Patent ID: 6355074
Filing Date: 2002-03-12
Classification: C08F,C10L,C10M,C10N

Abstract:
A fuel composition comprising (i) a liquid petroleum fuel and (ii) an oil soluble dispersant comprising an oil soluble reaction product of a reaction mixture comprising:(a) a hydrocarbyl substituted C4 to C10 dicarboxylic acid producing material formed by reacting olefin polymer of C2 to C10 monoolefin having a number average molecular weight of about 1500 to 5,000 and a C4 to C10 monounsaturated acid material, wherein the substituted material has a functionality ratio of from about 1.05 to 1.25 dicarboxylic acid producing moieties per molecule of said olefin polymer used in the reaction; and (b) a basic reactant selected from the group consisting of polyamine, polyhydric alcohol, amino alcohol and mixtures thereof.