EP 2649167 B1 20160309 - LUBRICANT COMPOSITION CONTAINING VISCOSITY INDEX IMPROVER
Title (en)
LUBRICANT COMPOSITION CONTAINING VISCOSITY INDEX IMPROVER
Title (de)
SCHMIERMITTELZUSAMMENSETZUNG MIT VISKOSITÄTSINDEXVERBESSERER
Title (fr)
COMPOSITION LUBRIFIANTE CONTENANT UN AGENT AMÉLIORANT L'INDICE DE VISCOSITÉ
Publication
Application
Priority
- US 42176410 P 20101210
- US 2011063425 W 20111206
Abstract (en)
[origin: WO2012078572A1] The disclosed invention relates to lubricant compositions containing viscosity index improvers in the form of polymers comprising structural units derived from ethylene, propylene and butylenes.
IPC 8 full level
C10M 165/00 (2006.01); C10M 167/00 (2006.01); C10N 10/02 (2006.01); C10N 10/04 (2006.01); C10N 30/04 (2006.01); C10N 40/25 (2006.01); C10N 40/26 (2006.01)
CPC (source: EP KR US)
C10M 143/06 (2013.01 - US); C10M 161/00 (2013.01 - KR); C10M 165/00 (2013.01 - EP US); C10M 167/00 (2013.01 - EP US); C10M 169/04 (2013.01 - KR); C10M 2203/1025 (2013.01 - EP US); C10M 2205/022 (2013.01 - EP US); C10M 2205/04 (2013.01 - EP US); C10M 2207/026 (2013.01 - EP US); C10M 2207/289 (2013.01 - EP US); C10M 2215/064 (2013.01 - EP US); C10M 2215/08 (2013.01 - EP US); C10M 2215/28 (2013.01 - EP US); C10M 2219/022 (2013.01 - EP US); C10M 2219/046 (2013.01 - EP US); C10M 2223/045 (2013.01 - EP US); C10M 2229/02 (2013.01 - EP US); C10N 2010/02 (2013.01 - KR); C10N 2020/017 (2020.05 - EP US); C10N 2020/019 (2020.05 - EP US); C10N 2020/02 (2013.01 - EP US); C10N 2020/04 (2013.01 - EP US); C10N 2030/04 (2013.01 - EP KR US); C10N 2030/041 (2020.05 - EP US); C10N 2030/08 (2013.01 - EP US); C10N 2030/41 (2020.05 - EP US); C10N 2030/42 (2020.05 - EP US); C10N 2030/43 (2020.05 - EP US); C10N 2030/45 (2020.05 - EP US); C10N 2030/52 (2020.05 - EP US); C10N 2030/68 (2020.05 - EP US); C10N 2040/25 (2013.01 - EP US); C10N 2040/251 (2020.05 - EP US); C10N 2040/252 (2020.05 - EP US); C10N 2040/253 (2020.05 - EP US); C10N 2040/255 (2020.05 - EP US); C10N 2040/26 (2013.01 - EP US)
Citation (examination)
"Guide to ASTM Test Methods for the Analysis of Petroleum Products and Lubricants", 1 January 2007, R. A KISHORE NADKARNI, West Conshohocken, PA, ISBN: 978-0-80-314274-9, article "Base number", pages: 35 - 36, XP055114245
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 2012078572 A1 20120614; BR 112013014297 A2 20160920; CA 2820583 A1 20120614; CA 2820583 C 20181030; CN 103354832 A 20131016; CN 103354832 B 20151125; EP 2649167 A1 20131016; EP 2649167 B1 20160309; JP 2013544948 A 20131219; JP 5897030 B2 20160330; KR 101815338 B1 20180130; KR 20130130003 A 20131129; SG 190994 A1 20130731; US 2014005086 A1 20140102
DOCDB simple family (application)
US 2011063425 W 20111206; BR 112013014297 A 20111206; CA 2820583 A 20111206; CN 201180067197 A 20111206; EP 11799913 A 20111206; JP 2013543249 A 20111206; KR 20137017069 A 20111206; SG 2013043146 A 20111206; US 201113991707 A 20111206