Heterocyclic Amine Dye Patents (Class 8/409)
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Patent number: 7132543Abstract: The present disclosure relates to a novel a para-phenylenediamine derivative substituted with a pyrrolidinyl group of formula (I) and the addition salts thereof. The present disclosure also relates to a dyeing composition for keratin fibers comprising the paraphenylene derivative as at least one oxidation base, and to a process for dyeing keratin fibers and a multi-compartment kit using the claimed dye composition. Such a composition makes it possible to obtain a chromatic, powerful, unselective and fast coloration of keratin fibers.Type: GrantFiled: March 29, 2004Date of Patent: November 7, 2006Assignee: L'Oreal S.A.Inventors: Laure Ramos, Stéphane Sabelle
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Patent number: 7128764Abstract: The object of the present patent application are 3-aminophenol derivatives of formula (I) or the physiologically tolerated, water-soluble salts thereof wherein R denotes a heterocyclic aromatic 5-membered ring of formula (Ia) and colorants based on a developer-coupler combination and containing these compounds.Type: GrantFiled: April 24, 2002Date of Patent: October 31, 2006Assignee: Wella AGInventors: Cècile Pasquier, Patrick Wyss, Hans-Juergen Braun
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Patent number: 7122061Abstract: The present invention has for an object compounds of formula (I) and colorants containing these 4-aminobiphenyl-3-ol derivatives of general formula (I) for dyeing keratin fibers, particularly hair, wherein R1 and R2 independently of each other denote hydrogen, a halogen atom, a cyano group, a hydroxyl group, a C1–C4-alkoxy group, a C2–C4-hydroxyalkoxy group, a C1–C6-alkyl group, a nitro group, a trifluoromethyl group, a —C(O)H group, a —C(O)CH3 group, a —C(O)CF3 group, an —Si(CH3)3 group or a C1–6-hydroxyalkyl group or R1 and R2 together form an —O—CH2—O— bridge.Type: GrantFiled: May 13, 2003Date of Patent: October 17, 2006Assignee: Wella AGInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 7105032Abstract: A composition for dyeing keratin-containing fibers, particularly human hair, comprising 1,2-dihydropyrimidinium derivatives in combination with reactive carbonyl compounds and methods of employing this combination for dyeing keratin-containing fibers, for color restoration or shading keratin-containing fibers that are already dyed.Type: GrantFiled: March 1, 2005Date of Patent: September 12, 2006Assignee: Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)Inventors: Wibke Gross, Sandra Mausberg, Horst Hoeffkes, Doris Oberkobusch
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Patent number: 7091350Abstract: The invention relates to diaminopyrazole derivatives having the following structure (I), wherein R1 represents an alkyl or alkenyl radical bearing at least one substituent selected from among OR, NRR?, SR, SOR, SO2R, COOR, CONRR?, PO(OH)2, SO3X, NHCONRR, a non-cationic heterocycle, an aryl, a halogen. R2 and R3 are different from H and represent, independently of each other, an alkyl or alkenyl group; R2 and R3, together with the nitrogen atom to which they are attached, can form a heterocycle possibly comprising at least one other heteroatom selected from among N, O and S; R2 and R3 or the heterocycle that they form with the nitrogen to which they are attached can be substituted by at least one substituent defined above.Type: GrantFiled: February 14, 2002Date of Patent: August 15, 2006Assignee: L'OrealInventors: Thilo Fessmann, Eric Terranova
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Patent number: 7077872Abstract: The object of the present patent application are agents for dyeing keratin fibers based on a developer-coupler combination and characterized in that they contain at least one 3-aminophenol derivative of formula (I) or a physiologically compatible, water-soluble salt thereof wherein R1 denotes a group of the formula ?or a group of the formula ?as well as novel 3-aminophenol derivatives.Type: GrantFiled: April 24, 2002Date of Patent: July 18, 2006Assignee: Wella AGInventors: Cècile Pasquier, Patrick Wyss, Hans-Juergen Braun
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Patent number: 7060112Abstract: The invention relates to a composition for oxidation dyeing of keratinous fibers, and in particular human keratinous fibers, such as hair, comprising, in a medium appropriate for dyeing, at least one oxidation base, 2-amino-4-N-(?-hydroxyethyl)aminoanisole as coupler, and at least an enzyme of the laccase type, as well as the dyeing method using this composition.Type: GrantFiled: April 19, 2004Date of Patent: June 13, 2006Assignee: L'OrealInventors: Gérard Lang, Jean Cotteret
