| abstract |
An additive for oils that is capable of imparting oils such as lubricant base oils or fuel oils with superior wear resistance properties or superior friction resistance properties and the like are provided. The additive for oils comprising a compound represented by formula (I): n [Chemical Formula 1] n (A) m -W—(B) n (I) n wherein m represents an integer of 0 to 4, n represents an integer of 2 to 6, A represents hydroxy or amino, W represents hydrocarbon or the like, and B represents formula (II): n n n n n n n n n n wherein a represents 0 or 1, X represents an oxygen atom or NH, Y represents OR 1 or NHR 2 (wherein R 1 and R 2 each represent alkyl optionally having one or more substituents or the like), and Z 1 and Z 2 each represent a hydrogen atom, NR 3 R 4 (wherein R 3 and R 4 each represent alkyl optionally having one or more substituents or the like) or the like, and the like are provided. |