Polyisobutanyl succinimides and fuel compositions containing the

Details Polyisobutanyl succinimides and fuel compositions containing the Polyisobutanyl succinimides and fuel compositions containing the

1998-08-28

1999-06-29

Howard, Jacqueline V.

Fuel and related compositions

Liquid fuels

Heterocyclic carbon compound containing a hetero ring having...

548545, C10L 118, C10L 122

Patent

active

059168250

ABSTRACT:
A compound of the formula: ##STR1## wherein R.sub.1 is a polyisobutanyl group derived from a highly reactive polyisobutene having an average molecular weight in the range of from about 500 to 5,000;
R.sub.2 is an alkylene group having from about 2 to 6 carbon atoms; and
x is an integer from about 1 to 4.
The polyisobutanyl succinimides of the present invention are useful as fuel additives for the prevention and control of engine deposits.

REFERENCES:
patent: 4039300 (1977-08-01), Chloupeck et al.
patent: 4240803 (1980-12-01), Andress, Jr.
patent: 5112507 (1992-05-01), Harrison
patent: 5393309 (1995-02-01), Cherpeck
patent: 5588973 (1996-12-01), Blackboron et al.
patent: 5789356 (1998-08-01), Tiffany, III

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