Quaternary Ammonium Compound Patents (Class 8/606)
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Patent number: 8974548Abstract: A hair coloring composition comprising: a) dihydroxyacetone or a derivative thereof; b) from 0.2 to 10 wt % of the total composition of a cationic conditioning compound c) a sulphonic compound of formula: H2N—(CHR1}pS(—X)q—Y in which where p is an integer from 1 to 5, R1 is H or an alkyl group, X is O or S q is an integer from 0 or 1. Y is an alkyl group or hydroxyl group.Type: GrantFiled: September 24, 2012Date of Patent: March 10, 2015Assignee: Conopco, Inc.Inventors: Jinfang Wang, Xiaoxia Yang
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Publication number: 20140250611Abstract: A polyurethane is dyed with an aqueous solution of an acid dye compound, a quaternary ammonium compound selected from soluble tetrabutylammonium compounds and tetrahexylammonium compounds, and, optionally, an water-soluble organic solvent.Type: ApplicationFiled: March 5, 2013Publication date: September 11, 2014Applicant: NIKE, INC.Inventor: NIKE, INC.
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Patent number: 8795391Abstract: The present invention relates to an aqueous oxidative coloring composition for keratin fibers especially human hair with improved conditioning effect, improved color fastness against washing and for achieving homogeneous even coloration. The object of the present invention is an aqueous composition for coloring keratin fibers especially human hair, based on at least one oxidative dye precursor, optionally at least one coupling agent and/at least one direct dye and furthermore comprising in a cosmetically acceptable medium at least one anionic surfactant, at least one branched fatty acid and at least one quaternary ammonium surfactant.Type: GrantFiled: April 14, 2011Date of Patent: August 5, 2014Assignee: KAO Germany GmbHInventor: Takeshi Iizaki
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Patent number: 8668746Abstract: Present invention relates to a two part coloring composition for hair with improved dyeing and conditioning properties of hair. The object of the present invention a two part hair dyeing composition consisting of Parts A and B which are mixed immediately before application onto hair wherein Part A is based on at least one hair dye and comprising further at least one amino acid surfactant and Part B is an aqueous composition and comprising at least one oxidizing agent and at least one cationic or cationizable surfactant, wherein parts A and/or B comprises additionally at least one oil.Type: GrantFiled: December 23, 2011Date of Patent: March 11, 2014Assignee: KAO Germany GmbHInventors: Martin Uellner, Alexander Meuser, Sandra Schmelz, Diana Bauer
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Patent number: 8636812Abstract: A two-part foam hair dye which comprises a first part comprising an alkali agent, a second part comprising hydrogen peroxide, and a non-aerosol foamer container, wherein the first part comprises the components (A) to (D), an equivalent ratio of a anion site of the component (A) to a cation site of the component (B) (anion/cation) is more than 1, a mass ratio of a content of the component (C) to content of the component (D) ((C)/(D)) is 5 or less, and the liquid mixture has a viscosity (25° C.) of 1 to 300 mPa·s: (A) a carboxylic acid anion surfactant, (B) a polymer or copolymer having a mole fraction of diallyldimethyl quaternary ammonium salt monomer of 70% or more, (C) 0.5 to 1.5% by mass of an oxidation dye having a meta-dihydroxybenzene structure, and (D) 0.1 to 9% by mass of polypropyleneglycol of Mw 200 to 1200.Type: GrantFiled: August 30, 2011Date of Patent: January 28, 2014Assignee: Kao CorporationInventors: Yuko Nobuto, Yuki Naoi, Makoto Iijima
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Patent number: 8540782Abstract: The present invention is drawn to a composition and method for coloring keratinous substrates containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one compound chosen from an alkyl ether carboxylic acid, an alkyl ether carboxylate, a fatty acid having from about 6 to about 40 carbon atoms, and mixtures thereof; d) at least one dye chosen from oxidation dye precursors and direct dyes. The compositions of the present invention may optionally contain at least one thickening agent, at least one alkaline agent, at least one fatty substance, at least one salt, and at least one oxidizing agent.Type: GrantFiled: October 19, 2011Date of Patent: September 24, 2013Assignee: L'OREALInventors: Sawa Hashimoto, Nghi Van Nguyen, Siliu Tan
