摘要:
One subject of the present invention is monocationic monochromophoric compounds of formula (I) and/or (II) below: in which: R1 represents a hydrogen or an alkyl, phenyl, benzyl, alkylcarbonyl, alkylsulphonyl, aminosulphonyl or aminocarbonyl radical; R5 represents an alkyl, phenyl or benzyl radical; R2 and R3, represent a halogen or an alkyl, aryloxy, arylamino, hydroxyl, alkoxy, (poly)hydroxyalkoxy, alkoxycarbonyl, alkylcarbonyloxy, amino, alkylcarbonylamino, aminocarbonyl, ureido, aminosulphonyl, alkylthio, alkylsulphonylamino, cyano, trifluoromethyl, thio, alkylsulphinyl or alkylsulphonyl radical; R4 represents a hydrogen or an alkyl, amino, alkylcarbonylamino, ureido, alkylsulphonylamino, hydroxycarbonyl, alkoxycarbonyl, cyano, phenyl or benzyl radical; R6 and R7, represent a hydrogen or an alkyl, alkylcarbonyl, alkoxycarbonyl, alkoxyaryl, aminoaryl, aminocarbonyl or alkylsulphonyl radical; and n is between 0 and 4, n′ is between 0 and 4, the electroneutrality of the compounds of formulae (I) and (II) being ensured by one or more cosmetically acceptable anions An. Another subject of the invention is dyeing compositions comprising said compounds as direct dye, and also a method for dyeing keratin fibres using this composition and a multicompartment device.It finally relates to methods for synthesizing compounds of formula (I) and/or (II).
摘要:
The present invention concerns a new dissymmetrical cationic polyazo compounds of formula (I) Dye1-L-Dye2. The present invention also relates to dye compositions comprising such compounds as direct dye in a medium that is suitable for dyeing keratin fibres, and also to a process for dyeing keratin fibres using this composition and a multi-compartment device. The present invention provides direct dyes with which strong and varied shades that are resistant to external attacking factors such as bad weather and shampooing, for which there is no observation of any problem of change in colour over time.
摘要:
The present invention relates to symmetrical tetraazo cationic compounds of formula (I) Dye1-L-Dye1 in which formula: Dye1 represents: in which: W1, which are identical, represent: W2, which are identical, represent: W3, which are identical, represent: L represents an optionally substituted C1-C60 hydrocarbon-based chain, optionally bearing at least one cationic charge, optionally interrupted with and/or terminated at one and the other of the ends with at least one hetero atom or group comprising at least one hetero atom; the electrical neutrality of the compounds being ensured by means of one or more cosmetically acceptable, identical or different anions An. A subject of the invention is similarly a composition comprising such a dye as direct dye, and also a process using the said composition for dyeing keratin fibres.
摘要:
The present disclosure relates to a novel family of dicationic bis-hydrazone compounds that may be used as direct dyes, and to a dye composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising, in a suitable dyeing medium, at least one such compound. Also disclosed are dyeing processes implementing this composition and uses thereof.
摘要:
The present disclosure relates to cationic diazo dye compounds of formula (I): Dye1-LK-Dye2 (I), dye compositions comprising the direct dye compounds, and also to a process for dyeing keratin fibers using this composition and a multi-compartment kit.
摘要:
The invention concerns symmetric diazo cationic compounds of formula (I), their resonance forms, as well as their acid-addition salts and their solvates, wherein W1, identical represent a hydrogen atom, a halogen atom, a —NR5R6, OR7, —NR1-Ph-NR5R6, —NR4-Ph-OR7, —O-Ph-OR7, —O-Ph-NR5R6 group; L represents a cationic of non-cationic linker arm. The invention also concerns dyeing compositions comprising in a suitable medium for dyeing keratinous fibers, such compounds as direct dyeing agent, as well as a method for dyeing keratinous fibers using said composition and a multiple-compartment device.
摘要翻译:本发明涉及式(I)的对称重氮阳离子化合物,它们的共振形式,以及它们的酸加成盐及其溶剂化物,其中W 1是相同的,表示氢原子,卤素原子, -NR 5 R 6,或7,-NR 1 -CR 3 -NR 5, R 6,R 6,R 6,R 6,R 6,R 7, ,-O-Ph-NR 5 R 6 C 6基团; L表示非阳离子连接臂的阳离子。 本发明还涉及包含在用于染色角质纤维的合适介质中的染色组合物,诸如直接染色剂的化合物,以及使用所述组合物和多室装置染色角质纤维的方法。
摘要:
Disclosed herein are symmetrical cationic diazo compounds chosen from compounds of formula (I), their resonance forms, their acid addition salts, and their solvates: Also disclosed herein are dyeing compositions comprising such compounds as a direct dye in a medium appropriate for the dyeing of keratin fibers, a method of coloring keratin fibers comprising contacting the keratin fibers with such compositions, and a device comprising a plurality of compartments.
摘要:
The present invention relates to symmetrical cationic diazo compounds of formula (I) below, their resonance forms, and also their acid addition salts and their solvates: in which W1 radicals, which are identical, represent a halogen atom or an —NR4—Ph—NR5R6, —NR4—Ph—OR7, —O—Ph—OR7 or —O—Ph—NR5R6 group; L, a cationic linker connecting the two identical azo chromophores represents a C2-C40 alkyl radical which carries at least one cationic charge and is optionally substituted and/or optionally interrupted by one or more, saturated or unsaturated (hetero)cycles; the linker L containing no azo, nitro, nitroso or peroxo bond. The invention further relates to dyeing compositions comprising such compounds as a direct dye in a medium appropriate for the dyeing of keratin fibres, and also to a method of colouring keratin fibres that employs this composition, and a device having a plurality of compartments.
摘要翻译:本发明涉及以下式(I)的对称阳离子重氮化合物,它们的共振形式,以及它们的酸加成盐及其溶剂合物:其中相同的W 1个基团代表卤素 原子或-NR 4 -OR-NR 5 R 6,-NR 4 -OR-OR 6, -O-Ph-OR 7或-O-Ph-NR 5 R 6 C 6基团; L,连接两个相同的偶氮发色团的阳离子接头表示携带至少一种阳离子电荷且任选被取代和/或任选中断的C 2 -C 40 -C 40烷基 通过一个或多个饱和或不饱和(杂)周期; 连接体L不含偶氮,硝基,亚硝基或过氧键。 本发明还涉及包含适合于染色角蛋白纤维的培养基中的直接染料等化合物的染色组合物,以及使用该组合物的角蛋白纤维着色方法,以及具有多个隔室的装置。
摘要:
The present disclosure relates to dissymmetrical cationic diazo compounds having at least one 4-pyridinium unit and a cationic or non-cationic linker. The disclosure further relates to dyeing compositions comprising these compounds as a direct dye in a medium appropriate for the dyeing of keratin fibers. Further, the disclosure relates to a method of coloring keratin fibers that employs this composition, and a device having a plurality of compartments.
摘要:
The present disclosure relates to compounds used as direct dyes, and dyeing compositions comprising such compounds. The disclosed compounds have the formula A-L-B, wherein A and B are chosen from arylazoimidazolium coloring functional groups, and L is a linker comprising at least one cationic group C. The disclosure also relates methods of using such compositions for coloring keratin fibers, such as the hair.