申请人:L'Oreal
公开号:US04992586A1
公开(公告)日:1991-02-12
A dye composition for keratinous fibers comprising a solvent and at least one dye which is a compound of formula: ##STR1## in which R.sub.1 and R.sub.2 are each, independently of each other, hydrogen, an alkyl group, a mono- or polyhydroxylated alkyl group, an alkyl group susbsituted by an alkoxy or hydroxyalkoxy group, or an aminoalkyl group, the amino group of which is optionally substituted with one or two alkyl or hydroxyalkyl groups, and it being possible for the nitrogen atom also to form part of a heterocyclic ring, all the abovementioned alkyl groups or moieties containing from 1 to 6 carbon atoms, or, if the compound of formula (I) contains an amino group which can be salified, a cosmetically acceptable salt thereof.
一种用于角蛋白纤维的染料组合物,包括溶剂和至少一种染料,该染料是化合物的一种,其化学式为: ##STR1## 其中R.sub.1和R.sub.2各自独立地是氢、烷基、单烷基或多烃氧基烷基、被烷氧基或羟基烷氧基取代的烷基或氨基烷基,该氨基的一个或两个烷基或羟基烷基可选择性地被取代,且该氮原子也可以成为杂环环的一部分,所有上述烷基或基团均含有1至6个碳原子,或者,如果化合物(I)中含有可被盐化的氨基,则为其在美容上可接受的盐。