Synthetic aircraft turbine oil

Compositions – Electrolytes for electrical devices

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Details

252 45, 252565, C10M 148

Patent

active

041882989

ABSTRACT:
Synthetic lubricating oil composition having improved oxidation stability comprising a major portion of an aliphatic ester base oil having lubricating properties, formed by the reaction of pentaerythritol and an organic monocarboxylic acid and containing a phenylnaphthylamine, a dialkyldiphenylamine, a polyhydroxy anthraquinone, a hydrocarbyl phosphate ester and a dialkyl sulfide compound as hereinafter described.

REFERENCES:
patent: 2206245 (1940-07-01), Adams et al.
patent: 2346153 (1944-04-01), Denison, Jr. et al.
patent: 3779919 (1973-12-01), Patmore et al.
patent: 3779921 (1973-12-01), Patmore et al.

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