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Patent number: 7060107Abstract: Compositions for oxidation dyeing keratin fibers, such as human keratin fibers like hair, comprising, in a dyeing medium, (1) at least one oxidation dye, and (2) a combination comprising at least one cyclohomopolymer of dialkyldiallylammonium and at least one other particular quaternary polyammonium. Processes comprising such oxidation dyeing compositions.Type: GrantFiled: January 2, 2001Date of Patent: June 13, 2006Assignee: L'Oreal S.A.Inventors: Cécile Bebot, Christine Rondeau, François Cottard, Francoise Boudy
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Patent number: 7056354Abstract: The invention concerns compounds derived from diaminopyrazole of formula (I), wherein: Ar is a 5- or 6-membered heteroaromatic radical capable of being condensed with one or several heteroaromatic cycles each comprising 5 or 6 members, and their physiologically acceptable addition salts with and acid.Type: GrantFiled: July 9, 2002Date of Patent: June 6, 2006Assignee: L'OrealInventors: Thilo Fessmann, Eric Terranova
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Patent number: 7044987Abstract: The invention relates to a dye composition that is useful for dyeing keratin fibres, containing at least one oxidation base and at least one coupler of the 6-alkoxy-2,3-diaminopyridine type in which the amino radical in position 2 is a monosubstituted amino radical, to the use of this composition for dyeing keratin fibres and to the dyeing process using this composition. The invention also relates to novel 6-alkoxy-2,3-diaminopyridine compounds that are useful as couplers.Type: GrantFiled: October 6, 2003Date of Patent: May 16, 2006Assignee: L'Oreal S.A.Inventors: Laurent Vidal, Aziz Fadli
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Patent number: 7029501Abstract: Provided is a hair dye composition containing a dissociative direct dye represented by the following formula (1): wherein, R1 to R4 each represents H or substituent, X represents OH or —NHSO2R5 (R5 representing an alkyl, aryl or heterocyclic group) and A represents a group of any one of formulas (Cp-1) through (Cp-12). The hair dye composition of the present invention is capable of strongly dyeing the hair with a vivid color tone without causing decomposition of the dye during the dyeing process, exhibits excellent resistance against sunlight, hair washing, perspiration, friction and heat, has a high stability against an alkali agent and an oxidizing agent, has a high dyeing property, and shows less color fade over time.Type: GrantFiled: September 12, 2003Date of Patent: April 18, 2006Assignees: Kao Corporation, Fuji Photo Film, Co., Ltd.Inventors: Dominic Pratt, Toshio Kawagishi
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Patent number: 7018426Abstract: The object of the invention is an agent for the oxidative dyeing keratin fibers, wherein it contains (a) at least one 4,5-diaminopyrazole derivative of Formulas (I), (II) or (III) or its salt with organic or inorganic acids as well as (b) at least one resorcinol derivative of the general Formula (IV)Type: GrantFiled: September 13, 2001Date of Patent: March 28, 2006Assignee: Wella AGInventors: Manuela Javet, Christel Dousse
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Patent number: 7014663Abstract: The invention concerns compounds derived from diaminopyrazole of formula (I), wherein: R1 is a linear or branched radical selected among C2, C3, C4 aminoalkyl radicals or C2, C3, C4 aminoalkenyl radicals, or one of the physiologically acceptable salts thereof. The invention also concerns compositions containing said compound for dyeing keratinous fibers and the method using said compositions.Type: GrantFiled: July 9, 2002Date of Patent: March 21, 2006Assignee: L'OrealInventors: Thilo Fessmann, Eric Terranova
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Patent number: 7004980Abstract: Provided is a one-part air-oxidative hair dye composition containing (A) 5,6-dihydroxyindoline-2-carboxylic acid or a salt thereof, (B) an alkali agent selected from sodium hydroxide, potassium hydroxide, ammonia, guanidine, basic amino acids and carbonates, and (C) from 10 to 50 wt. % of a water compatible organic solvent, said composition being substantially free of an alkanolamine, and having a pH of from 8 to 12. This one-part air-oxidative hair dye composition has excellent hair dyeing power.Type: GrantFiled: November 6, 2002Date of Patent: February 28, 2006Assignee: Kao CorporationInventors: Yoshinori Saito, Kenzo Koike
