Combinations of oil-soluble aliphatic copolymers with nitrogen d

Details Combinations of oil-soluble aliphatic copolymers with nitrogen d Combinations of oil-soluble aliphatic copolymers with nitrogen d

1977-03-16

1979-04-03

Douglas, Winston A.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

44 70, 44 71, C10L 122

Patent

active

041475208

ABSTRACT:
Combinations of an oil-soluble aliphatic copolymer having the property of a nucleator for wax crystallization e.g., an ethylene-vinyl acetate copolymer having a number average molecular weight within the range of 500-50,000, in combination with an oil-soluble hydrocarbyl substituted succinic acid which has been reacted with a nitrogen material to form either an amine salt or an amide or a mixture thereof wherein the hydrocarbyl groups contain 8 to 28, preferably 12 to 22, carbon atoms are useful in improving the cold flow properties of distillate hydrocarbon oils.

REFERENCES:
patent: 3444082 (1969-05-01), Kautsky
patent: 3846093 (1974-11-01), Feldman
patent: 3961916 (1976-06-01), Ilnyckyj

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