| abstract |
(57) [Summary] (with correction) [PROBLEMS] To provide a cosmetic having excellent absorption ability for UV-B, improved water resistance and sebum resistance, and excellent in “makeup durability”. The following formula (I) Wherein R 1 is an alkyl group having 1 to 4 carbon atoms, a phenyl group or a trimethylsiloxy group; R 2 is a divalent hydrocarbon group having at least 2 carbon atoms X is an alkoxy group; m is an integer of 0 to 3; a represents an integer of 2 or 3], wherein the siloxane has at least one unit represented by the following formula: Another unit that may be present in the cosmetic is a silicone-based cinnamate derivative comprising a silicone resin composed of a specific fluoroalkyl group. |