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Patent number: 8523955Abstract: The present invention is drawn to a composition and method for coloring keratinous substrates containing: (a) at least one fatty quaternary amine; (b) at least one nonionic surfactant; (c) at least anionic silicone; (d) at least one dye chosen from oxidation dye precursors and direct dyes; (e) optionally, at least one thickening agent; (f) optionally, at least one alkaline agent; (g) optionally, at least one fatty substance other than a fatty acid; (h) optionally, at least one salt; and (i) optionally, at least one oxidizing agent.Type: GrantFiled: June 24, 2011Date of Patent: September 3, 2013Assignee: L'OrealInventors: Sawa Hashimoto, Nghi Van Nguyen, Siliu Tan
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Patent number: 8523953Abstract: The present invention relates to the use of amine and quaternary ammonium compounds for protecting hair color of artificially colored hair with respect to the washing, according to general structure R1-A-R2—B Wherein R1, A, R2 and B are defined in the claims and in the specification or —R2-A-R1 Wherein R1, A, R2 have the above meaning.Type: GrantFiled: April 19, 2011Date of Patent: September 3, 2013Assignee: KAO Germany GmbHInventor: Martin Hoffmann
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Patent number: 8518124Abstract: The present invention is drawn to a composition and method for dyeing keratinous substrates containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one phosphate ester chosen from alkoxylated alkyl phosphate esters and alkyl phosphate esters; (d) at least one dye chosen from oxidation dye precursors and direct dyes; (e) optionally, at least one thickening agent; (f) optionally, at least one alkaline agent; (g) optionally, at least one fatty substance other than a fatty acid present in the ready-to-use composition; h) optionally, at least one salt; and (i) optionally, at least one oxidizing agent.Type: GrantFiled: June 24, 2011Date of Patent: August 27, 2013Assignee: L'OrealInventors: Sawa Hashimoto, Nghi Van Nguyen, Siliu Tan
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Patent number: 8317881Abstract: The present invention relates to a composition and a method of levelling hair color especially lighter colored hair or including lightened streaks or bleached streaks or bleached as a whole and after certain period of time contrast—difference in color—between the re-growth and formerly lightened parts is clearly visible. The first objective of the present invention is an aqueous composition for levelling hair color comprising at least one fatty acid salt, preferably an in-situ formed ammonium salt, and one or more amphoteric surfactants at a total concentration between 5 and 30% by weight, calculated to total of the composition, and has a pH between 5 and 12. Further the use of the composition for levelling hair color and the method of levelling hair color are disclosed.Type: GrantFiled: July 2, 2010Date of Patent: November 27, 2012Assignee: KPSS-Kao Professional Salon Services GmbHInventors: Jonathan Wood, Ovidiu Feier-Iova, Achim Scholl, Axel Balke, Mustafa Grit
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Patent number: 8308824Abstract: The present invention relates to an aqueous composition and a method of levelling hair color especially the hair lighter colored or including lightened streaks or bleached streaks or bleached as a whole and after certain period of time contrast-difference in color-between the re-growth and formerly lightened parts is clearly visible. Compositions comprising (1) at least one fatty acid salt, (2) an in-situ formed ammonium or substituted ammonium salt and (3) one or both of (a) cationic or cationizable surfactants and (b) a quaternary ammonium surfactant.Type: GrantFiled: July 2, 2010Date of Patent: November 13, 2012Assignee: KPSS KOA Professional Salon Services GmbHInventors: Jonathan Wood, Ovidiu Feier-Iova, Achim Scholl, Axel Balke
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Patent number: 8298297Abstract: Provided is a hair-treatment composition containing an amphoteric surfactant having a structure represented by general formula (1) below, and a sugar nonionic surfactant. In general formula (1), R1 represents an alkyl group the carbon number of which is 6 to 20; R2 represents a methyl group, an ethyl group, or a hydroxyethyl group; R3 represents a methyl group, an ethyl group, or a —CH2COOH group; and n is an integer from 1 to 3.Type: GrantFiled: June 10, 2010Date of Patent: October 30, 2012Assignee: Hoyu Co., Ltd.Inventor: Masakatsu Hata
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Patent number: 8257447Abstract: Compositions for treating keratin fibers comprising, in a cosmetically acceptable medium, at least one alkanolamine, at least one amino acid, and at least one cationic polymer. Also provided are methods of bleaching and/or coloring keratin fibers and multiple-compartment devices or kits for the implementation of these methods.Type: GrantFiled: December 17, 2008Date of Patent: September 4, 2012Assignee: L'Oreal S.A.Inventors: Frédéric Legrand, Jean-Marc Ascione
