LUBRICATING COMPOSITIONS COMPRISING LIQUID ASHLESS ANTIOXIDANT ADDITIVE

A lubricating composition comprising at least 90% by weight of a base oil, and an antioxidant composition comprising the components, set forth as weight % of the lubricating composition: (1) solid alkylated-phenyl-alpha-naphthylamine at 0.01-0.3%, (2) an alkylated diphenylamine derivative of triazol...

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Bibliographische Detailangaben
Hauptverfasser: YAO, Junbing, GATTO, Vincent
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A lubricating composition comprising at least 90% by weight of a base oil, and an antioxidant composition comprising the components, set forth as weight % of the lubricating composition: (1) solid alkylated-phenyl-alpha-naphthylamine at 0.01-0.3%, (2) an alkylated diphenylamine derivative of triazole, tolutriazole or benzotriazole, at 0.01-0.3%, and (3) methylenebis(di-n-butyldithiocarbamate), at 0.01-0.4%.