申请人:L'Oreal
公开号:US04956174A1
公开(公告)日:1990-09-11
Cosmetic composition designed to impart to the skin a coloring which is substantially similar to the pigmentation resulting from natural tanning, characterized in that it contains, in a cosmetically acceptable medium suitable for topical application, at least one compound of the formula: ##STR1## in which R.sub.1 denotes a hydrogen atom, a lower alkyl group or a residue --SiR.sub.9 R.sub.10 R.sub.11, R.sub.2 and R.sub.3, which may be identical or different, denote a hydrogen atom, a lower alkyl group, a carboxyl group, a lower alkoxycarbonyl group or a group --COOSiR.sub.9 R.sub.10 R.sub.11 ; R.sub.4 and R.sub.5 which may be identical or different, denote a hydrogen atom, a linear or branched C.sub.1 -C.sub.20 alkyl group, a formyl group, a linear or branched C.sub.2 -C.sub.20 acyl group, a linear or branched C.sub.3 -C.sub.20 alkenoyl group, a group R.sub.6 OSO.sub.2 --, a group --SiR.sub.9 R.sub.10 R.sub.11, a group --P(O)(OR.sub.6).sub.2 or an aralkyl group, or alternatively R.sub.4 and R.sub.5, with the oxygen atoms to which they are attached, form a ring optionally containing a carbonyl group when at least one of the groups, R.sub.1, R.sub.2 or R.sub.3 is other than hydrogen or alternatively a thiocarbonyl group, a residue >P(O)OR.sub.6, a group >CR.sub.7 R.sub.8 or a methylene group, R.sub.6 denoting a hydrogen atom or a lower alkyl group, R.sub.7 denoting a hydrogen atom or a lower alkyl group, R.sub.8 denoting a lower alkoxy group or a mono- or dialkylamino group and R.sub.9, R.sub.10 or R.sub.11, which may be identical or different, denoting linear or branched lower alkyl groups, at least one of the substituents R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 being other than hydrogen; and the corresponding salts with alkali metals, alkaline earth metals, ammonium or amines.
本发明提供一种化妆品组合物,旨在使皮肤呈现与自然晒黑所产生的色素沉淀基本相似的颜色,其特征在于,它包含至少一种以下式子的化合物,以适合局部应用的化妆品可接受介质为载体:##STR1## 其中,R.sub.1表示氢原子、低碳基或残基--SiR.sub.9 R.sub.10 R.sub.11,R.sub.2和R.sub.3可以相同也可以不同,表示氢原子、低碳基、羧基、低碳基氧羧酸基或--COOSiR.sub.9 R.sub.10 R.sub.11基,R.sub.4和R.sub.5可以相同也可以不同,表示氢原子、直链或支链的C.sub.1-C.sub.20烷基、甲酰基、直链或支链的C.sub.2-C.sub.20酰基、直链或支链的C.sub.3-C.sub.20烯酰基、基团R.sub.6 OSO.sub.2 --、基团--SiR.sub.9 R.sub.10 R.sub.11、基团--P(O)(OR.sub.6).sub.2或芳基烷基,或者R.sub.4和R.sub.5与它们所附着的氧原子形成一个环,该环在至少有一个基团R.sub.1、R.sub.2或R.sub.3不是氢时,可选地包含一个羰基基团,或者选择性地是硫代羰基团、残基>P(O)OR.sub.6、基团>CR.sub.7 R.sub.8或亚甲基基团,其中R.sub.6表示氢原子或低碳基,R.sub.7表示氢原子或低碳基,R.sub.8表示低碳基氧基或单烷基或二烷基氨基基团,R.sub.9、R.sub.10或R.sub.11可以相同也可以不同,表示直链或支链的低碳基,其中至少有一个取代基R.sub.1、R.sub.2、R.sub.3、R.sub.4和R.sub.5不是氢;以及与碱金属、碱土金属、铵或胺的相应盐。