Antiwear additives

Details Antiwear additives Antiwear additives

1992-12-16

1994-09-13

McAvoy, Ellen M.

Compositions

Electrolytes for electrical devices

560192, 560196, 560230, C10M13700

Patent

active

053466373

ABSTRACT:
A multifunctional antiwear and antioxidant lubricant additive is the reaction product of a diacyl halide, a source of phosphorus or a source of phosphorus and an aryl amine. The diacyl halide is derived from a hydrocarbon-substituted succinic anhydride, suitably dodecenyl succinic anhydride, an alkoxylated amine and an inorganic acid halide, suitably thionyl chloride. A suitable source of phosphorus is dibutyl phosphite or bis(nonylphenyl)phosphite. A suitable aryl amine is N-octylphenyl-1-naphthylamine.

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patent: 5164103 (1992-11-01), Papay

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