申请人:L'Oreal
公开号:US05468472A1
公开(公告)日:1995-11-21
A topical process for lightening the skin or treating pigmental blemishes consisting in applying to the part of the skin to be treated a composition containing, as active compounds, 4-thioresorcin derivatives corresponding to the following formula: ##STR1## wherein: R represents a C.sub.1 -C.sub.6 alkyl radical, a C.sub.1 -C.sub.6 haloalkyl radical, an aryl radical, an aralkyl radical which is unsubstituted or substituted by a lower alkyl or lower alkoxy radical or a halogen atom, the radical --C.sub.n H.sub.2n --COOR' where n is an integer between 1 and 5 and R' represents a C.sub.1 -C.sub.6 alkyl radical, a morpholinoalkyl or piperidinoalkyl radical in which the alkyl radical is C.sub.1 -C.sub.6, or the radical ##STR2##
一种用于美白皮肤或治疗色素斑的局部处理过程,包括将含有以下活性化合物的组合物涂抹于待治疗的皮肤部位:4-硫氧基苯酚衍生物,其对应于以下结构式:##STR1## 其中:R代表一个C.sub.1 -C.sub.6烷基基团,一个C.sub.1 -C.sub.6卤代烷基基团,一个芳基,一个未取代或被较低烷基或较低烷氧基或卤素原子取代的芳基烷基,基团--C.sub.n H.sub.2n --COOR',其中n为1至5之间的整数,R'代表一个C.sub.1 -C.sub.6烷基基团,一个吗啉基烷基或哌啶基烷基,其中烷基基团为C.sub.1 -C.sub.6,或基团##STR2##