Abstract: The invention relates to the dyeing of keratin fibres using azomethine direct dyes or precursors of azomethine dyes obtained from 2-alkylresorcinols. The invention relates to a dye composition comprising at least one azomethine direct dye or pre-cursor of an azomethine direct dye, to a process for dyeing keratin fibres, using the said composition, and to their uses in the dyeing of keratin fibres. This composition allows a particularly stable and fast coloration to be obtained.

Abstract: The invention relates to a method of dyeing and lightening keratin materials in the presence of a reducing agent, comprising applying to keratin materials, a dyeing composition comprising a fluorescent disulfide dye and simultaneously applying to the keratin materials at least one reducing agent.

Abstract: The present invention relates to the dyeing of keratin materials using two colorless dye precursors, at least one of which contains a disulfide/thiol unit, said precursors reacting together chemically to form the color in situ. The process according to the invention makes it possible in the context of certain variants to solve the problems caused by the color generated during the process, while at the same time not degrading the efficacy of the coloration, and especially of the lightening effect. The colorations obtained are moreover powerful, chromatic, sparingly selective, and fast with respect to external agents such as sunlight, perspiration and especially shampoo.

Abstract: This invention relates to a hair dyeing composition comprising at least one anionic and at least one cationic direct acting hair dyes and showing excellent dyeing ability and excellent resistance to hair washing and environmental influences. The coloring composition of this invention are ready to use coloring composition and, therefore, do not require any mixing prior to application with additional agents such as oxidizers. According to the invention the preferred cationic dyestuffs are selected from the following structures wherein R1, R2, R3 and R4 stand for hydrogen, a CH3— or C2H5— group, and Y is an anion such as chloride, bromide, methosulfate.

Abstract: Agent having at least one non-ionic component having an HLB of 8.0 or less are disclosed, as well as the combination of a blue and red substantive dye wherein the weight ratio of the blue dyes as opposed to the red dyes is 1 or greater. Further disclosed are agents for dyeing human hair blond having at least one oxidizing agent preparation and optionally a bleaching force reinforcing preparation. The agents make it possible to avoid undesired color shifts towards yellow or red nuances during blond hair dyeing.

Abstract: The present invention is related to an aqueous cleansing composition for keratin fibres, especially human hair, comprising at least one amino acid surfactant, and a cationic polymer. Accordingly, the object of the present invention is an aqueous cleansing composition comprising at least one amino acid surfactant of structure (I) wherein R1 is a saturated or unsaturated, straight or branched alkyl chain with 7 to 17 C atoms, R2 is H or a methyl, R3 is H, COO?M+, CH2COO?M or COOH, n is 0 to 2, X is COO? or SO3? and M is independent from each other H, sodium or potassium, and a cationic polymer consisting of a copolymer of vinylpyrrolidone and vinylimidazole and a homopolymer of dimethyl dially ammonium chloride.

Abstract: A method of colouring a material, the method comprising the steps of: a)applying to the material a composition comprising a sulphur-containing nucleophile; and b)applying to the material a composition comprising a dye compound selected from a dye class other than the class of reactive dyes.

Abstract: The invention relates to a keratin fiber dyeing composition comprising, in a suitable medium, at least one dye that is selected from among direct dyes and dye precursors, said cosmetic medium containing water and at least one propylene glycol derivative having formula R1(OC3H6)nOR2 (I). The inventive composition can be used to obtain strong color while retaining the softness of the treated hair.

Abstract: An aqueous cleansing composition for keratin fibres comprises at least one amino acid surfactant and an aqueous emulsion of divinyldimethicone/dimethicone copolymer with a special viscosity. The amino acid surfactant is of the following structure wherein R1 is a saturated or unsaturated, straight or branched alkyl chain with 7 to 17 C atoms, R2 is H or a methyl, R3 is H, COO? M+, CH2COO? M or COOH, n is 0 to 2, X is COO? or SO3? and M is independent from each other H, sodium or potassium, and an aqueous emulsion of divinyldimethicone/dimethicone copolymer with an internal phase viscosity of more than 1×108 mm2/s measured at 0.01 Hz at about 25° C.

