Invention Grant
- Patent Title: Skin cosmetic
- Patent Title (中): 皮肤化妆品
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Application No.: US12742444Application Date: 2008-11-12
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Publication No.: US08642023B2Publication Date: 2014-02-04
- Inventor: Takayuki Omura , Mihoshi Yokoo
- Applicant: Takayuki Omura , Mihoshi Yokoo
- Applicant Address: JP Chuo-ku, Tokyo
- Assignee: Shiseido Company, Ltd.
- Current Assignee: Shiseido Company, Ltd.
- Current Assignee Address: JP Chuo-ku, Tokyo
- Agency: Rankin, Hill & Clark LLP
- Priority: JP2007-294276 20071113
- International Application: PCT/JP2008/070611 WO 20081112
- International Announcement: WO2009/063917 WO 20090522
- Main IPC: A61K31/74
- IPC: A61K31/74

Abstract:
Problem To provide a skin cosmetic which exerts a feeling of ameliorating effect on skin wrinkles and sagging by application, and is free from uncomfortable feelings in use, such as stickiness, twisting of the cosmetic applied on the skin, and squeakiness.Means for Solution A skin cosmetic is provided, which comprises an aqueous liquid of an anionic or amphoteric urethane resin dissolved or dispersed in water and wherein the anionic or amphoteric urethane resin is prepared by reacting (a) an isocyanate compound with (b) a polyol compound containing the following components (b-1) to (b-3) or the following components (b-1) to (b-4) and having a ratio of (b-1)/(b-2) of 0.15-3.0 (by mass, in terms of charge): [(b-1): cyclohexanedimethanol, (b-2): polypropylene glycol having a molecular weight of 1000-3000, (b-3): a compound having an active hydrogen and a carboxyl group in one molecule, (b-4): a compound having an active hydrogen and a tertiary amino group in one molecule.].
Public/Granted literature
- US20110002873A1 Skin Cosmetic Public/Granted day:2011-01-06
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