LUBRICATING OIL COMPOSITION

Provided is a lubricating oil composition comprising a base oil for a lubricating oil, (A) a fatty acid partial ester compound, 0.5 to 1.5 % by mass of (B) (b1) an aliphatic amine compound and/or (b2) an acid amide compound, 0.01 to 0.1 % by mass of (C) a specific benzotriazole derivative and a spec...

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Bibliographic Details
Main Authors KAMANO, HIDEKI, TESHIMA, KAZUHIRO
Format Patent
LanguageEnglish
French
German
Published 08.07.2009
Subjects
CHEMISTRY
FUELS
INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATINGCOMPOSITIONS
LUBRICANTS
LUBRICATING COMPOSITIONS
METALLURGY
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
TECHNICAL GASES CONTAINING CARBON MONOXIDE
USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
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Summary:Provided is a lubricating oil composition comprising a base oil for a lubricating oil, (A) a fatty acid partial ester compound, 0.5 to 1.5 % by mass of (B) (b1) an aliphatic amine compound and/or (b2) an acid amide compound, 0.01 to 0.1 % by mass of (C) a specific benzotriazole derivative and a specific amount of (D) a specific succinimide compound. It is a lubricating oil composition of an environmental regulation compliant type which is used for internal combustion engines such as gasoline engines, diesel engines, engines using dimethyl ether for fuel, gas engines and the like, which does not contain Mo base friction reducing agents and is reduced in ash, phosphorus and sulfur and in which a friction reducing effect, an oxidation stability and a corrosion inhibiting effect are enhanced.
Bibliography:Application Number: EP20070828562