Dispersants and process for their preparation

Details Dispersants and process for their preparation Dispersants and process for their preparation

1975-01-13

1976-09-14

Gantz, Delbert E.

Compositions

Electrolytes for electrical devices

44 75, C10M 132, C10M 326, C10L 122

Patent

active

039805697

ABSTRACT:
Compositions useful as lubricant and fuel dispersants are prepared by reacting a hydroxyaromatic compound containing an aliphatic or alicyclic substituent which has at least about 6 carbon atoms with an aldehyde in the presence of an alkaline reagent and at a temperature up to about 125.degree.C., substantially neutralizing the resulting intermediate at a temperature up to about 150.degree.C., and then reacting with a primary or secondary amino compound.

REFERENCES:
patent: 2962442 (1960-11-01), Andress
patent: 3737465 (1973-06-01), Karll et al.

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