| 摘要 |
PROBLEM TO BE SOLVED: To provide an oil-based lip cosmetic that is not sticky and has a prolonged smooth feeling. SOLUTION: The oil-based lip cosmetic includes a (styrene-isoprene) diblock copolymer or a hydrogenated (styrene-isoprene) diblock copolymer having an average molecular weight of 100,000 to 3,000,000. COPYRIGHT: (C)2009,JPO&INPIT |
