发明授权
- 专利标题： Whitening cosmetic
- 专利标题（中）： 美白化妆品
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申请号： US220923申请日： 1988-07-18
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公开(公告)号： US4847074A公开(公告)日： 1989-07-11
- 发明人: Shinkichi Hatae , Kazuo Nakashima
- 申请人： Shinkichi Hatae , Kazuo Nakashima
- 申请人地址： JPX Ohnojo
- 专利权人： Sansho Seiyaku Co., Ltd.
- 当前专利权人： Sansho Seiyaku Co., Ltd.
- 当前专利权人地址： JPX Ohnojo
- 主分类号： A61K8/49
- IPC分类号： A61K8/49 ; A61K20060101 ; A61K8/00 ; A61K8/72 ; A61K8/73 ; A61K9/00 ; A61Q19/02
摘要：
A whitening cosmetic comprises kojic acid and cyclodextrins in addition to cosmetic base materials. The kojic acid may be included in cyclodextrins before being incorporated into the cosmetic. The cosmetic has an improved stability against coloring with the passage of time and an enhance whitening effect. The cosmetic can be a toilet lotion, a cosmetic cream, a milky lotion, a pack, etc., for application to human skin.
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