发明名称 COSMETIC
摘要 PURPOSE:A beauty cosmetic for preventing the change of the skin into black effectively, causing no change with time such as change in color, smell, deactivation through decomposition, etc., comprising one or more of ursolic acid, its salt, and ursolic acid derivative. CONSTITUTION:A beauty cosmetic comprising one or more compounds shown by the formula (R1 is H, Na, K, NH4, H2N(CH2)2, Ca Mg, alcohol alkyl residue; R2 is H, or residue of fatty acid acyl). The compound shown by the formula is a substance which is stable and shows tyrosinase inhibiting activity, especially a compound wherein the acryl group of R2 has 2-20C and the alkyl group of R1 has 1-20C has improved stability and good handeability for preparing cosmetic, and the amount of the compound shown by the formula used is 0.1-1wt% based on total amount.
申请公布号 JPS5857307(A) 申请公布日期 1983.04.05
申请号 JP19810155418 申请日期 1981.09.30
申请人 POLA KASEI KOGYO KK 发明人 KIMURA TOMOSHI;FUKUSHIMA MAKOTO
分类号 A61K8/30;A61K8/00;A61K8/41;A61K8/63;A61Q19/02 主分类号 A61K8/30
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