Oil agent and lubricant agent, moisturizer and external preparation composition containing the same

摘要

The present invention provides an oil agent having water solubility and oil solubility, as well as suppressed stickiness when applied to skin to exhibit excellent feeling of use, and also provides a lubricating agent, a moisturizing agent and an external preparation containing said oil agent. The oil agent of the present invention comprises a dibasic acid ester compound of general formula I: wherein R₁ is an alkylene group having a carbon number of 2-4, which may be mono- or poly substituted, R₂ and R₃ are, independently of each other, an alkyl group having a carbon number of 1-4, which may be mono- or poly substituted, n and m are, independently of each other, an integer of 0-4 with m+n>=1 (provided that the cases wherein both of R₂ and R₃ are an ethyl group and both of n and m are 1 are excluded).