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Patent number: 6974485Abstract: Use of an extract of the plant Myrsine africana in oxidation dyeing for dyeing keratin fibres, a novel composition comprising this plant extract, a process for the oxidation dyeing of keratin fibres using this composition, as well as the coloured products obtained using the composition.Type: GrantFiled: November 14, 2002Date of Patent: December 13, 2005Assignee: L'Oreal S.A.Inventors: Béatrice Belcour-Castro, Hervé Burgaud, Georges Hussler, Michel Seite
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Patent number: 6951574Abstract: Primary intermediates for hair coloring compositions for oxidative dyeing of hair are compounds of the formula (1): where R1 and R2 are each individually selected from a hydrogen atom, a C1 to C3 alkyl group, a C1 to C5 mono or dihydroxyalkyl group; phenyl or benzyl optionally substituted with an alkoxy group, or R1 and R2 together with the nitrogen atom to which they are attached form a piperazine, piperidine, imidazole, or morpholine ring.Type: GrantFiled: July 12, 2004Date of Patent: October 4, 2005Assignee: The Procter & Gamble CompanyInventors: Mu-Ill Lim, Yuh-Guo Pan
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Patent number: 6946005Abstract: Novel pyrrolidinyl-substituted para-phenylenediamine derivatives comprising a cationic radical, the dye compositions comprising them and the process for dyeing keratin fibers using these compositions, making it possible to obtain a chromatic, powerful, unselective and fast coloration of keratin fibers.Type: GrantFiled: March 27, 2003Date of Patent: September 20, 2005Assignee: L'Oreal S.A.Inventors: Stéphane Sabelle, Laure Ramos, Madeleine Leduc, Michel Philippe
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Patent number: 6939382Abstract: The present, invention relates to novel 4,5-diaminopyrazole derivatives, to a composition for the oxidation dyeing of keratin fibers, and in particular of human keratin fibers, comprising, as oxidation base, at least one such derivative, and also to an oxidation dyeing process using this composition.Type: GrantFiled: January 6, 2003Date of Patent: September 6, 2005Assignee: L'Oreal S.A.Inventors: Thilo Fessmann, Eric Terranova
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Patent number: 6936077Abstract: 1,3-Diamino-4-(aminomethyl)-benzene derivatives of the general Formula (I) or their physiologically tolerated, water-soluble salts, as well as agents for the oxidative dyeing of fibers, containing these compounds.Type: GrantFiled: October 19, 2001Date of Patent: August 30, 2005Assignee: Wella AGInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 6923835Abstract: The invention relates to novel bis-para-phenylenediamine derivatives containing a pyrrolidyl group substituted with a cationic radical, to dye compositions containing them and to the process of dyeing keratin fibres using these compositions. The present invention makes it possible to obtain a chromatic, powerful, sparingly selective and colourfast coloration of keratin fibres.Type: GrantFiled: September 9, 2003Date of Patent: August 2, 2005Assignee: L'Oreal S.A.Inventors: Stéphane Sabelle, Laure Ramos, Madeleine Leduc
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Patent number: 6916345Abstract: Dye compositions for dyeing keratin fibers, comprising at least one oxidation base and at least one coupler chosen from 6-alkoxy-2,3-diaminopyridine derivatives of formula (I) as defined herein and the addition salts thereof; the use of the compositions for dyeing keratin fibers; and the dyeing processes using the compositions; as well as at least one entity chosen from novel 6-alkoxy-2,3-diaminopyridine compounds and their addition salts thereof that are useful as couplers.Type: GrantFiled: February 11, 2003Date of Patent: July 12, 2005Assignee: L'Oreal S.A.Inventors: Laurent Vidal, Aziz Fadli
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Patent number: 6916347Abstract: Primary intermediates for hair coloring compositions for oxidative dyeing of hair are compounds of the formula (1): where R1 and R2 are each individually selected from a hydrogen atom, a C1 to C3 alkyl group, a C1 to C5 mono or dihydroxyalkyl group, phenyl or benzyl optionally substituted with an alkoxy group, or R1 and R2 together with the nitrogen atom to which they are attached form a piperazine, piperidine, imidazole, or morpholine ring.Type: GrantFiled: May 4, 2004Date of Patent: July 12, 2005Assignee: The Procter & Gamble CompanyInventors: Mu-Ill Lim, Yuh-Guo Pan
