USE OF SURFACTANTS WITH HIGH MOLECULAR WEIGHT AS FILTERABILITY-ENHANCING AGENTS IN HYDRAULIC LUBRICANTS

• Main Authors: CAZIN, JACQUES, LE SAUSSE, CHRISTOPHE, CLEMENT, OLIVIER, BATELIER, DOMINIQUE
• Format: Patent
• Language: English; French; German
• Published: 23.06.1999
• Edition: 6
• 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

A hydraulic oil, a predominant amount of an oil having a viscosity suitable for lubrication, and from 0.03% to 0.06% of an agent improving filterability, corresponding to the formula R-Z. Z represents an ester of succinic acid comprising the reaction product of a succinic anhydride and an aliphatic...