COMPOSICION TINTOREA A BASE DE 3-NITROORTOFENILE NILENODIAMINAS PARA TENIR CARBELLO HUMANO

The invention provides dyeing compositions for keratin fibres, which contain at least one dyestuff corresponding to the formula: in which R1 and R2 independently of one another denote a hydrogen atom, an alkyl group, a monohydroxyalkyl or polyhydroxyalkyl group, an alkyl group substituted by an alko...

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Bibliographic Details
Main Authors ANDREE BUGAUT, JEAN-JACQUES VANDENBOOSCHE, ALEX JUMINO
Format Patent
LanguageSpanish
Published 27.09.1988
Edition4
Subjects
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Summary:The invention provides dyeing compositions for keratin fibres, which contain at least one dyestuff corresponding to the formula: in which R1 and R2 independently of one another denote a hydrogen atom, an alkyl group, a monohydroxyalkyl or polyhydroxyalkyl group, an alkyl group substituted by an alkoxy group, or an aminoalkyl group of which the amino group can optionally be monosubstituted or disubstituted by an alkyl group, and the radical R2 can also denote a phenyl group or a phenyl group substituted by an alkyl, hydroxyl or amino group, and Z denotes a hydrogen atom or an alkyl group, or their cosmetically acceptable salts. Many of the dyestuffs are novel.
Bibliography:Application Number: MX19820190962