Synthetic aircraft turbine lubricating oil compositions

Compositions – Electrolytes for electrical devices

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Details

252 47, 252 56S, C10M 124, C10M 148

Patent

active

041195515

ABSTRACT:
Synthetic lubricating oil composition having improved oxidation stability comprising a major portion of an aliphatic ester base oil having lubricating properties formed from the reaction of pentaerythritol and an organic monocarboxylic acid, and containing an alkylphenyl or alkarylphenyl naphthylamine, a dialkyldiphenylamine, a polyhydroxy anthraquinone, a hydrocarbyl phosphate ester and a bis (dialkylthiocarbamyl) sulfide.

REFERENCES:
patent: 2251686 (1941-08-01), Musselman et al.
patent: 3249542 (1966-05-01), Barry
patent: 3476685 (1969-11-01), Oberender et al.
patent: 3850824 (1974-11-01), Nebzydoski et al.

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