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Patent number: 8137413Abstract: An aqueous oxidative coloring composition for keratin fibers has at least one oxidative dye precursor and optionally at least one coupling agent 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 and at about 25° C. and at least one alkyl ether or ester or amine alkyl amine or quaternary ammonium compound.Type: GrantFiled: October 20, 2009Date of Patent: March 20, 2012Assignee: KPSS KAO Professional Salon Services GmbHInventors: Jonathan Wood, Alexandra Hullmann, Mustafa Grit
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Patent number: 7857863Abstract: Provided are a one-part hair dye composition containing (A) a combination of 5,6-dihydroxyindole and 5,6-dihydroxyindole-2-carboxylic acid, (B) either one of (b1) ascorbic acid or salt thereof or (b2) sulfurous acid or salt thereof, and (C) an alkali agent and having a pH of from 8 to 11; and a method of selecting the kind of Component (B), thereby controlling a hair color upon dyeing the hair.Type: GrantFiled: June 7, 2007Date of Patent: December 28, 2010Assignee: Kao CorporationInventors: Kenzo Koike, Atsuko Ebato
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Patent number: 7842101Abstract: Provided is an oxidative hair dye composition containing components (A) an iso-fatty acid or an anteiso-fatty acid having from 19 to 30 carbon atoms, or a salt thereof; (B) a polymer or a copolymer of a diallyl quaternary ammonium salt; (C) an oxidation dye and (D) an alkali agent.Type: GrantFiled: May 30, 2008Date of Patent: November 30, 2010Assignee: Kao CorporationInventors: Kenichi Matsunaga, Hajime Miyabe
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Patent number: 7803198Abstract: Provided is a hair dye comprising 0.1 to 3.0% by weight of at least one of aqueous acid dyes and a resin comprising a terpolymer constituted from a vinyl cyclic amide, an acrylic acid derivative and a quaternary derivative of acrylic acid, wherein a content of the resin is 0.1 to 2.5% by weight in terms of a solid content; and the hair dye further comprises 1.0 to 20% by weight of a hair dyeing auxiliary agent, 20 to 60% by weight of a lower alcohol and 20 to 60% by weight of water and has a pH of 2 to 4.Type: GrantFiled: February 12, 2008Date of Patent: September 28, 2010Assignee: Mitsubishi Pencil Company, LimitedInventors: Takashi Umeno, Keiichiro Takachiyo, Hiroaki Koyama
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Patent number: 7799094Abstract: The present invention relates to a composition for dyeing keratin fibers, comprising at least one dye precursor, at least one bioheteropolysaccharide, at least one cationic surfactant and at least one amphoteric surfactant. Such a composition affords improved ease of application and also improved dyeing properties.Type: GrantFiled: December 18, 2007Date of Patent: September 21, 2010Assignee: L'Oreal S.A.Inventors: Nathalie Huet, Marie-Pascale Audousset
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Patent number: 7674299Abstract: The present disclosure relates to a composition for dyeing keratin fibers, comprising at least one direct dye, at least one bioheteropolysaccharide, at least one cationic surfactant and at least one amphoteric or non-ionic surfactant. Such a composition makes it possible to obtain compositions that allow intense and relatively nonselective shades to be obtained, leaving the hair with good cosmetic properties.Type: GrantFiled: December 21, 2007Date of Patent: March 9, 2010Assignee: L'Oreal S.A.Inventors: Nathalie Huet, Marie-Pascale Audousset
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Patent number: 7597719Abstract: The present invention relates to hair coloring and hair bleaching compositions comprising at least one oxidizing agent and a specified cross linked amphoteric polymeric thickener and preferably a source of carbonate ion. The compositions surprisingly provide improved hair colorant and bleaching compositions which deliver improved lift, lightening and color delivery whilst minimizing damage which are easy to manufacture and have long shelf life stability.Type: GrantFiled: July 31, 2007Date of Patent: October 6, 2009Assignee: The Procter & Gamble CompanyInventors: Andrei Sergeevich Bureiko, Lee Arnold Schechtman, Joseph Jay Kemper
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Patent number: 7578856Abstract: Disclosed herein are compositions for dyeing keratinous fibers comprising, in an appropriate dyeing medium, at least one aminopyrazolopyridine oxidation base chosen from those of formula (I), wherein it is understood that at least one of the groups R?1, and R?2 is chosen from cationic radicals; at least one coupler and at least one C4-C30 polyol. Dyeing methods and multi-compartment devices for use thereof.Type: GrantFiled: May 9, 2008Date of Patent: August 25, 2009Assignee: L'Oreal S.A.Inventor: Jean-Baptiste Saunier
