EP 4159832 B1 20231122 - LUBRICATING OIL COMPOSITIONS
Title (en)
LUBRICATING OIL COMPOSITIONS
Title (de)
SCHMIERÖLZUSAMMENSETZUNGEN
Title (fr)
COMPOSITIONS D'HUILE DE LUBRIFICATION
Publication
Application
Priority
EP 21200776 A 20211004
Abstract (en)
[origin: EP4159832A1] A lubricating oil composition comprises at least 50 percent by mass, based on the mass of the composition of an oil of lubricating viscosity and 0.01 to 25 percent by mass, based on the mass of the composition, of a compound having structure (I):wherein R<sup>1</sup> and R<sup>2</sup> are the same or different and are linear or branched alkyl groups having from 2 to 10, preferably from 2 to 8 carbon atoms. The compositions provide wear protection between sliding metal contacts, such as may be found in engines.
IPC 8 full level
C10M 129/24 (2006.01)
CPC (source: EP)
C10M 129/24 (2013.01); C10M 2207/085 (2013.01); C10N 2030/06 (2013.01)
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)
DOCDB simple family (application)
EP 21200776 A 20211004