Patent ID: 6280488
Filing Date: 2001-08-28
Classification: C10L

Abstract:
A method of improving the lubricity performance of a fuel oil containing not more than 0.03% by weight of sulphur and having a 95% distillation point of not greater than 350.degree. C., the method comprising adding to the fuel oil a lubricity improving amount of an additive comprising (a) an ashless dispersant comprising an acylated nitrogen compound and (b) an ester of a dimer carboxylic acid wherein the hydrocarbyl group has 10 to 40 carbon atoms and a glycol or polyglycol, the ester being terminated with monoalcohol, and wherein the ratio of component (a):component (b), calculated on a weight:weight basis, is in the range of greater than 100:1 to 2:1.