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Patent number: 7559956Abstract: A subject-matter of the present invention is the use, in the direct dyeing of keratinous fibers, of at least one direct dye and of a specific cationic hydrotropic agent of formula: in which X represents CH or N+R6 with R6 representing a C1-C10 alkyl, R1 represents either a hydrogen or a C1-C10 alkyl, if X represents N+R6, or (CH2)nN+R3R4R5 with R3, R4 and R5, which are identical or different, representing a C1-C10 alkyl and n representing an integer between 0 and 12, if X represents CH; R2 represents a C1-C4 alkyl; p has a value 0 or 1; the electrical neutrality of the compound being provided by a cosmetically acceptable anion or a mixture of cosmetically acceptable anions. The invention likewise relates to a dyeing composition comprising at least one dye and such a cationic hydrotrope and to colouring processes employing this dyeing composition.Type: GrantFiled: May 17, 2007Date of Patent: July 14, 2009Assignee: L'Oreal S.A.Inventors: Maxime De Boni, Alain Lagrange
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Patent number: 7507261Abstract: A hair dye composition which is provided by mixing a first-part agent containing an alkaline agent and a second-part agent containing an oxidizing agent upon application, comprising, after mixing, components (a) to (c) and an oxidative dye (d) as needed, wherein the pH after mixing is 8 to 12 and the content of component (a) is 0.1 to 20 wt. %: (a) a betaine compound represented by formula (1) and an acid-addition salt thereof: wherein R1, R2, R3, X, and Y are as defined; (b) an oxidizing agent; and (c) an ammonia or a salt thereof, which hair dye composition: suppresses the stripping of ammonia at the time of mixing a first-part agent and a second-part agent, thereby reducing the unpleasant odor of ammonia upon application; suppresses hair damage and deterioration of feeling without a pre-treatment; has excellent dying and bleaching effects; and uniformly dyes (bleaches) the hair from the root to the tip of the hair regardless of the degree of hair damage.Type: GrantFiled: December 27, 2006Date of Patent: March 24, 2009Assignee: Kao CorporationInventors: Yuko Nobuto, Masayoshi Nojiri
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Publication number: 20090013481Abstract: This invention relates to compositions containing pigments or other benefit agents in particulate form may be combined with a quaternary ammonium compound that can effectuate adsorption to anionic substrates, methods of making such compositions and methods of their use.Type: ApplicationFiled: July 12, 2007Publication date: January 15, 2009Inventors: Allwyn Colaco, Joel Coret, Saurabh Desai, Shailendra Singh, Robert Bianchini
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Patent number: 7465323Abstract: A storage stable dye composition having a pH of from 9 to 11, the dye composition comprising: (a) oxidation dye precursor, (b) at least 8 wt % of carbonate salt, (c) at least 2 wt. % of a fatty phase comprising fatty alcohol and quaternary conditioning agent, (d) hydroxypropyl starch phosphate, and (e) carrier, wherein the quaternary conditioning agent is present in the dye composition in an amount of at least 0.5 wt. %, and wherein the ratio of fatty alcohol to quaternary conditioning agent is 4:1 to 0.5:1. Hair coloring compositions formed from such dye compositions, as well as methods of coloring hair using such hair coloring compositions, are also disclosed.Type: GrantFiled: February 2, 2006Date of Patent: December 16, 2008Assignee: Conopco, Inc.Inventors: Van Au, Jitendra Patel
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Patent number: 7455698Abstract: 4-(Pyrazol-4-ylimino)-2,5-cyclohexadienylidene-ammonium salts of the general formula(I) and colorants comprising these compounds for keratin fibres.Type: GrantFiled: April 4, 2005Date of Patent: November 25, 2008Assignee: Wella AGInventors: Laurent Chassot, Laurence Descloux, Sylviane Oberson, Gisela Umbricht, Hans-Juergen Braun
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Patent number: 7399319Abstract: Disclosed herein is a method for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising applying to the keratin fibers a dye composition comprising at least one compound chosen from styryl and imine compounds comprising a heterocycle that can undergo opening and/or dyes corresponding to these compounds whose heterocycles are open. The compositions and methods of the present disclosure may produce a coloration of keratin fibers that is chromatic and fast with respect to external factors such as shampooing, does not stain, and/or allows simultaneous dyeing and bleaching of keratin fibers.Type: GrantFiled: July 24, 2006Date of Patent: July 15, 2008Assignee: L'Oreal S.A.Inventor: Grégory Plos
