(I), wherein R is C3-4 aklyl, and cosmetically acceptable salts thereof, for use in direct dyeing to give blue through purple shades which are wash-fast, light-fast, weatherproof and sweat resistant, and optionally combined with yellow and optionally read or orange-coloured dyes to give ...
Hair colourants based on direct-acting hair dyes containing a combination of two or more hair dyes dye even damaged hair particularly uniformly by reductive and oxidative hair treatment if this combination contains at least one nitrodiphenyl amine dye of the formula (I) in which one of the grou...
Define direct dye. direct dye synonyms, direct dye pronunciation, direct dye translation, English dictionary definition of direct dye. n any of a number of dyes that can be applied without the use of a mordant. They are usually azo dyes applied to cotton
and hair restorers. Part III takes up the practical art of hair-dyeing. It discusses the techniques of wet shampoo, dry shampoo, oil shampoo, hair drying, hair bleaching, the application of liquid dyes, and henna dyeing. Part discusses the causes of gray hair along with tips for those who...
HAIR DYES AND CANCER Author links open overlay panel Show more Add to Mendeley Share Cite https://doi.org/10.1016/S0140-6736(75)90685-6Get rights and content Access through your organization Check access to the full text by signing in through your organization....
Hair dyeing composition on the basis of powdered direct dyes in the form of granules and process for its preparation Dyeing of human hair using (a) a direct hair dye and (b) an organopolysiloxane with at least1 silicon atom bonded via a hetero (especially nitrogen) atom-c... M Akram,W...
发明人: LA METTRIE, ROLAND DE, ASNIRES, FR,CANIVET, PATRICK, PARIS, FR 摘要: the invention describes hair dyes on the basis of nitro - direktfarbstoffen and a frbeverfahren using these resources.the dyes include at least one purple nitrofarbstoff with a color shade according收藏...
The invention relates to the dyeing of keratin fibres using azomethine direct dyes or reduced precursors of azomethine direct dyes obtained from secondary, N-alkylaminated para-phenylenediamines. The subject of the present application is direct dyes derived from 2-[{2-[(4-aminophenyl) amino] ethy...
A hair dye based on powdered direct dyes on a synthetic and/or natural substrate, opt. with the usual hair dye additives, is in the form of a granulate contg. guar flour. The dye compsns. contains powdered natural vegetable and/or animal components contg. natural direct dye(s), or may...
Three reactive dyes containing a built-in 2-(3-aminophenyl)amino-4,6-di(2,4-dihydroxy)phenyltriazine group were synthesized,and their structures were ident... Y Sun - 《Dyestuffs & Coloration》 被引量: 3发表: 2008年 New dyestuffs containing carboxylic acid groups and their production The inv...