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.
这是一种用于给皮肤染色的化妆品配方,使皮肤的染色与自然晒黑的色素沉着相似。其特点在于,它包含至少一种化合物,其
化学式为:##STR1## 在适合于局部应用的化妆品可接受介质中,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,可能相同或不同,表示氢原子,低碳基,羧基,低碳酰氧基或基团--COOSiR.sub.9 R.sub.10 R.sub.11; R.sub.4和R.sub.5,可能相同或不同,表示氢原子,线性或支链C.sub.1-C.sub.20烷基,甲酰基,线性或支链C.sub.2-C.sub.20酰基,线性或支链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,与它们连接的氧原子,当R.sub.1,R.sub.2或R.sub.3中至少有一个不是氢时,形成一个环,该环可选地包含一个羰基基团,或者选择一个
硫代羰基基团,一个残基>P(O)OR.sub.6,一个基团>CR.sub.7 R.sub.8或一个亚甲基基团,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,可能相同或不同,表示线性或支链低碳基,至少有一个取代基R.sub.1,R.sub.2,R.sub.3,R.sub.4和R.sub.5不是氢原子;以及与碱
金属,碱土
金属,
铵或胺对应的盐。