Middle distillate composition with improved cold flow properties

Details Middle distillate composition with improved cold flow properties Middle distillate composition with improved cold flow properties

1992-12-28

1994-07-19

McAvoy, Ellen M.

Fuel and related compositions

Liquid fuels

Containing organic -c

44389, 44393, C10L 118

Patent

active

053305450

ABSTRACT:
The cold flow properties of distillate petroleum fuel are improved by adding a polymer or copolymer containing at least 25 wt. % of an n-alkyl ester of the general formula ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen or a C.sub.1 alkyl group, e.g., methyl, R.sub.4 is COOR.sub.3, hydrogen or a C.sub.1 to C.sub.4 alkyl group preferably COOR.sub.3 and R.sub.3 has an average number of carbon atoms from 12 to 20 and contains a methyl branch at the 1 and/or 2 position.

REFERENCES:
patent: 3048479 (1962-08-01), Ilnyckyj et al.
patent: 3413103 (1968-11-01), Young et al.
patent: 3961916 (1976-06-01), Ilnyckyj et al.
patent: 4211534 (1980-07-01), Feldman
Journal of the Institute of Petroleum vol. 52, No. 510, Jun. 1966, pp. 173-185.

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