Extreme pressure lubricant compositions

Compositions – Electrolytes for electrical devices

Patent

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Details

252 484, 252 499, 252 56R, C10M 126, C10M 138, C10M 146

Patent

active

040495620

ABSTRACT:
An extreme pressure lubricant is provided comprising a major portion of a lubricating oil or grease and a minor portion of an extreme pressure additive which is a partial ester of a di- or tricarboxylic acid of 21 to 80 carbon atoms alone or in combination with either or both of a hydrocarbylthio ether and a phosphate ester.

REFERENCES:
patent: 2216752 (1940-10-01), Rosen
patent: 2691000 (1954-10-01), Elliott
patent: 3074886 (1963-01-01), Tierney et al.
patent: 3219582 (1965-11-01), Gaertner
patent: 3223635 (1965-12-01), Dwyer et al.
patent: 3720615 (1973-03-01), Izumi et al.
patent: 3813339 (1974-05-01), Boehringer et al.
patent: 3923672 (1975-12-01), Durr et al.

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