ADDITIVE FOR OILS AND LUBRICANT CONTAINING THE SAME

摘要

Disclosed is an additive for oils which is capable of imparting oils such as lubricant base oils with wear-resistance characteristics or friction-resistance characteristics. Also disclosed is a lubricant. Specifically disclosed is an additive for oils containing a compound represented by the formula (I) below. In the formula (I) below, A and B represent a single bond, a hydrocarbylene or the like; X and Y represent a sulfur atom or a single bond; W and Z represent a hydrogen atom, -NR1R2 (wherein R1 and R2 represent a hydrogen atom, a hydrocarbyl, a hydrocarbylcarbonyl or the like) or the like, provided that W and Z are not hydrogen atoms at the same time; and n and m represent an integer of 0-5.