EP 2488618 B1 20180926 - USE OF AN ENGINE LUBRICANT
Title (en)
USE OF AN ENGINE LUBRICANT
Title (de)
VERWENDUNG EINES MOTORSCHMIERMITTELS
Title (fr)
UTILISATION D'UN LUBRIFIANT MOTEUR
Publication
Application
Priority
- FR 0904963 A 20091016
- IB 2010054691 W 20101015
Abstract (en)
[origin: WO2011045773A1] The invention relates to the use of an engine oil having kinematic viscosity at 0°C according to standard ASTM D445 of 16 to 27 cSt, including at least one ester (a) of the formula R(OH)m(COOR'(OH)p(OOCR'')q)n for lubricating internal combustion engines of hybrid vehicles, in which the maximum torque, measured between 1000 and 3000 revolutions per minute, is higher than 1000 N.m. The invention also relates to a corresponding lubricant composition.
IPC 8 full level
C10M 129/76 (2006.01); C10N 30/06 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP)
C10M 129/76 (2013.01); C10M 2207/282 (2013.01); C10M 2207/283 (2013.01); C10M 2207/289 (2013.01); C10N 2030/06 (2013.01); C10N 2040/252 (2020.05)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2011045773 A1 20110421; BR 112012008947 A2 20200915; BR 112012008947 B1 20210720; EP 2488618 A1 20120822; EP 2488618 B1 20180926; FR 2951456 A1 20110422; FR 2951456 B1 20111209
DOCDB simple family (application)
IB 2010054691 W 20101015; BR 112012008947 A 20101015; EP 10771215 A 20101015; FR 0904963 A 20091016