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Patent number: 6908493Abstract: Couplers for hair coloring compositions for oxidative dyeing of hair are compounds of the formula (1): where R1 and R2 are each individually selected from a hydrogen atom, a C1 to C3 alkyl group, a C1 to C5 mono or dihydroxyalkyl group; phenyl or benzyl optionally substituted with an alkoxy group, or R1 and R2 together with the nitrogen atom to which they are attached form a piperazine, piperidine, imidazole, or morpholine ring.Type: GrantFiled: May 7, 2004Date of Patent: June 21, 2005Assignee: The Procter & Gamble CompanyInventors: Mu-Ill Lim, Yuh-Guo Pan, James S. Anderson
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Patent number: 6899739Abstract: The invention relates to a dye composition for keratin fibers, in particular for human keratin fibers such as the hair, having, in a medium suitable for dyeing, at least one cationic direct dye of given formula, and containing at least one specific cationic or amphoteric substantive polymer. The invention also relates to the dyeing processes and devices using the composition.Type: GrantFiled: May 21, 2003Date of Patent: May 31, 2005Assignee: L'Oreal S.A.Inventors: Gérard Lang, Jean Cotteret
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Patent number: 6893470Abstract: This invention concerns a ready-to-use composition for oxidation dyeing of keratinous fibres, and in particular human keratinous fibres such as hair comprising, in a suitable dyeing medium, at least a heterocyclic oxidation colouring agent, and at least an enzyme such as laccase, as well as the dyeing method using said composition.Type: GrantFiled: December 22, 1998Date of Patent: May 17, 2005Assignee: L'Oreal S.A.Inventors: Gérard Lang, Jean Cotteret
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Patent number: 6855174Abstract: Couplers for hair coloring compositions for oxidative dyeing of hair are compounds of the formula (1): wherein X is selected from halogen and R5SO4 where the halogen is preferably Cl, Br or I; R, R1 and R2 are each individually selected from C1 to C22 alkyl and C1 to C22 mono or dihydroxyalkyl, or two of R, R1 and R2 together with the nitrogen atom to which they are attached form a C3 to C6 saturated or unsaturated ring optionally containing in the ring one or more additional hetero atoms selected from O, S and N atoms; R3 and R4 are each individually selected from C1 to C6 alkyl, C1 to C6 hydroxyalkyl, C1 to C6 alkoxy, C1 to C6 aminoalkyl or R3 and R4 together form a C1 to C5 alkylene group; and R5 is selected from C1 to C22 alkyl and C1 to C22 mono or dihydroxyalkyl.Type: GrantFiled: May 4, 2004Date of Patent: February 15, 2005Assignee: The Procter & Gamble CompanyInventors: Mu-Ill Lim, Yuh-Guo Pan, Gottfried Wenke
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Patent number: 6849766Abstract: 1,4-Diamino-2-alkenylbenzene derivatives of general formula (I) or physiologically tolerated water-soluble salts thereof as well as agents for oxidative dyeing of fibers, containing these compounds.Type: GrantFiled: September 10, 2001Date of Patent: February 1, 2005Assignee: Wella AktiengesellschaftInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 6840965Abstract: The object of the invention are p-aminophenol derivatives of general formula (I) or physiologically tolerated, water-soluble salts thereof and oxidative coloring preparations based on a developer-coupler combination containing at least one p-aminophenol derivative of formula (I).Type: GrantFiled: March 9, 2001Date of Patent: January 11, 2005Assignee: Wella AktiengesellschaftInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 6840966Abstract: The invention relates to a ready-to-use composition for the oxidation dyeing of keratin fibres, and in particular human keratin fibres such as the hair, comprising, in a medium which is suitable for dyeing, para-phenylenediamine as first oxidation base, at least one para-aminophenol as second oxidation base, 2-methyl-5-N-(?-hydroxyethyl)aminophenol as coupler and at least one enzyme of 2-electron oxidoreductase type in the presence of at least one donor for the said enzyme, and to the dyeing process using this composition.Type: GrantFiled: August 22, 2003Date of Patent: January 11, 2005Assignee: L'Oreal S.A.Inventors: Roland De La Mettrie, Jean Cotteret, Arnaud De Labbey, Mireille Maubru
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Patent number: 6837908Abstract: Dyeing compositions for the dyeing of keratin fibers comprising at least one oxidation base chosen from formula (I), as defined herein and addition salts thereof. The use of the compositions for the dyeing of keratin fibers. Dyeing processes employing the compositions. Novel 2,5-diaminopyridine compounds and addition salts thereof and their use as oxidation bases.Type: GrantFiled: November 14, 2002Date of Patent: January 4, 2005Assignee: L'Oreal S.A.Inventors: Laurent Vidal, Aziz Fadli
