Fuel and related compositions – Liquid fuels – Aluminum or heavy metal – other than lead – containing
Patent
1987-02-27
1988-03-01
Howard, Jacqueline V.
Fuel and related compositions
Liquid fuels
Aluminum or heavy metal, other than lead, containing
44 71, 44 72, 44 77, C10L 118, C10L 122
Patent
active
047283408
ABSTRACT:
A fuel composition is disclosed comprising a major amount of base fuel and a minor amount of an additive (a) being a polyhydric alcohol ester of a succinic acid derivative having as substituent on at least one of its .alpha.-carbon atoms an unsubstituted or substituted aliphatic hydrocarbon group having from 20 to 500 carbon atoms or of a succinic acid derivative having on one of its .alpha.-carbon atoms an unsubstituted or substituted aliphatic hydrocarbon group having from 20 to 500 carbon atoms which is connected to the other .alpha.-carbon atom by means of a hydrocarbon moiety having from 1 to 6 carbon atoms forming a ring structure, and further a minor amount of an additive (b) being an aliphatic polyamine containing at least one hydrocarbon chain having a number average molecular weight in the range from 500 to 10,000 attached to nitrogen and/or carbon atoms of the alkylene radicals connecting the amino nitrogen atoms.
REFERENCES:
patent: 3231587 (1966-01-01), Rense
patent: 4122033 (1978-10-01), Black
patent: 4357148 (1982-11-01), Graiff
patent: 4448586 (1984-05-01), Weidig
patent: 4549882 (1985-10-01), Knapp
Howard Jacqueline V.
Muller Kimbley L.
Shell Oil Company
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