发明申请
- 专利标题: External Oil-In-Water-Type Skin Preparation
- 专利标题(中): 外部水包油型皮肤准备
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申请号: US13880428申请日: 2011-09-13
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公开(公告)号: US20130231401A1公开(公告)日: 2013-09-05
- 发明人: Takuya Hiruma , Tetsuya Kanemaru , Yukiko Sato , Shun Kubota , Katsuhiko Yagi
- 申请人: Takuya Hiruma , Tetsuya Kanemaru , Yukiko Sato , Shun Kubota , Katsuhiko Yagi
- 申请人地址: JP Chuo-ku, Tokyo
- 专利权人: SHISEIDO COMPANY, LTD.
- 当前专利权人: SHISEIDO COMPANY, LTD.
- 当前专利权人地址: JP Chuo-ku, Tokyo
- 优先权: JP2010-234335 20101019
- 国际申请: PCT/JP2011/070833 WO 20110913
- 主分类号: A61K8/81
- IPC分类号: A61K8/81 ; A61Q19/00
摘要:
The present invention provides an oil-in-water external skin preparation that has an excellent stability, excellent rough-surface correction effect, and excellent texture. The oil-in-water external skin preparation of the present invention is characterized by comprising (a) an aqueous phase containing resin particles obtained from 100 parts by weight of a vinyl-type monomer and 0.1 to 20 parts by weight of a monomer represented by the below general formula (I), (b) an oil phase, and (c) a surfactant comprising one or more selected from polyoxyethylene hydrogenated castor oil, silicone-type surfactants, and sulfonic acid-type surfactants, in the amount of 0.01 to 5% by mass of the total amount of the external skin preparation and 30% by mass or more of the total amount of surfactants. (In the above formula, R represents a hydrogen atom or a methyl group, 1 represents 1 to 50, and m represents 1 to 50.)
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