申请人:L'Oreal
公开号:US05131911A1
公开(公告)日:1992-07-21
Process for dyeing keratin fibers by using derivatives of formula: ##STR1## where: R.sub.1 =H, lower alkyl or SiR.sub.11 R.sub.12 R.sub.13 ; R.sub.2 and R.sub.3, which may be identical or different, =H, alkyl, carboxyl, alkoxycarbonyl or --COOSiR.sub.11 R.sub.12 R.sub.13 ; R.sub.4 to R.sub.7, which may be identical or different, =H or an O--Z group, where Z=H, C.sub.1 -C.sub.20 alkyl, aralkyl, formyl, C.sub.2 -C.sub.20 acyl, C.sub.3 -C.sub.20 alkenyl, --SiR.sub.11 R.sub.12 R.sub.13, --P(O)(OR.sub.8).sub.2, R.sub.8 OSO.sub.2 ; or a heterocycle which may contain a P(O)(OR.sub.8) or CR.sub.9 R.sub.10 group; with the reservation that at least two of R.sub.4 to R.sub.7 denotes OZ or form a ring, and that at least one of R.sub.4 or R.sub.7 represents OZ; R.sub.8 and R.sub.9 =H, lower alkyl; R.sub.10 =alkoxy, mono- or dialkylamino; R.sub.11, R.sub.12 and R.sub.13, which may be identical or different, are alkyl groups; or their alkali metal, alkaline-earth metal, ammonium and amine salts.
使用以下公式衍生物染色角蛋白纤维的过程:##STR1##其中:R.sub.1 =H,低碳烷基或SiR.sub.11 R.sub.12 R.sub.13;R.sub.2 和 R.sub.3,可能相同也可能不同,=H,烷基,羧基,烷氧羰基或--COOSiR.sub.11 R.sub.12 R.sub.13;R.sub.4 到 R.sub.7,可能相同也可能不同,=H或O--Z基团,其中Z=H,C.sub.1 -C.sub.20 烷基,芳基烷基,甲酰基,C.sub.2 -C.sub.20 酰基,C.sub.3 -C.sub.20 烯基,--SiR.sub.11 R.sub.12 R.sub.13,--P(O)(OR.sub.8).sub.2,R.sub.8 OSO.sub.2;或可能含有P(O)(OR.sub.8)或CR.sub.9 R.sub.10基团的杂环;但至少两个R.sub.4 到 R.sub.7表示OZ或形成环,并且至少一个R.sub.4 或R.sub.7代表OZ;R.sub.8 和 R.sub.9 =H,低碳烷基;R.sub.10 =烷氧基,单烷基或双烷基胺基;R.sub.11,R.sub.12 和 R.sub.13,可能相同也可能不同,为烷基基团;或它们的碱金属、碱土金属、铵盐和胺盐。