Patent ID: 7585336
Filing Date: 2009-09-08
Classification: C07C,C07F,C10L

Abstract:
1. A method of improving the operation of a diesel engine equipped with a trap for particulate emissions in the diesel engine exhaust comprising: providing a diesel fuel to the engine comprising a solution or dispersion of an oil soluble metal neocarboxylate or metal complex derived from a compound of the formula: where R 1 and R 2 are a hydrocarbyl having 1-30 carbon atoms, R 3 and R 4 represent hydrogen or a hydrocarbyl having 1-30 carbon atoms; R 5 is a hydrocarbyl having 1 to 120 carbon atoms and m and n may each be zero or an integer such that the total number of carbon atoms in the neocarboxylate is not more than 125, the solution comprising 20-80% by weight of the neocarboxylate or complex and 80-20% by weight of a hydrocarbon solvent.