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Patent number: 7323015Abstract: The disclosure relates to a composition for the oxidation dyeing of keratin fibers, for example human keratin fibers, such as hair, comprising, in an appropriate dyeing medium, at least one oxidation dye, at least one C10-C14 fatty alcohol and a cationic poly(vinyllactam), and to dyeing methods and devices using this composition.Type: GrantFiled: October 21, 2003Date of Patent: January 29, 2008Assignee: L'Oreal S.A.Inventors: François Cottard, Christine Rondeau
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Patent number: 7282068Abstract: 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.Type: GrantFiled: May 31, 2005Date of Patent: October 16, 2007Assignee: L'Oreal S.A.Inventors: Alain Lagrange, Hervé David, Andrew Greaves
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Patent number: 7255718Abstract: The present invention relates to a composition for coloring keratin fibers and a method of use thereof. The coloring composition contains at least one phosphate-based tenside of a particular formula, at least one conditioning component, and at least one dye and/or dye precursor.Type: GrantFiled: March 22, 2000Date of Patent: August 14, 2007Assignee: Hans Schwarzkopf GmbH & Co. KGInventors: Mustafa Akram, Wolfgang Wolff, Sandra Rohweder
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Patent number: 7198652Abstract: The invention relates to a composition for dyeing keratinous fibers, in particular human keratinous fibers such as hair, comprising, in an appropriate dyeing medium, at least one cationic direct dye of a given formula, and which is characterized in that it contains, in addition, at least one quaternary ammonium salt. The invention also relates to the dyeing methods and devices using it.Type: GrantFiled: March 21, 2006Date of Patent: April 3, 2007Assignee: L'Oreal S.A.Inventor: Christine Rondeau
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Patent number: 7196125Abstract: Dyed poly(trimethylene terephthalate) fibers having a lightfastness of 4 or higher after approximately 480 kJ incident UV radiation, and processes for preparing the fibers, are provided. The fibers are useful in automotive applications and other uses wherein UV absorption is likely.Type: GrantFiled: June 10, 2004Date of Patent: March 27, 2007Assignee: E. I. du Pont de Nemours and CompanyInventors: Jing Chung Chang, Donald P. Nolan
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Patent number: 7186277Abstract: In one embodiment, the disclosure relates to a composition for dyeing keratin fibres, for example, human keratin fibres such as the hair, comprising at least one para-phenylenediamine derivative substituted with a diazacyclohexane or diazacycloheptane ring, the nitrogen in position 4 of which is a quaternary ammonium. The present disclosure may make it possible, for example, to obtain at least one of chromatic, strong, relatively unselective, fast coloration of keratin fibres.Type: GrantFiled: March 24, 2004Date of Patent: March 6, 2007Assignee: L'Oreal SAInventors: Alain Genet, Stéphane Sabelle
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Patent number: 7147672Abstract: A composition for the oxidation dyeing of keratin fibers, for example, human keratin fibers such as hair, comprising, in an appropriate dyeing medium, at least one oxidation dye, at least one fatty acid chosen from C10–C14 fatty acids and at least one cationic poly(vinyllactam) and dyeing methods and devices using the composition.Type: GrantFiled: October 21, 2003Date of Patent: December 12, 2006Assignee: L'Oreal S.A.Inventors: François Cottard, Christine Rondeau
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Patent number: 7122062Abstract: An objective of the invention is to provide a hair dye composition having sufficient decolorizing performance and dying performance without exhibiting any irritative odor, and also having an ability of imparting the hairs with an excellent smoothness. The aspect of the invention is a hair dye composition comprising: a first agent containing an alkanolamine and an oxidation dye; and, a second agent containing an oxidant, wherein a higher alcohol and a quaternary ammonium salt cationic surfactant are contained in the first agent and/or the second agent; wherein the molar ratio of the higher alcohol to the quaternary ammonium salt cationic surfactant is in the range of 3 to 15. In the composition described above, it is preferable that substantially no ammonia is contained.Type: GrantFiled: November 28, 2003Date of Patent: October 17, 2006Assignee: Shiseido Co., Ltd.Inventors: Takahiro Yamashita, Kazuya Shibata, Tetsuya Kambe, Katsuo Hashimoto
