Use of a sulfur compound for improving the oxidation stability of a lubricating oil composition

摘要

Use of a sulphur compound having at least one -C-S-C-bond for reducing the loss in oxidative stability of a lubricating oil composition for the crankcase of an internal combustion engine when the internal combustion engine is fuelled with a biofuel, preferably wherein the biofuel is a biodiesel fuel which comprises a fatty acid alkyl ester.