Abstract: An aqueous cleansing composition for keratin fibres comprises at least one amino acid surfactant and an aqueous emulsion of divinyldimethicone/dimethicone copolymer. The amino acid surfactant 3 of the following structure wherein R1 is a saturated or unsaturated, straight or branched alkyl chain with 7 to 17 C atoms, R2 is H or a methyl, R3 is H, COO?M+, CH2COO?M or COOH, n is 0 to 2, X is COO? or SO3? and M is independent from each other H, sodium or potassium, and an aqueous emulsion of divinyldimethicone/dimethicone copolymer with an internal phase viscosity of more than 1×108 mm2/s measured at 0.01 Hz at about 25° C.

Abstract: Disclosed herein is an aqueous dye composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising, in a suitable dyeing medium: (a) at least one oxidizing agent, (b) at least one water-insoluble oxygenated organic non-dyeing compound, present in an amount of at least 30% by weight relative to the total weight of the dye composition, and (c) at least one oxidation dye precursor and/or at least one direct dye. Also disclosed herein is a process for dyeing human keratin fibers, for example, the hair, comprising applying such a composition to the keratin fibers.

Abstract: The present disclosure relates to a method of coloring or lightening of human keratin fibers in the presence of an oxidizing agent, comprising the application of an anhydrous cosmetic composition comprising at least one fat, and at least one surfactant, an oxidizing composition, a composition comprising at least one inorganic base. It also relates to a kit with several compartments, in which a first compartment comprises the aforementioned anhydrous cosmetic composition, a second compartment comprises an oxidizing composition and a third compartment comprises a composition comprising at least one inorganic base and optionally at least one dye.

Abstract: The present application relates to a novel family of cationic naphthalimide compounds that can be used as a direct dye, and to a dye composition for the dyeing of keratin fibres, in particular human keratin fibres such as the hair, comprising, in a suitable dyeing medium, at least one such compound. The present application also relates to the dyeing process using this composition and its uses.

Abstract: Disclosed are olymeric dye of formula (1a), (1b), (1c), A and B, independently from each other represent a polymer backbone; X1 and X2 independently from each other are a linkage group selected from —C1-C30alkylene- or —C2-C12alkenylene-, which is interrupted and/or terminated at one or both ends by one or more than one —S—, —N—, —N?—, —N(R5)—, —S(O)—, —SO2—, —(CH2CH2—O)1-5—, —(CH2CH2CH2—O)1-5—, —C(O)—, —C(O)O—, —OCO—, (II), —CON(R1)—, —C(NR1R2)2—, —(R1)NC(O)—, —C(S)R1—; or an optionally substituted, saturated or unsaturated, fused or non-fused aromatic or nonaromatic (heterocyclic) bivalent radical optionally comprising at least one heteroatom; a saturated or unsaturated, fused or non-fused aromatic or nonaromatic bivalent radical comprising at least one heteroatom, which is optionally substituted by C1-C30alkyl, C1-C30alkoxy, C2-C12alkenyl, C5-C10aryl, C5-C10cycloalkyl, C1-C10alkyl(C5-C10arylene), hydroxy or halogen; R1 and R2 independently from each other are hydrogen; unsubstituted or substituted, straigh

Abstract: Provided is a process for lightening or dyeing keratin fibers, including human keratin fibers such as the hair, in the presence of an oxidizing agent, wherein the following are applied to the keratin fibers: (a) an anhydrous cosmetic composition (A) comprising at least one fatty substance and at least one surfactant, (b) a cosmetic composition (B) comprising at least one organic amine with a pKb of less than 12 at 25° C. and at least one mineral base, and (c) a composition (C) comprising at least one oxidizing agent; when the process described herein is a process for dyeing keratin fibers, composition (B) further comprises at least one dye. Also provided is a multi-compartment device comprising a first compartment having the anhydrous cosmetic composition, a second compartment having at least one organic amine with a pKb of less than 12 at 25° C., and also at least one mineral base and optionally at least one dye, and a third compartment having an oxidizing composition.

