Matches 101 - 150 out of 244 < 1 2 3 4 5 >
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6090160 Method for dyeing keratin fibers with compositions which contain 6- or 7-hydroxyindole derivatives as couplers and oxidation dye precursors  
Hydraulic coupler compounds corresponding to the formula: ##STR1## in which R 1 denotes a hydrogen atom or a C 1 -C 4 alkyl radical; R 2 and R 3 , which may be identical or different, denote a...
6090161 Colorants for keratin fibers comprising a 5,6-dihydroxyindoline derivative and a secondary intermediate  
Oxidation colorants which contain at least one secondary intermediate and at least one derivative of 5,6-dihydroxyindoline corresponding to formula (I): ##STR1## in which--independently of one...
6090162 Composition for the oxidation dyeing of keratinous fibres comprising a 5-substituted 3,4-diaminopyrazole and a halogenated meta-aminophenol  
A composition for the oxidation dyeing of keratinous fibers, in particular of human keratinous fibers such as hair, with at least one 5-substituted 3,4-diaminopyrazole as an oxidation base, in...
6074438 Hair dyeing compositions containing 2-chloro- and 2,6-dichloro-4-aminophenol and phenylpyrazolones  
The invention provides compositions and methods for the oxidative coloring of human hair. The compositions of the invention contain as a primary intermediate at least one aminophenol of the...
6063136 Compositions containing pyrrolo-oxazole couplers for dyeing keratin fibers and dyeing methods  
The present invention relates to a composition and a dyeing process for the dyeing of keratinous fibers, in particular of human hair, having, as coupler, at least one compound of formula:...
6042620 p-diaminobenzene derivative compounds and dye compositions containing same  
New p-diaminobenzene derivative compounds of the formula (I): ##STR1## and physiologically compatible water soluble salts thereof are described, wherein X represents oxygen, sulfur, selenium or...
6027538 Compositions for dyeing keratinous fibers comprising indazoleamine derivatives and dyeing process  
A composition for the oxidation dyeing of keratinous fibers containing at least one coupler selected from indazoleamine derivatives and acid addition salts thereof and at least one oxidation base....
6004356 Compositions and processes for the oxidation dyeing of keratin fibers with oxidation bases, a meta-aminophenol, and y-hyroxyindoline  
A composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, comprising at least one suitably selected oxidation base, at least one...
6002018 N-substituted 4-hydroxyindoline derivatives  
The invention relates to N-substituted 4-hydroxyindoline derivatives, to their process of synthesis, to their use as couplers for the oxidation of dyeing of keratinous fibers, in combination with...
5993491 Oxidative hair dye compositions and methods containing 1-(4-aminophenyl)-2-pyrrolidinemethanols  
Compositions and methods for the oxidative coloring of human hair, wherein the compositions contain as a novel primary dye intermediate a 1-(4-aminophenyl)-2-pyrrolidinemethanol, or a cosmetically...
5980585 Compositions for dyeing keratinous fibers comprising imidazopyridine derivatives and process  
A composition for the oxidation dyeing of keratinous fibers comprising at least one imidazopyridine derivative as coupler and at least one oxidation base and the use of such an imidazopyridine...
5968206 Compositions and processes for the oxidative dyeing of keratin fibers with para-phenylenediamine derivatives and 4-hydroxyindule at basic ph's  
A ready-to-use composition for the oxidation dyeing of keratinous fibers, especially of human keratinous fibers such as hair, which comprises, in an alkaline medium (pH>7), an appropriately...
5965114 Dye-containing mass, composition containing it and method for dyeing keratin fibers, especially human hair  
The dye-containing mass contains or consists of a compound of formula I: ##STR1## wherein R represents a DL-, D- or L-aldopyranose or a DL-, D- or L-ketopyranose, and X and Y, independently of each...
5961668 4-(2,4-diaminophenoxymethyl)-1,3-dioxolane secondary intermediates, processes for their production, and hair colorants  
Compounds of the formula (I): ##STR1## wherein R 1 , R 2 , R 3 and R 4 independently of one another may represent a hydrogen atom, a (C 1 -4) alkyl group, a hydroxy (C 2 -3) alkyl group, an...
5948121 Laccases with improved dyeing properties  
The present invention relates to a permanent dyeing composition comprising a) above 0 to 1 mg enzyme protein per ml dyeing composition of microbial laccase, b) one or more dye precursor, and c)...
5938792 Process for dyeing keratinous fibers with aminoindoles and oxidation dye precursors at basic Ph's and dyeing agents  
The invention relates to a process for dyeing keratinous fibres, which consists in applying to these fibres a composition containing, in a suitable medium for dyeing, at least one coupler of...
5922086 Hair colorants based on perimidine derivatives  
A method of preparing an oxidation dyestuff comprising the step of: mixing a coupler substance of formula I ##STR1## wherein R 1 is hydrogen, (C 1 -C 6 )-alkyl, hydroxy-(C 1 -C 6 )-alkyl, (C...
