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    • 3. 发明专利
    • Skin cosmetic
    • 皮肤化妆品
    • JP2005281253A
    • 2005-10-13
    • JP2004101061
    • 2004-03-30
    • Hayashibara Biochem Lab IncNof Corp日本油脂株式会社株式会社林原生物化学研究所
    • ISHIDA MISAKIMIWA NAOKATSU
    • A61K8/72A61K8/00A61K8/96A61K8/97A61Q19/00A61K7/00A61K7/48
    • PROBLEM TO BE SOLVED: To provide a skin cosmetic which feels light in use to quickly agree with the skin, is not sticky even after use, excels in persistence of humectant effects, ameliorating effects on skin roughening, suppressing effects on wrinkles, furthermore imparts firmness to the skin, and also excels in stability with time.
      SOLUTION: The skin cosmetic comprises (a) 0.005-10 mass% polymer containing a 2-(meth)acryloyloxyethylphosphorylcholine represented by formula (I)(wherein R
      1 is hydrogen or a methyl group; R
      2 , R
      3 , and R
      4 are each a 1-8C alkyl group; and n is an integer of 2-4) and an alkyl (meth)acrylate at a constituting ratio of 100/0 to 10/90 in an amount of 60-100 mass% and (b) 0.0001-5 mass% extract in terms of a dry residue obtained by extracting Polygonum tinctorium Lour.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供使用感觉快速与皮肤相符的皮肤化妆品,即使使用后也不粘,优异的保湿效果的持久性,改善对皮肤粗糙化的作用,抑制对皱纹的影响, 进一步赋予皮肤坚实性,并且随着时间的推移稳定。 皮肤化妆品包含(a)含有式(I)所示的2-(甲基)丙烯酰氧基乙基磷酰胆碱(其中R 1 为氢或甲基)的0.005-10质量%聚合物; R 2 ,R 3 和R 4 各自为1-8C烷基; n为2-4的整数)和 (甲基)丙烯酸烷基酯,其组成比为100/0至10/90,其量为60-100质量%,和(b)0.0001-5质量%的提取物,以通过提取枸橼酸钾获得的干燥残余物。 版权所有(C)2006,JPO&NCIPI