Fuel and related compositions – Liquid fuels – Organic nitrogen compound containing
Patent
1993-04-29
1994-05-17
McAvoy, Ellen M.
Fuel and related compositions
Liquid fuels
Organic nitrogen compound containing
44428, C10L 122
Patent
active
053124618
ABSTRACT:
A lubricating oil, grease or fuel composition contains an antioxidant amount of a Mannich base reaction product of an N-hydrocarbyl-substituted-phenylenediamine or an N,N'-dihydrocarbyl-substituted phenylenediamine such as N,N'-di-sec-butyl-para-phenylenediamine, an aldehyde or ketone and a hindered phenol such as 2,6-di-tert-butylphenol.
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Farng L. Oscar
Horodysky Andrew G.
Keen Malcolm D.
McAvoy Ellen M.
McKillop Alexander J.
Mobil Oil Corporation
Sinnott Jessica M.
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