FUEL OIL COMPOSITIONS

摘要

PURPOSE: A fuel oil composition comprising a fuel oil and an additive consisting of at least one fuel oil soluble alkyl or alkoxy aromatic compound and the use thereof are provided which make an abrasion resistant lubricating effect. CONSTITUTION: The fuel oil composition comprises a major amount of a fuel oil and a minor amount of an additive consisting of at least one fuel oil soluble alkyl or alkoxy aromatic compound wherein at least one group independently selected from alkyl and alkoxy groups of 1 to 30 carbon atoms is attached to an aromatic nucleus and at least one carboxyl group and optionally one or two hydroxyl groups are attached to the aromatic nucleus; a process for the preparation of such a fuel oil composition; and the use of such a fuel oil composition as fuel in a compression ignition engine for controlling wear rate in the fuel injection system thereof.