Abstract: Disclosed are polymeric dyes obtained by the reaction of (a) a basic polycondensate with (b) an electrophilic dye of formula (2) P—X—Ya+ Ana?; wherein the basic polycondensate (a) is obtained by the reaction of (a1) an amine of formula (I) in the presence of an anhydrous solvent with an ammonium salt (a2) with a cyanamide; wherein R1, R2, R3 and R4 independently from each other are hydrogen; or C1-C4alkyl, which may be substituted by amino, hydroxy, cyano or C1-C4alkoxy; A is C2-C20alkylene, which may be substituted or interrupted by one or more than one hetero atoms; P is a reactive grouping capable of reacting with a nitrogen nucleophile; X is a linkage group selected from C1-C30alkylene, C2-C12alkenylene, C5-C10arylene, C5-C10cycloalkylene and C1-C10alkylene(C5-C10arylene) which may be interrupted and/or terminated at one or both ends by one or more than one —O—, —S—, —N?, —N(R5)—, —S(O)—, SO2, —(CH2CH2—O)1-5—, —(CH2CH2CH2—O)1-5—, —C(O)—, —C(O)O—, —OC(O)—, (II), —CON(R5)—, —C(NR5R6)2—, —(R5)NC(O)—, —C(S)R5

Abstract: The present disclosure relates to a process for lightening human keratin fibers using at least one anhydrous composition (A) comprising at least one fatty substance, at least one surfactant, monoethanolamine and at least one basic amino acid, and at least one composition (B) comprising at least one oxidizing agent. The disclosure relates to a multi-compartment device comprising the abovementioned compositions (A) and (B).

Abstract: Disclosed is a hair conditioning composition comprising by weight: (a) from about 0.2% to about 10% of a cationic surfactant which is a salt of: (i) primary, secondary, and tertiary amines wherein the amines have one long alkyl or alkenyl group of from about 20 to about 24 carbon atoms; and (ii) acids such as 1-glutamic acid and lactic acid; (b) from about 1% to about 15% of a high melting point fatty compound; (c) from about 0.00005% to about 0.5% of a direct dye; and (d) an aqueous carrier. The composition of the present invention provide coloring benefits especially color enhancing and/or preventing color fade of colored hair, while providing improved conditioning benefits.

Abstract: The present disclosure relates to a process for lightening or dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising applying to the keratin fibers: (a) an anhydrous cosmetic composition (A) comprising at least one fatty substance and at least one surfactant; (b) a cosmetic composition (B) comprising at least one ammonium salt; and (c) a composition (C) comprising at least one oxidizing agent; when the process is a process for dyeing keratin fibers, said cosmetic composition (B) further comprises at least one oxidation dye and/or at least one direct dye. The present disclosure also relates to a multi-compartment device comprising the disclosed compositions for lightening or dyeing keratin fibers.

Abstract: Provided is a process for dyeing or lightening human keratin fibers, comprising applying to the keratin fibers: a) at least one anhydrous composition (A) comprising at least one fatty substance and at least one surfactant; b) at least one composition (B) comprising monoethanolamine and at least one basic amino acid; and c) at least one composition (C) comprising at least one oxidizing agent; provided that when the process is a dyeing process, the at least one anhydrous composition (A) is free from organic amines and the at least one composition (B) comprises at least one oxidation dye and/or at least one direct dye fiber.

Abstract: Disclosed are cationic polymeric dye with a hue value of h=210° to 330° comprising: a) a polymer backbone, b) a residue of an organic dye, and c) optionally colorless organic groups, wherein (b) and (c) are covalently bound to the polymer backbone (a), and wherein the cationic charges can independently be part of the dye or the colorless organic groups. The dyes are distinguished by their depth of shade and their good fastness properties to washing, such as, for example, fastness to light, shampooing and rubbing.

Abstract: Disclosed are cationic oligomeric dye, comprising a low molecular weight polyamine comprising the repeating units (1a) or (1b), wherein at least 90% of the polyamine molecules are selected from tetramines, pentamines and hexamines; and R is the residue of a cationic dye, which is covalently bonded, optionally via a linker, to the nitrogen atoms of the polyamine; or hydrogen; wherein the polyamine repeating units (1a) and (1b) comprise at least one carionic dye residue; and n is a number from 3-12. The dyes are distinguished by their depth of shade and their good fastness properties to washing, such as, for example, fastness to light, shampooing and rubbing.

