Patent ID: 7615085

Claim:
A fuel composition, comprising: a middle distillate fuel; an oxygenate selected from the group consisting of the following: carbonates, di-acetates, acetals, 2-ethylhexylacetate, and mixtures of one or more of the foregoing; and a hydrocarbon additive described by the formula R 1 R 2 CH—CH 2 —X, wherein X is a polar functional group selected from the group consisting of the characteristic moieties of the following: alcohols, alkyl esters, carboxylic acids, ketones, aldehydes, amines, amine esters, nitro-, and nitrite-compounds, nitrate esters, phenols, and mixtures of one or more of the foregoing; and R 1 and R 2 are different alkyl groups of carbon chain length of from two to about thirty carbon atoms appended to the carbon molecule beta to the polar functional group, and wherein the fuel has a sulfur content of about 20 ppm or less, the amount of hydrocarbon additive is 500 to 2500 parts by volume per million parts of fuel, and wherein the amount of peroxides in the fuel composition is less than about 8 ppm.