Lubricant additive and lubricating grease composition containing the same

A lubricant additive including a borate dispersion, wherein the lubricant additive is a dispersion of an alkali metal salt of boric acid in a mixture of an alkaline earth metal salt of a salicylic acid and an alkenylsuccinimide. The lubricant additive provides a high dropping point for grease used u...

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Bibliographische Detailangaben
Hauptverfasser:	YOSHIHISA YATSUZUKA, MASARU MARUTA, TETSUO TSUCHIYA
Format:	Patent
Sprache:	eng
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 lubricant additive including a borate dispersion, wherein the lubricant additive is a dispersion of an alkali metal salt of boric acid in a mixture of an alkaline earth metal salt of a salicylic acid and an alkenylsuccinimide. The lubricant additive provides a high dropping point for grease used under a high temperature condition of 130 DEG C or higher and per se exhibits anti-oxidant performance. A lubricant grease composition containing the lubricating additive is also disclosed.