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Patent number: 7087096Abstract: The invention concerns a dyeing composition for keratinous fibers, in particular human keratinous fibers such as hair, comprising in an appropriate dyeing medium, at least a direct cationic coloring agent of specific formula, and characterized in that it further contains at least a quaternary ammonium salt. The invention also concerns methods and devices using said composition.Type: GrantFiled: July 1, 2004Date of Patent: August 8, 2006Assignee: L'OrealInventor: Christine Rondeau
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Patent number: 7066966Abstract: The invention relates to an oxidation-dyeing composition for keratin fibers, in particular for human keratin fibers and more specifically hair, comprising at least one oxidation dye and a cationic poly(vinyllactam) in a medium suitable for dyeing. The invention also relates to the dyeing methods and devices using said composition.Type: GrantFiled: January 22, 2002Date of Patent: June 27, 2006Assignee: L'oreal S.A.Inventors: François Cottard, Roland De La Mettrie
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Patent number: 7060113Abstract: A hair coloring composition suitable for capillary flow and application by means of a wick applicator communicating to a reservoir of coloring solution. The composition contains one or more hair substantive direct dyes, a polymeric ruboff shield, and a controlled viscosity to be free flowing yet not drip or cause build-up on the hair.Type: GrantFiled: May 11, 2000Date of Patent: June 13, 2006Assignee: HairMarker LLCInventor: George Pollack
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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: 7056350Abstract: The present invention relates to a composition, process for preparation and use of a novel hair dyeing composition in the personal care industry. The composition when used in the dyeing process for hair results in a permanent coloration to the hair and improves manageability of the hair and minimizes damage from dyeing process. The use of a cationic compound based upon meadowfoam seed oil provides unexpected penetration of the hair by the dye, unexpected oxidative stability in the dye compositions, and unexpected color deposition to the hair.Type: GrantFiled: May 6, 2003Date of Patent: June 6, 2006Assignee: FanTech CorporationInventors: Alan Wohlman, Apolonio L. Villanueva, Anthony J. O'Lenick, Jr.
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Patent number: 6984250Abstract: A ready-to-use composition, a method, and a kit for the bleaching or permanent reshaping of keratin fibers, and in particular human keratin fibers such as the hair, comprising at least one reducing agent and at least one thickening polymer with an aminoplast-ether skeleton. This novel composition, method, and kit can be used to bleach or permanently reshape hair without dripping or falls in viscosity over time.Type: GrantFiled: November 10, 2000Date of Patent: January 10, 2006Assignee: L'OrealInventors: Frédéric Legrand, Delphine Allard
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Patent number: 6926746Abstract: The invention relates to a process for protecting reduction-sensitive dyes in the course of dyeing or printing fiber materials with dyes using a compound of the formula (I) or a mixture thereof where the substituents are each as defined in the claims; novel compounds of the formula (I) and printing and dyeing media containing compounds of the formula (I).Type: GrantFiled: February 11, 2002Date of Patent: August 9, 2005Assignee: Clariant Finance (BVI) LimitedInventor: Martin Stumpf
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Patent number: 6916344Abstract: The invention relates to a direct dyeing composition for keratinic fibers, especially human keratinic fibers such as hair, containing at least one direct dye and a thickening polymer with an ether plastic skeleton, in a medium which is suitable for dyeing. The invention also relates to dyeing methods and devices for using the invention composition.Type: GrantFiled: November 10, 2000Date of Patent: July 12, 2005Assignee: L'Oreal S.A.Inventors: Delphine Allard, Frédéric Legrand
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Oxidation dyeing method using N-acetyclysteine as a reducing agent and laccase as an oxidating agent
