Patent ID: 8562957

Claim:
An oil-based hair cosmetic material comprising (A) a dibasic acid ester compound of general formula (1): wherein R 1 is an alkylene group having a carbon number of 2-4, which may be mono- or poly-substituted, R 2 and R 3 are, independently of one another, an alkyl group having a carbon number of 1-4, which may be mono- or poly-substituted, R 4 and R 5 are, independently of one another, hydrogen or a methyl group or ethyl group which may be mono- or poly-substituted, m and n are both 2, and (B) one or more oil agents selected from the group consisting of a volatile oil, an ester oil, a hydrocarbon oil, an animal/plant oil, and a silicone oil, and wherein substantially no water is formulated in the hair cosmetic material.