5900028 Oxidation dye composition for keratin fibres comprising 2-amino-3-hydroxypyridine and a P-phenylenediamine or P-aminophenol oxidation base, and dyeing process  
An oxidation dye composition for keratin fibre, in particular human hair, comprising at least one 2-amino-3-hydroxypyridine as coupler, in combination with at least one suitably selected oxidation...
5876464 Hair dyeing with N-(4-aminophenyl) prolineamide, couplers, and oxidizing agents  
N-(4-Aminophenol) prolineamide and cosmetically acceptable salts thereof are useful as primary intermediates in oxidative hair dyeing. Compositions which contain a hair dye produced by oxidatively...
5876465 Compositions for dyeing keratin fibres containing 2-iminoindoline derivatives and dyeing process  
A composition for dyeing keratin fibres, and in particular human keratin fibres such as the hair, characterized in that it comprises, in a medium which is suitable for dyeing: at least one...
5868800 Composition for the oxidation dyeing of keratinous fibres, comprising a para-phenylenediamine derivative and a 6-hydroxy-1, 4-benzomorpholine and dyeing process using such a composition  
The invention relates to an oxidation dyeing composition for keratinous fibres, in particular for human keratinous fibres such as hair, of the type which comprises, in a medium appropriate for...
5858024 Composition for dyeing keratin fibres containing a substance P antagonist  
The invention relates to a composition, in particular a cosmetic composition, and more particularly one for dyeing keratin fibers, this composition containing at least one substance P antagonist in...
5851237 Oxidative hair dye compositions and methods containing 1--(4-aminophenyl) pyrrolidines  
The invention provides compositions and methods for the oxidative coloring of human hair. The compositions of the invention contain as a primary dye intermediate a 1-(4-aminophenyl) pyrrolidine, or...
5827330 Synthesis of quarternary melanin compounds and their use as hair dyes or for skin treatment  
Water soluble, cationic products useful as hair colorants or for the treatment of skin which are esters or amides formed by reaction of melanin and a quaternary salt containing a reactive amino or...
5814106 Composition for the oxidation dyeing of keratin fibres contains a 4-hydroxyindoline coupler at an acidic pH and dyeing process using this composition  
The present invention relates to a ready-to-use composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, this composition comprising, in an...
5792220 Dyeing hair with melanin procursors in the presence of iodate and peroxide  
The present invention concerns improved processes for dyeing keratinous fibers especially hair on the human scalp using a two-step oxidation process for the oxidation of the melanin precursors...
5785717 Composition for the oxidation dyeing of keratin fibers, comprising a diaminopyrazole derivative and a heterocyclic coupler, and dyeing process  
The present invention relates to a composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, comprising at least one diaminopyrazole derivative as...
5769902 Compsitions for dyeing keratinous fibers comprising an ortho-diaminopyrazoles, a coupler or direct dye, and a manganese salt, and processes for dyeing keratinous fibers with these compositions  
Compositions for dyeing keratinous fibers comprising at least one an ortho-diaminopyrazole or an acid addition salt thereof and a manganese salt as well as a dyeing process using these...
5755829 Processes for dyeing keratinous fibers with compositions which contain N-substituted 4-hydroxyindoline derivatives as couplers and oxidation bases  
The subject of the invention is a composition for the oxidation dyeing of keratinous fibers containing at least one N-substituted 4-hydroxyindoline derivative as coupler and at least one oxidation...
5752984 Use of 1,2,3,4-tetrahydroquinoxalines as oxidation dye precursors in oxidative coloring formulations  
An oxidative coloring composition for coloring human hair cointaining an oxidation dye precursor in a water-containing carrier, wherein the dye precursor comprises 1,2,3,4-tetrahydroquinoxalines...
5752982 Methods for dyeing keratinous fibers with compositions which contain aminoindole couplers, oxidation dye precursors, and oxidizing agents at acid pHs  
A method for dyeing keratin fibers, wherein a composition is applied to said fibers which contains, in a suitable dyeing medium, at least one coupler having formula (I) ##STR1## wherein R 1 is...
5746779 Quaternized blue anthraqinone hair dyes in an isatin/amine dye system  
Quaternized blue anthraquinone compounds of Formula I ##STR1## wherein R 1 and R 2 are methyl and R 3 is propyl, or R 1 and R 2 are ethyl and R 3 is methyl and A - is a cosmetically...
5743919 Isatin derivatives for coloring keratin-containing fibers  
The process of coloring keratin-containing fibers by contacting the fibers with an isatin derivative corresponding to formula (I): ##STR1## in which R 1 is a hydroxy group, an optionally C 1 -4...