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Patent number: 6835212Abstract: The agent for dyeing keratin fibers contains one or more aryl and/or benzyl alcohols, one or more oxidizing enzymes, especially vanillyl oxidase, derivatives of vanillyl oxidase or galactose oxidase, and a nucleophilic compound that forms a dye for dyeing keratin fibers in the presence of the alcohols and enzymes. A method for dyeing keratin fibers with this agent is also disclosed. Two-component kits for performing the method of dyeing keratin fibers include a first compenent (A) and a second component (B) separate from the first component. The first component (A) includes the nucleophilic compound, the alcohol and optionally the oxidizing enzyme. The second component (B) includes the oxidizing enzyme when it is not included in the first component or more alcohol.Type: GrantFiled: July 18, 2002Date of Patent: December 28, 2004Assignee: Wella AktiengesellschaftInventors: David Rozzell, Guido Sauter, Hans-Juergen Braun
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Patent number: 6835213Abstract: Hair-coloring compositions comprise at least one self-coupling compound of Formula (1) wherein R is a moiety selected from H, C1-3 alkyl and C1-3 hydroxyalkyl; R1 is a C1-3 alkylene radical and R2 is selected from H and C1-3 alkyl radicals.Type: GrantFiled: October 23, 2002Date of Patent: December 28, 2004Assignee: The Procter & Gamble CompanyInventors: Mu-Ill Lim, Margaret Popp
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Publication number: 20040237220Abstract: The invention relates to a dye composition comprising an oxidation base of the diaminopyrazole type and a pyrazolo-azole coupler.Type: ApplicationFiled: March 26, 2004Publication date: December 2, 2004Inventors: Sylvain Kravtchenko, Alain Lagrange
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Patent number: 6818023Abstract: A composition for coloring keratin fibers, containing an indoline, an indole, or a derivative thereof in combination with at least one amino acid or oligopeptide. The composition is useful for coloring human hair and restoring grey hair to its natural color. The formulation can be applied with atmospheric oxygen as the sole oxidizing agent.Type: GrantFiled: January 24, 2003Date of Patent: November 16, 2004Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Horst Hoeffkes, Klaus Schumann, Winifried Neuhaus
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Publication number: 20040221398Abstract: The invention relates to a composition for the oxidation dyeing of keratin fibers, and in particular human keratin fibers such as the hair, comprising, in a medium which is suitable for dyeing, at least one substituted para-aminophenol as oxidation base, and/or 1,3-bis(&bgr;-hydroxyethyl)amino-2-methylbenzene and/or at least one of the addition salts thereof with an acid, as coupler, as well as to the dyeing process using this composition.Type: ApplicationFiled: November 19, 1999Publication date: November 11, 2004Inventor: MARIE-PASCALE AUDOUSSET
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Patent number: 6800097Abstract: The oxidation hair dye precursor composition contains from 0.005 to 20.0 percent by weight of at least one coupler compound and from 0.005 to 20.0 percent by weight of at least one developer compound, which includes at least one substituted 2-aminoalkyl-1,4-diaminobenzene compound of the formula (I): New substituted 2-aminoalkyl-1,4-diaminobenzene compound of formula (I) are also described.Type: GrantFiled: May 15, 2002Date of Patent: October 5, 2004Assignee: Wella AktiengesellschaftInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 6797013Abstract: The invention relates to a composition for the oxidation dyeing of keratin fibres, and in particular human keratin fibres such as the hair, comprising, in a medium which is suitable for dyeing, at least one heterocyclic oxidation base and at least one 3-aminopyridine derivative as direct dye, as well as to the dyeing process using this composition.Type: GrantFiled: January 5, 2000Date of Patent: September 28, 2004Assignee: L'Oreal S.A.Inventors: Gérard Lang, Jean Cotteret, Mireille Maubru