Abstract: Disclosed are methods and kits for coloring the hair involving a color base composition comprising at least one primary dye intermediate, and a developer composition comprising an oxidizing agent chosen from persulfates, perborates, percarbonates, and mixtures thereof. Preferably, the color base composition and developer composition are substantially free of an oxidation catalyst.

Abstract: A process for dyeing human keratin fibers in the presence of at least one oxidizing agent, comprising applying to the fibers at least one anhydrous composition (A) comprising at least one fatty substance and at least one surfactant, at least one composition (B) comprising at least one oxidizing agent, and at least one composition (C) comprising at least one dye chosen from direct and oxidation dyes, and at least one organic amine having a pKb at 25° C. of less than 12. The present disclosure also relates to a multi-compartment device containing, in separate compartments, the compositions (A), (B), and (C); and a method of making a ready-to-use composition. The present disclosure also relates to an anhydrous composition comprising at least one fatty substance, at least one surfactant, at least one dye, and at least one organic amine.

Abstract: An oil-in-water type one-part hair dye composition containing components (A), (B), (C) and (D); (A) a direct dye; (B) a hydrocarbon oil; (C) a polyoxyalkylene-modified dimethylpolysiloxane with an HLB of 7 or higher; and (D) an aromatic alcohol; wherein the content ratio by mass of the component (B) to the component (C), (B)/(C) is 0.05 to 10.

Abstract: The invention relates to the dyeing of keratinous fibres using azomethine direct dyes of formula (I) or reduced precursors of azomethine direct dyes of formula (II) obtained from 2-chloro-3-amino-6-methylphenol. A subject-matter of the invention is a dyeing composition comprising at least one chlorinated azomethine direct dye or one reduced precursor of a chlorinated azomethine direct dye, a method for dyeing keratinous fibres which employs the said composition and their uses in the dyeing of keratinous fibres. This composition makes it possible to obtain a particularly stable and consistent colouring.

Abstract: The invention relates to the dyeing of keratin fibres using azomethine direct dyes or reduced precursors of azomethine direct dyes of formula (I) and (II) obtained from 2-amino-3-hydroxypyridine. The invention relates to a dye composition comprising at least one azomethine direct dye or a reduced precursor of an azomethine direct dye, to a process for dyeing keratin fibres, using the said composition, and to their uses in the dyeing of keratin fibres. This composition allows a particularly stable and fast coloration to be obtained.

Abstract: The invention relates to the dyeing of keratin fibres using azomethine direct dyes or precursors of azomethine dyes obtained from 2-alkylresorcinols. The invention relates to a dye composition comprising at least one azomethine direct dye or pre-cursor of an azomethine direct dye, to a process for dyeing keratin fibres, using the said composition, and to their uses in the dyeing of keratin fibres. This composition allows a particularly stable and fast coloration to be obtained.

Abstract: Disclosed herein is at least one compound chosen from compounds of leuco type of formula (I), dyes of azomethine type comprising a pyrazolopyridine unit of formula (II) corresponding to the compounds of formula (I), mesomeric forms, isomeric and tautomeric forms thereof, acid-addition salts thereof and solvates thereof:

Abstract: The invention relates to the dyeing of keratin materials using dichromophore dyes with a carbonyl or heterocyclic linker. The invention relates to a dye composition comprising a dye with a carbonyl or heterocyclic linker, and to a dyeing process with a lightening effect on keratin materials, in particular keratin fibers, especially human keratin fibers such as the hair, using said composition, optionally in the presence of a cosmetically acceptable acid or base. It similarly relates to novel dyes and to the uses thereof in lightening keratin materials. This composition makes it possible to obtain a coloring with a lightening effect which is particularly resistant and visible on dark keratin fibers.

Abstract: The present invention relates to the dyeing of keratin materials using two colorless dye precursors, at least one of which contains a disulfide/thiol unit, said precursors reacting together chemically to form the color in situ. The process according to the invention makes it possible in the context of certain variants to solve the problems caused by the color generated during the process, while at the same time not degrading the efficacy of the coloration, and especially of the lightening effect. The colorations obtained are moreover powerful, chromatic, sparingly selective, and fast with respect to external agents such as sunlight, perspiration and especially shampoo.

