| 摘要 |
PROBLEM TO BE SOLVED: To provide cosmetics having both water repellency and oil repellency, and excellent water resistance and sebum resistance.SOLUTION: The cosmetics comprise a polymer obtained by copolymerization of a fluorine atom-containing monomer represented by a formula (I) and a betaine monomer represented by a formula (II), and alkyl (meth) acrylate (Ris H or methyl; Ris H or F; m is 0 or 1-4; n is 1-12) (Ris H or methyl, Rand Rare H or alkyl, p and q are 1-4).SELECTED DRAWING: None |
