申请人:Kuraray Co., Ltd.
公开号:EP1543825A1
公开(公告)日:2005-06-22
The present invention relates to an external preparation for skin comprising a compound, such as centaureidin(5,7-dihydroxy-3,6-dimethoxy-2-(5-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one);
5,7-dihydroxy-3,6,8-trimethoxy-2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one;
3,5-diethoxy-6,7-dimethoxy-2-(5-ethoxy-4-methoxyphenyl)-4H-1-benzopyran-4-one; and
5,6-dihydroxy-3,7-dimethoxy-2-(5-hydroxy-2,4-dimethoxyphenyl)-4H-1-benzopyran-4-one; and/or salt thereof and 4-n-butyl resorcinol and/or a salt thereof.
The present invention provides an external preparation for skin having a function as a substantial lightening cosmetic that exerts whitening action of inhibiting excessive melanin production and keeping natural-looking whiteness.
本发明涉及一种皮肤外用制剂,其中包含一种化合物,例如仙人掌素(5,7-二羟基-3,6-二甲氧基-2-(5-羟基-4-甲氧基苯基)-4H-1-苯并吡喃-4-酮);
5,7-dihydroxy-3,6,8-trimethoxy-2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one;
3,5-二乙氧基-6,7-二甲氧基-2-(5-乙氧基-4-甲氧基苯基)-4H-1-苯并吡喃-4-酮;以及
5,6-二羟基-3,7-二甲氧基-2-(5-羟基-2,4-二甲氧基苯基)-4H-1-苯并吡喃-4-酮;和/或其盐和 4-正丁基间苯二酚和/或其盐。
本发明提供了一种皮肤外用制剂,它具有实质性美白化妆品的功能,可抑制黑色素的过度生成并保持自然美白。