EP 3140380 B1 20190116 - USE OF A LUBRICANT FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION
Title (en)
USE OF A LUBRICANT FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION
Title (de)
VERWENDUNG EINES SCHMIERSTOFFS ZUR VERHINDERUNG ODER REDUZIERUNG DER FRÜHZÜNDUNG BEI NIEDRIGEN DREHZAHLEN
Title (fr)
UTILISATION D'UN LUBRIFIANT À RÉDUIRE OU PRÉVENIR LE PRÉALLUMAGE À VITESSE BASSE
Publication
Application
Priority
- US 201461990772 P 20140509
- US 201514706293 A 20150507
- US 2015029825 W 20150508
Abstract (en)
[origin: US2015322369A1] A method for preventing or reducing low speed pre-ignition in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and at least one zinc-containing compound or at least one antiwear agent, as a minor component. The at least one antiwear agent includes at least one zinc dialkyl dithiophosphate compound derived from a secondary alcohol. A lubricating engine oil having a composition including a lubricating oil base stock as a major component, and at least one zinc-containing compound or at least one antiwear agent, as a minor component. The lubricating oils of this disclosure are particularly advantageous as passenger vehicle engine oil products.
IPC 8 full level
C10M 163/00 (2006.01)
CPC (source: CN EP US)
C10M 125/24 (2013.01 - CN US); C10M 127/04 (2013.01 - CN US); C10M 129/54 (2013.01 - CN US); C10M 129/68 (2013.01 - CN US); C10M 133/16 (2013.01 - CN US); C10M 135/10 (2013.01 - CN US); C10M 137/02 (2013.01 - CN US); C10M 163/00 (2013.01 - CN EP US); C10M 2201/085 (2013.01 - CN EP US); C10M 2207/028 (2013.01 - CN EP US); C10M 2207/122 (2013.01 - CN EP US); C10M 2207/123 (2013.01 - CN EP US); C10M 2207/146 (2013.01 - CN EP US); C10M 2207/16 (2013.01 - CN EP US); C10M 2207/262 (2013.01 - CN EP US); C10M 2215/28 (2013.01 - CN EP US); C10M 2217/043 (2013.01 - CN EP US); C10M 2219/046 (2013.01 - CN EP US); C10M 2223/045 (2013.01 - CN EP US); C10N 2010/04 (2013.01 - CN EP US); C10N 2030/45 (2020.05 - CN EP US); C10N 2030/52 (2020.05 - CN EP US); C10N 2040/25 (2013.01 - CN EP US); C10N 2040/255 (2020.05 - CN EP US); C10N 2060/14 (2013.01 - EP US)
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)
US 2015322369 A1 20151112; CN 106459815 A 20170222; EP 3140380 A1 20170315; EP 3140380 B1 20190116; JP 2017514984 A 20170608; JP 6639482 B2 20200205; SG 11201608245S A 20161028; WO 2015171981 A1 20151112
DOCDB simple family (application)
US 201514706293 A 20150507; CN 201580022490 A 20150508; EP 15725929 A 20150508; JP 2017511550 A 20150508; SG 11201608245S A 20150508; US 2015029825 W 20150508