 2215/08 (2013.01 - EP US); C10M 2215/223 (2013.01 - EP US); C10M 2219/046 (2013.01 - EP US); C10M 2223/04 (2013.01 - EP US); C10M 2223/049 (2013.01 - EP US); C10M 2229/02 (2013.01 - EP US); C10N 2010/04 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2040/042 (2020.05 - EP US); C10N 2060/14 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

EP 1803796 A2 20070704; EP 1803796 A3 20070822; EP 1803796 B1 20091021; CA 2572001 A1 20070626; CA 2572001 C 20110809; DE 602006009889 D1 20091203; JP 2007169570 A 20070705; SG 133574 A1 20070730; US 2007179068 A1 20070802

DOCDB simple family (application)

EP 06256579 A 20061222; CA 2572001 A 20061222; DE 602006009889 T 20061222; JP 2005373039 A 20051226; SG 2006089924 A 20061222; US 61215706 A 20061218