Abstract: The invention relates to a dyeing composition containing a thiol/disulphide fluorescent colorant comprising a heterocycle, and to a method for colouring keratin materials, especially keratin fibres, particularly human keratin fibres such as hair, with a lightening effect, using said composition. The invention also relates to novel thiol/disulphide fluorescent colorants and the uses thereof for lightening keratin materials. Said composition produces a lightening effect which is especially tenacious and visible on dark keratin fibres.

Abstract: Provided is a two-part hair dye composition, including a first part containing an alkali agent, a second part containing hydrogen peroxide, and a non-aerosol type foamer container for discharging a mixture solution of the first part and the second part as foam, in which the mixture solution contains the following components (A) and (B): (A) 0.1 to 10% by mass of a nonionic surfactant, and (B) 0.1 to 5% by mass of a cationic surfactant, and the mass ratio of the component (A) to the component (B) (content of the component (A)/content of the component (B)) is 1 to 100.

Abstract: The invention relates to a dye composition comprising a thiol/disulphide fluorescent dye comprising amino groups, and to a dyeing process which has a lightening effect on keratin materials, in particular keratin fibres, especially human keratin fibres such as the hair, using said composition. It similarly relates to novel thiol/disulphide fluorescent dyes and to uses thereof in lightening keratin materials. This composition makes it possible to obtain a particularly resistant and visible lightening effect on dark keratin fibres.

Abstract: Disclosed are mixtures of sulfide dyes and dyeing compositions comprising mixtures of sulfide dyes. The dye mixtures are useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.

Abstract: Provided herein is a method for dyeing keratin fibers, comprising applying to the keratin fibers, at least one composition comprising at least one compound chosen from compounds of leuco type of formula (I), dyes of azomethine type containing a pyrazolopyridine unit of formula (II) corresponding to the compounds of formula (I), mesomeric forms, isomers and tautomers thereof, and also acid-addition salts thereof and solvates thereof:

Abstract: Disclosed herein is at least one compound chosen from compounds of leuco type of formula (I), dyes of azomethine type comprising a pyrazolopyridine unit of formula (II) corresponding to the compounds of formula (I), mesomeric forms, isomeric and tautomeric forms thereof, acid-addition salts thereof and solvates thereof:

Abstract: The present invention relates to thiol/disulphide azo quinolinium compounds for dyeing keratin fibres. The invention relates to a dye composition comprising a particular thiol/disulphide azo quinolinium chromophore-containing thiol or disulphide dye, and to a process for dyeing keratin fibres such as the hair, using said composition. It similarly relates to novel particular thiol/disulphide azo quinolinium chromophore-containing dyes and to the uses thereof in dyeing keratin fibres. The dyeing process according to the invention makes it possible to dye keratin fibres without damaging them, in a manner which is particularly persistent with respect to shampooing operations and common attacks. Moreover, the novel dyes according to the invention extend the colour range to violets and blues. This process also makes it possible to dye bleached keratin fibres in a strong and chromatic manner.

Abstract: A hair coloring composition comprises a N,N?-alkylurea, a hair dye, and a solvent.

Abstract: Disclosed are tricationic dye compounds, useful for dyeing hair, wool, leather, silk, cellulose or polyamides. The dye compounds are of formula (1), where the groups are as defined in the specification and claims.

Abstract: Disclosed are triarylmethane dye compounds of formula (2) wherein R8 is C1-C12alkyl, C1-C12alkoxy, phenyl, hydroxy, halogen, sulfonic acid, carboxylate, or the radical —NR6R7 or —OR8; B1 and B2, independently from each other are C6-C10aryl; or a 5-7-membered heterocyclic compound, which may be substituted by C1-C12alkyl, C1-C12alkoxy, phenyl, hydroxy, halogen, sulfonic acid, carboxylate, or by the radical —NR6R7 or —OR6; and R6 and R7 independently from each other are hydrogen; or C1-C12alkyl, which may be substituted by hydroxy or C6-C10aryl.

