EP 2610333 A1 20130703 - Fuel economical lubricating oil compositions for internal combustion engines
Title (en)
Fuel economical lubricating oil compositions for internal combustion engines
Title (de)
Wirtschaftliche Kraftstoff-Schmierölzusammensetzungen für Verbrennungsmotoren
Title (fr)
Compositions d'huile lubrifiante économique de carburant pour moteurs à combustion interne
Publication
Application
Priority
JP 2011286254 A 20111227
Abstract (en)
A fuel economical lubricating oil composition for internal combustion engines comprises a base oil and an additive composition comprising an overbased metal-containing detergent and a molybdenum-containing friction modifier, in which the overbased metal-containing detergent comprises calcium salicylate having an alkyl group having an average carbon atom number of 14-18, at least 60 mol.% of the alkyl group having a carbon atom number of 14-18, and calcium sulfonate having an alkyl group having an average carbon atom number of 20-24, at least 60 mol.% of the alkyl group having a carbon atom number of 20-24, and/or calcium salicylate having an alkyl group having an average carbon atom number of 20-28, at least 60 mol.% of the alkyl group having a carbon atom number of 20-28.
IPC 8 full level
C10M 163/00 (2006.01); C10N 10/12 (2006.01); C10N 30/06 (2006.01); C10N 40/25 (2006.01)
CPC (source: EP)
C10M 163/00 (2013.01); C10M 2205/163 (2013.01); C10M 2207/026 (2013.01); C10M 2207/262 (2013.01); C10M 2207/289 (2013.01); C10M 2209/084 (2013.01); C10M 2215/064 (2013.01); C10M 2215/28 (2013.01); C10M 2219/068 (2013.01); C10M 2223/042 (2013.01); C10M 2223/045 (2013.01); C10M 2227/066 (2013.01); C10M 2227/09 (2013.01); C10N 2030/06 (2013.01); C10N 2030/54 (2020.05); C10N 2040/25 (2013.01); C10N 2040/255 (2020.05)
Citation (applicant)
- JP H05163497 A 19930629 - IDEMITSU KOSAN CO
- JP H06336592 A 19941206 - TONEN CORP
- JP H08302378 A 19961119 - NIPPON OIL CO LTD
- US 3929650 A 19751230 - KING JOHN M, et al
- US 4089790 A 19780516 - ADAMS JOHN HOWARD
Citation (search report)
- [XI] WO 9428095 A1 19941208 - EXXON RESEARCH ENGINEERING CO [US], et al
- [A] US 2011021393 A1 20110127 - KASAI MORITSUGU [JP]
- [A] US 2008248981 A1 20081009 - MATSUI SHIGEKI [JP], et al
- [A] US 2008167207 A1 20080710 - NAGAMATSU HIROYUKI [JP]
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2610333 A1 20130703; EP 2610333 B1 20210811; CA 2799082 A1 20130627; CA 2799082 C 20200107; CN 103215108 A 20130724; CN 103215108 B 20170301; JP 2013133453 A 20130708; JP 5773365 B2 20150902; SG 10201505096P A 20150730; SG 191524 A1 20130731
DOCDB simple family (application)
EP 12197498 A 20121217; CA 2799082 A 20121217; CN 201210599245 A 20121218; JP 2011286254 A 20111227; SG 10201505096P A 20121217; SG 2012092813 A 20121217