5718731 Oxidation hair dye composition based on 4,5-diaminopyrazole and m-phenylenediamine derivatives  
The oxidation hair dye composition contains from 0.01 to 4.0 percent by weight of a developer substance including at least one diaminopyrazole of the formula (I) ##STR1## wherein R 1 is selected...
5704948 Compositions for dyeing keratinous fibers and keratinous fiber dyeing processes with derivatives of 4-hydroxyindole and oxidation bases  
A composition for the oxidation dyeing of keratinous fibers containing at least one coupler selected from N-substituted 4-hydroxyindole compounds and acid addition salt thereofs and at least one...
5704949 Process for the manufacture of a hair dye product containing 5,6-dihydroxyindole  
The present invention is directed to the preparation of an aqueous hair dyeing composition containing an effective hair dyeing amount--at least 2 mg/ml--5,6-dihydroxyindole (DHI). An aqueous hair...
5690697 Set, process, and device for dyeing keratinous fibers with indoles or indolines and manganese salts at specific pH ranges  
A set for dyeing keratinous fibers, a dyeing composition, and a process for dyeing keratinous fibers using this dyeing composition are disclosed. Also disclosed is a multi-compartment device, or...
5685882 Use of guar gum in non-rinsed compositions for the dyeing of keratin fibers  
A method for the dyeing of keratin fibers, and in particular human keratin fibers such as the hair, by applying to the fibers non-rinsed dye compositions containing guar gum as sole thickening agent.
5683474 Method for dyeing keratinous fibres using 4-hydroxyindole derivatives at acid pH and compositions used  
Method for dyeing keratinous fibres, in particular human keratinous fibres such as hair, characterized in that a composition containing, in a medium appropriate for dyeing, at least one...
5645609 Compositions which contain and processes which use an insoluble pigment obtained by the oxidative polymerization of indole derivatives for the temporary dyeing of keratinous fibers  
Process for the temporary dyeing of keratinous fibers with a composition containing an insoluble pigment obtained by the oxidative polymerization of an indole compound of formula (I) ##STR1## in...
5637115 Oxidation hair dye compositions containing developers, couplers, and AZO dyes  
The oxidation hair dye composition consists of a combination of 0.01 to 10 percent by weight of one or more developer substances and 0.01 to 5 percent by weight of one or more coupler substances,...
5620484 Compositions and processes for dyeing keratin fibres with 6-hydroxyindoline and oxidation bases at acid pH's  
A ready-to-use composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, comprising, in an acidic medium (pH<7), at least one oxidation base in...
5616150 Isatin-containing formulations for coloring keratin-containing fibers  
A composition for coloring keratin-containing fibers containing: (a) at least one isatin derivative corresponding to formula I: ##STR1## wherein R 1 can represent hydrogen, a C 1 -4 alkyl group, a...
5613985 Hair coloring compositions which contain developers and perimidine couplers  
The present invention relates to the use of a compound of the general formula I ##STR1## wherein R 1 to R 4 , Hal and n are defined as in claim 1, as a coupler substance for the preparation of...
5609649 Tinctorial composition for keratinous fibers containing oxidation dye precursors and couplers derived from 4-hydroxyindole, and dyeing method using them  
Tinctorial composition for keratinous fibers, in particular for human hair, characterized in that it contains, in a medium appropriate for dyeing these fibers, at least one para oxidation dye...
5609650 Dyeing of keratin fibres with indolines using metal salts as catalysts  
An oxidation dye composition for keratin fibers containing component A and component B wherein component A is an oxidation dye precursor indoline derivative of the formula I: ##STR1## wherein each...
5578087 Dyeing compositions for keratinous fibres based on para-phenylene-diamines, meta-phenylenediamine and benzimidazole derivatives, and dyeing process employing them  
Processes for the oxidative dyeing of keratinus fibers with compositions which comprise benzimidazole derivatives as couplers, at least one metaphenylenediaxnine and at least one para or ortho...
5540738 Oxidative hair coloring composition and process for dyeing human keratinous fibers  
A single-stage process for dyeing keratinous fibers in intense colors comprising simultaneously applying to said keratinous fibers a composition comprising iodide ions, an oxidant and an effective...
5538517 Method for dyeing keratin fibers with indole or indoline derivatives, hydrogen peroxide and a peroxidase  
A method for dyeing keratin fibers by applying thereto: a component (1) consisting of an aqueous dyeing medium containing a compound of formula ##STR1## wherein R 1 is hydrogen or alkyl; R 2 is...
5518505 Compositions and methods for the dyeing of keratinous fibers with oxidation dye precursors, indole derivative couplers and oxidizing agents  
Compositions for the oxidative dyeing of keratinous fibers comprising an indole derivative corresponding to the formula (I): ##STR1## in which: R 1 denotes a hydrogen atom or a C 1 -C 4 alkyl...
Matches 101 - 150 out of 244 < 1 2 3 4 5 >