EP 2256180 A4 20120307 - LUBRICANT COMPOSITION
Title (en)
LUBRICANT COMPOSITION
Title (de)
SCHMIERMITTELZUSAMMENSETZUNG
Title (fr)
COMPOSITION DE LUBRIFIANT
Publication
Application
Priority
- JP 2009054638 W 20090311
- JP 2008068415 A 20080317
Abstract (en)
[origin: EP2256180A1] A lubricating oil composition which comprises a base oil of lubricating oil halving a kinematic viscosity of 3.5 to 10 mm 2 /s at 100°C and a viscosity index of 100 or greater and (a) an ethylene-±-olefin copolymer having a number-average molecular weight of 2,500 to 25,000 and/or (b) a polymethacrylate having a number-average molecular weight of 10,000 to 30,000, wherein the kinematic viscosity of the composition is 5.6 to 15.0 mm 2 /s at 100°C. The lubricating oil exhibits excellent property for decreasing fuel consumption and can suppress generation of noise and vibration.
IPC 8 full level
C10M 169/04 (2006.01); C10M 143/00 (2006.01); C10M 145/14 (2006.01); C10N 20/02 (2006.01); C10N 20/04 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP US)
C10M 157/00 (2013.01 - EP US); C10M 169/04 (2013.01 - EP US); C10M 2203/1006 (2013.01 - EP US); C10M 2205/022 (2013.01 - EP US); C10M 2205/028 (2013.01 - EP US); C10M 2209/084 (2013.01 - EP US); C10M 2215/064 (2013.01 - EP US); C10M 2215/28 (2013.01 - EP US); C10M 2219/046 (2013.01 - EP US); C10M 2223/045 (2013.01 - EP US); C10N 2020/02 (2013.01 - EP US); C10N 2020/04 (2013.01 - EP US); C10N 2030/02 (2013.01 - EP US); C10N 2030/52 (2020.05 - EP US); C10N 2030/54 (2020.05 - EP US); C10N 2030/76 (2020.05 - EP US); C10N 2040/25 (2013.01 - EP US); C10N 2040/255 (2020.05 - EP US)
C-Set (source: EP US)
EP
- C10M 2205/022 + C10M 2205/028
- C10M 2205/028 + C10M 2205/022
- C10M 2223/045 + C10N 2010/04
- C10M 2219/046 + C10N 2010/04
- C10M 2215/28 + C10N 2060/14
US
Citation (search report)
- [I] US 2006122079 A1 20060608 - KANESHIGE RYOUSUKE [JP], et al
- [X] US 2007191239 A1 20070816 - MATSUOKA TORU [JP], et al
- See references of WO 2009116438A1
Designated contracting state (EPC)
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 SE SI SK TR
DOCDB simple family (publication)
EP 2256180 A1 20101201; EP 2256180 A4 20120307; BR PI0908558 A2 20150922; CN 101970626 A 20110209; JP 2009221382 A 20091001; JP 5330716 B2 20131030; MY 159387 A 20161230; TW 201002814 A 20100116; TW I467008 B 20150101; US 2011077183 A1 20110331; WO 2009116438 A1 20090924
DOCDB simple family (application)
EP 09721741 A 20090311; BR PI0908558 A 20090311; CN 200980108837 A 20090311; JP 2008068415 A 20080317; JP 2009054638 W 20090311; MY PI2010004330 A 20090311; TW 98108437 A 20090316; US 92195109 A 20090311