SCHMIERÖLZUSAMMENSETZUNGEN FÜR DIESELHOCHLEISTUNGSTMOTOREN

A lubricating oil composition having a total base number of at least about 8, comprising a major amount of oil of lubricating viscosity; an amount of one or more dihydrocarbyl dithiophosphate metal salt introducing into the lubricating oil composition no more than 0.06 wt. % of phosphorus; at least...

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Bibliographische Detailangaben
Hauptverfasser:	ARROWSMITH, STEPHEN, RITCHIE, ANDREW J.D, PAIN, JORGE OSVALDO, DIGGS, NANCY Z
Format:	Patent
Sprache:	ger
Schlagworte:	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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Beschreibung
Zusammenfassung:	A lubricating oil composition having a total base number of at least about 8, comprising a major amount of oil of lubricating viscosity; an amount of one or more dihydrocarbyl dithiophosphate metal salt introducing into the lubricating oil composition no more than 0.06 wt. % of phosphorus; at least 1.2 wt. % of hindered phenol antioxidant; and boron, and/or a boron-containing compound or compounds in an amount providing the lubricating oil composition with at least 200 ppm by weight of boron, all weight percentages being based on the total weight of the lubricating oil composition.