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Patent number: 6793687Abstract: The object of the invention is an agent for oxidatively dyeing keratin fibers, wherein it contains (a) at least one 4,5-diaminopyrazole derivative of Formula (I), (II) or (III) or its salt with organic or inorganic acids, as well as (b) at least one pyrazol-5-one derivative of the general formula (IV), (V) or (VI), or its salt with organic or inorganic acids,Type: GrantFiled: October 8, 2002Date of Patent: September 21, 2004Assignee: Wella AktiengesellschaftInventors: Manuela Javet, Christel Dousse, Dominique Le Cruer
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Patent number: 6790240Abstract: A shaped body is provided for preparing coloring compositions and for coloring keratin fibers. The shaped body contains at least one dye precursor, at least one oxidizing agent, and at least one alkalinizing agent. The shaped body is placed in a composition containing water to form a coloring composition that can be applied to keratin fibers.Type: GrantFiled: June 14, 2002Date of Patent: September 14, 2004Assignee: Henkel Kommanditgesellschaft aug AktienInventors: Erik Schulze zur Wiesche, Britta Bossmann, Detlef Hollenberg, Michael Dreja
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Patent number: 6783559Abstract: The invention relates to a ready-to-use composition for the oxidation dyeing of keratin fibres, and in particular human keratin fibres such as the hair, comprising, in a medium which is suitable for dyeing, at least one first oxidation base chosen from para-phenylenediamine derivatives, double bases, ortho-aminophenols and heterocyclic bases, at least one second oxidation base chosen from para-aminophenols, at least one meta-aminophenol as coupler and at least one enzyme of 2-electron oxidoreductase type in the presence of at least one donor for the said enzyme, and to the dyeing process using this composition.Type: GrantFiled: June 30, 1999Date of Patent: August 31, 2004Assignee: L'Oreal S.A.Inventors: Roland De La Mettrie, Jean Cotteret, Arnaud De Labbey, Mireille Maubru
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Patent number: 6780203Abstract: The present invention relates to a composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers, such as the hair, having at least one oxidation base chosen from diaminopyrazoles and triaminopyrazoles, in combination with at least one meta-aminophenol which is halogenated ortho to the phenol, as coupler, and to the dyeing process using this composition with an oxidizing agent.Type: GrantFiled: April 13, 2000Date of Patent: August 24, 2004Assignee: L'Oréal S.A.Inventors: Mireille Maubru, Marie-Pascale Audousset
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Patent number: 6780998Abstract: The oxidation hair dye precursor composition contains from 0.005 to 20.0 percent by weight of one or more coupler compounds and from 0.005 to 20.0 percent by weight of one or more developer compounds. The one or more developer compounds include at least one substituted 2-aminoalkyl-1,4-diaminobenzene compound of the formula (I): New substituted 2-aminoalkyl-1,4-diaminobenzene compounds of formula (I) are described.Type: GrantFiled: April 17, 2002Date of Patent: August 24, 2004Assignee: Wella AktiengesellschaftInventors: Laurent Chassot, Hans-Juergen Braun
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Patent number: 6752839Abstract: Compositions for oxidation dyeing of keratin fibers, and in particular of human keratin fibers such as the hair, comprising, in a medium which is suitable for dyeing, at least one heterocyclic oxidation base chosen from pyrazoles, certain pyrimidines, pyrazolopyrimidines and the acid addition salts thereof, and at least one coupler chosen from 2-substituted 5-aminoalkylphenol derivatives and the acid addition salts thereof, as well as dyeing processes using these compositions.Type: GrantFiled: October 20, 2000Date of Patent: June 22, 2004Assignee: L'OrealInventors: Florent Pastore, Alain Lagrange
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Patent number: 6746493Abstract: Provided is a hair dye composition comprising a direct dye (1): A—CR1═N—NR2—B X− (1) [wherein, A represents a group (2) or (3): (in which, R3, R4 and R5 each independently represents a (substituted) C1-6 alkyl group, ring C may have a substituent or may by cyclocondensed with an aromatic ring, R6 and R7 each independently represents a (substituted) C1-6 alkyl group, or may be coupled to form a heterocycle together with the adjacent nitrogen atom, Z represents a (substituted) C1-4 divalent linear hydrocarbon group and ring D may be cyclocondensed with an aromatic ring), B represents a (substituted) aromatic group, R1 represents H or a (substituted) C1-6 alkyl group, R2 represents H or a (substituted) C1-6 alkyl group or a (substituted) aromatic group or may form a heterocycle together with the C atom of the aromatic ring B, and X− represents an anion].Type: GrantFiled: April 10, 2003Date of Patent: June 8, 2004Assignee: Kao CorporationInventors: Hajime Miyabe, Kenichi Matsunaga, Yukihiro Ohashi, Shintaro Totoki, Yoshinori Saito
