Patent ID: 9464252
Filing Date: 2016-10-11
CPC Classification: C10L

Claim Text:
1. A fuel composition for a diesel engine comprising from about 5 to about 200 ppm by weight (0.0005 to 0.0200 wt.%) based on a total weight of the fuel composition of a fuel additive comprising a quaternary ammonium salt derived from the reaction of (a) a hydrocarbyl amine selected from the group consisting of acylated amines containing at least one tertiary amino group and amido amines of the formula wherein each of R 10 and R 11 is selected from hydrocarbyl groups containing from 1 to 50 carbon atoms, each of R 9 , R 12 , R 13 , and R 14 may be independently selected from hydrogen or a hydrocarbyl group, x ranges from 1 to 6, y is 0 or 1, z ranges from 1 to 6, and n ranges from 1 to 6, (b) an epoxide compound selected from the group consisting of a glycidol, a glycidyl ether, glycidyl ester, polyglycidyl ether, a polyglycidyl ester, and combinations thereof, wherein substituents of the glycidyl group have, on average, less than five carbon atoms per hetero atom, and (c) optionally a proton donor.