Patent number: 6840964Abstract: The present invention relates to a method for dyeing keratin fibers especially human keratin fibers such as hair, characterized in that it consists in the following: a dyeing composition (A) is applied to the fibers, whereby said dyeing composition contains at least one oxidation dye precursor in an appropriate medium and optionally one or several couplers in addition to N-acetylcysteine as a reducing agent; the color is revealed in the presence of air in an alkaline, neutral or acidic medium with the aid of laccase, whereby said laccase is incorporated into composition (A) or composition (B); compositions (A) and (B) are immediately mixed before used or applied successively to keratin fibers.Type: GrantFiled: February 24, 2000Date of Patent: January 11, 2005Assignee: L'OrealInventor: Grégory Plos -
Patent number: 6800096Abstract: The present invention relates to a ready to use composition, a process and a kit for bleaching keratin fibers, and in particular human keratin fibers such as the hair, comprising at least one oxidizing agent and at least one thickening polymer with an aminoplast-ether skeleton. This novel composition, process and kit can be used to bleach hair without running or falls in viscosity over time.Type: GrantFiled: August 28, 2002Date of Patent: October 5, 2004Assignee: L'Oreal S.A.Inventors: Frédéric Legrand, Delphine Allard
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Patent number: 6800098Abstract: The invention relates to an oxidation dye composition for keratinic fibers, especially for human keratinic fibers such as hair, containing at least one oxidation dye and a thickening polymer with a plastic ether skeleton, in a medium which is suitable for dyeing. The invention also relates to the dyeing method and devices for using the inventive composition.Type: GrantFiled: August 7, 2002Date of Patent: October 5, 2004Assignee: L'Oreal, S.A.Inventors: Delphine Allard, Frédéric Legrand
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Patent number: 6770103Abstract: A method for permanently dyeing hair is provided which includes subjecting the hair to a number of treatments, having a set time interval between each two consecutive such treatments, and wherein each treatment comprises contacting the hair for a period from about 5 seconds to about 3 minutes with a recently made mixture of an alkaline and an acidic composition, followed by a rinsing step. A shampoo or conditioner base is present in the alkaline and acidic compositions.Type: GrantFiled: March 5, 2002Date of Patent: August 3, 2004Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Jitendra Patel, Gerald Patrick Newell, Margie Fowler
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Patent number: 6758867Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: oxidative dye intermediates in a shampoo base at alkaline pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; and part ai optionally has about 0.01 to about 10.0% of a structurant; part aii: an oxidative compound in a shampoo base at acidic pH and wherein part ai optionally has about 0.01 to about 5.0% of a conditioning agent; and part ai optionally has about 0.01 to about 10.0% of a structurant; with the proviso that at least one of part ai and part aii has about 0.01 to about 5.0% of a conditioning agent; and part aii optionally has about 0.01 to about 10.0% of a structurant; b.Type: GrantFiled: December 28, 2001Date of Patent: July 6, 2004Assignee: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Jitendra Patel, Gerald Patrick Newell, Elizabeth Kim, Fe P Pascual, Margie Fowler
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Patent number: 6743265Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: dye intermediates in water with a gelling agent at alkaline pH part aii an oxidizing compound such as hydrogen peroxide in water at acidic pH; b.) rinsing said mixture from said hair with water; and wherein said number of treatments is between about 2 to about 30; and wherein said set time interval between each two consecutive treatments is between about 8 hours and 30 days.Type: GrantFiled: March 13, 2002Date of Patent: June 1, 2004Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Jitendra Patel, Frank Jones
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Patent number: 6736860Abstract: A method for permanently dyeing hair which comprises subjecting said hair to a number of treatments, having a set time interval between each two consecutive such treatments, wherein each treatment comprises steps a.) and b.) below: a.) contacting said hair, for a period of about 5 seconds to about 5 minutes with a recently made mixture of: part ai: dye intermediates in water and fatty alcohol at alkaline pH, part aii: an oxidizing compound such as hydrogen peroxide in water at acidic pH b.) rinsing said mixture from said hair with water; and wherein said number of treatments is between about 2 to about 30; and wherein said set time interval between each two consecutive treatments is between about 8 hours and 30 days.Type: GrantFiled: March 12, 2002Date of Patent: May 18, 2004Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Jitendra Patel, Gerald Patrick Newell, Margie Fowler, Elizabeth Kim, Fe P Pascual