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Patent number: 6743263Abstract: The present invention relates to a composition for coloring keratinaceous fibers and a method of using the same. The composition of the present invention contains (a) at least one pyrimidine derivative and (b) at least one compound selected from an m-phenylene derivative, an m-aminophenol derivative, a pyridine derivative, a resorcinol derivative, a methylenedioxybenzene derivative, or 3,4-diaminobenzoic acid or combinations thereof. The method of the present invention includes applying the coloring composition to keratin-containing fibers and subsequently rinsing the coloring composition from the fibers.Type: GrantFiled: October 31, 2001Date of Patent: June 1, 2004Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Horst Hoeffkes, Doris Oberkobusch, David Rose, Melanie Hitz
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Patent number: 6740128Abstract: The object of the invention is a preparation for dyeing fibers, especially hair, which is prepared before use by mixing an acidic component (A1), containing at least an enamine of formula (I) or its acid addition salt of Formula (Ia) with an alkaline component (A2), containing at least one carbonyl compound and at least one primary amine, as well as a method for temporarily dyeing fibers, by means of which the coloration, obtained with the aforementioned dyeing preparation, is removed once again at any later time by a sulfite-containing decolorizing agent.Type: GrantFiled: December 20, 2001Date of Patent: May 25, 2004Assignee: Wella AktiengesellschaftInventors: Manuela Javet, Catherine Mueller
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Patent number: 6740129Abstract: A one-package post-foaming oxidation hair dye composition containing uricase, uric acid, at least one oxidation dye, and at least one post-foaming agent is provided. The oxidation hair dye composition is packaged in a single package, and foams after spreading on hair.Type: GrantFiled: June 13, 2002Date of Patent: May 25, 2004Assignee: Henkel Lion Cosmetics Co. Ltd.Inventors: Yoshio Tsujino, Masahiro Aoki
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Patent number: 6733539Abstract: Compositions for oxidation dyeing of keratinous fibers, for example, human keratinous fibers such as hair, comprising, in a medium suitable for dyeing, at least one enzymatic oxidizing agent and at least one oxidation dye chosen from the pyridine compounds and acid addition salts, of formula (I) and processes comprising such compositions.Type: GrantFiled: March 29, 2001Date of Patent: May 11, 2004Assignee: L'Oreal S.A.Inventor: Grégory Plos
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Patent number: 6733540Abstract: The invention relates to the field of the oxidation dyeing of keratinous fibres and in particular of human keratinous fibers, such as the hair. The invention relates more particularly to the use of certain 2-(sulphonylamino)phenols of following formula (I) as coupler in combination with oxidation dye precursors for the oxidation dyeing of the fibers.Type: GrantFiled: November 14, 2001Date of Patent: May 11, 2004Assignee: L'OrealInventors: Jean-Baptiste Saunier, Laurent Vidal
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Patent number: 6730133Abstract: Compositions, such as ready-to-use compositions for oxidation dyeing of keratinous fibers, and in particular human keratinous fibers such as the hair, comprising, in a medium which is suitable for dyeing, at least one oxidation dye, and at least one enzymatic system, the enzymatic system comprising (i) at least one enzyme immobilized in at least one sol-gel matrix and optionally (ii) at least one suitable donor, wherein said at least one enzyme is chosen from 2-electron oxidoreductases, 4-electron oxidoreductases and peroxidases, with the proviso that when said at least one enzyme is chosen from 2-electron oxidoreductases, said at least one enzymatic system comprises at least one suitable donor, and with the proviso that when said at least one enzyme is chosen from peroxidases, said at least one enzymatic system further comprises at least one source of hydrogen peroxide chosen from hydrogen peroxide and at least one enzymatic system which generates hydrogen peroxide in situ, as well as to processes for dyeingType: GrantFiled: September 25, 2000Date of Patent: May 4, 2004Assignee: L'Oreal S.A.Inventors: Grégory Plos, Alain Lagrange