Patent ID: 6821307
Filing Date: 2004-11-23
Classification: C10L

Abstract:
A fuel oil composition comprising a fuel oil having 0.2 wt.% or less sulfur and 1 to 5,000 ppm of an additive, wherein the additive comprises the product obtainable by the reaction between:(i) a hydrocarbyl-substituted succinic acylating agent, wherein the hydrocarbyl substituent has a number-average molecular weight (Mn) of 250 to 2500, and (ii) one or more polyalkylene polyamines, characterised in that the polyamine component (ii) contains greater than 35% by weight of polyamines having more than six nitrogen atoms per molecule, based on the total weight of polyamines, and in that (i) and (ii) are reacted in a molar ratio in the range of 1.4:1 to 1:1 ((i):(ii)).