Abstract: The invention relates to the dyeing of keratin materials using naphthylimide thiol/disulphide thiol fluorescent dyes, and to a dyeing process which has a lightening effect on keratin materials, in particular keratin fibres, especially human keratin fibres such as the hair, using said composition. It similarly relates to novel thiol/disulphide fluorescent dyes and to uses thereof in lightening keratin materials. This composition makes it possible to obtain a particularly resistant and visible lightening effect on dark keratin fibres.

Abstract: The present invention refers to dyestuffs of the general Formula (I) wherein R, X, Y and Z are defined as given in claim 1, dyestuff mixtures and hair dye compositions comprising them, as well as a process for coloring hair.

Abstract: Disclosed are thiol dyes of formula (I), wherein R1, R2, R3, R4 and R5 independently from each other are hydrogen; unsubstituted or substituted, straight-chain or branched, monocyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); A is a residue of an organic dye; and Y1 is the direct bond; C1C10alkylene; C5-C10cycloalkylene; C5-C12arylene; or C5-C12arylene-(C1-C10alkylene). The compounds are used to dye hair with or without reducing agents. Furthermore, the present invention relates to compositions comprising thiol dyes of formula (I) and to process for the preparation of theses compounds.

Abstract: The present disclosure relates to a composition for dyeing or lightening human keratin fibers, comprising: a cosmetically acceptable medium; at least 25% by weight of at least one fatty substance different from fatty acids; from 1% to 10% by weight of at least one nonionic surfactant comprising ethylene oxide in an amount ranging from 10 mol to 80 mol; at least one dye chosen from oxidation dyes and direct dyes; at least one basifying agent; and at least one oxidizing agent. The disclosure also relates to a dyeing or lightening process using it. Another subject of the disclosure is multi-compartment devices or kits for obtaining, after mixing together the compositions of the compartments, just before its application, a composition according to the disclosure.

Abstract: The present disclosure relates to a composition for dyeing or lightening human keratin fibers, comprising: a cosmetically acceptable medium; at least 25% by weight of at least one fatty substance; from 0.5% to 15% by weight of at least one silicate chosen from smectite, vermiculite, stevensite and chlorite clays; at least one dye chosen from oxidation dyes and direct dyes; at least one basifying agent; and at least one oxidizing agent. The disclosure also relates to a dyeing or lightening process using it. Another aspect of the disclosure is multi-compartment devices or kits for obtaining, after mixing together the compositions of the compartments, just before its application, a composition according to the disclosure.

Abstract: Provided herein is a process for dyeing keratin materials, comprising: applying to said keratin materials a dyeing composition, comprising, a direct emulsion (A) comprising at least one fatty substance other than fatty acids present in an amount greater than 25% by weight; at least one surfactant; at least one alkaline agent; at least one colored or coloring entity chosen from direct dyes and oxidation dyes; and water in an amount greater than 5% by weight relative to the total weight of the direct emulsion (A); and a composition (B) comprising at least one oxidizing agent.

Abstract: Disclosed are certain oxazine disulfide dyes useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.

Abstract: A composition and method for simultaneously lightening and coloring hair. The composition generally consists of three components, specifically, a bleaching composition, an oxidizing composition and a dyeing composition. The composition preferably lightens hair color by a plurality of levels and simultaneously deposits tones that are attractive and long lasting. In a preferred embodiment, the bleaching composition is a powder composition based on silicate and/or carbonate salts and/or persulfate salts of ammonium, potassium or sodium. The persulfate bleaching composition can be ammonia-free, if desired. The oxidizing composition is preferably an anhydrous hydrogen peroxide solution, or another source of oxygen. The bleaching composition can be mixed with the oxidizing composition to form an anhydrous creme that is applied to the hair.

Abstract: A process for coloring and permanently shaping keratin fibers especially human hair comprising applying to the human hair: (a) an aqueous coloring composition based on at least one hair direct dye and not comprising any oxidative dye precursors and/or couplers, and rinsed off from hair with water after processing 1 to 45 min at a temperature of 20 to 45° C.