Dispersant additives for lubricating oils and fuels

Details Dispersant additives for lubricating oils and fuels Dispersant additives for lubricating oils and fuels

1984-08-22

1986-04-22

Howard, Jacqueline V.

Compositions

Electrolytes for electrical devices

252 515R, 548545, 44 63, 44 71, 562166, C10M13316

Patent

active

045841179

ABSTRACT:
Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are additives prepared by first reacting a polyamine with a cyclic carbonate followed by reaction of this intermediate with an alkenyl or alkyl succinic anhydride.

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patent: 4460381 (1984-07-01), Karol et al.
patent: 4482464 (1984-11-01), Karol et al.
patent: 4490154 (1984-12-01), Sung et al.
patent: 4501597 (1985-02-01), Karol

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