Sulfur-containing Hetero Ring Patents (Class 8/575)
  • Patent number: 8653279
    Abstract: The present embodiments relate to a dye for a dye-sensitized solar cell and a dye-sensitized solar cell prepared from the same. The dye includes a fluorenyl-containing compound. The dye according to the present embodiments is applied to a light absorption layer to improve photovoltaic efficiency and increase an open-circuit voltage.
    Type: Grant
    Filed: April 16, 2007
    Date of Patent: February 18, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-Kwan Lee, Ji-Won Lee, Jae-Jung Ko, Sang-Hoon Kim, Soo-Jin Moon, Moon-Sung Kang, Moon-Seok Kwon
  • Patent number: 8623101
    Abstract: There is provided a coloring composition containing at least a first coloring material and at least a second coloring material, in which the first coloring material is a compound represented by the following Formula (Y), the second coloring material is, for example, the following compound 8, and the mass ratio of the content (% by mass) of the second coloring material in the composition to the content (% by mass) of the first coloring material in the composition is 0.001 to 1.0. Formula (Y) In Formula (Y), a plurality of M each independently represent a hydrogen atom or a cation, and when M represents a cation, M represents a Li+ ion, a Na+ ion, a K+ ion or a NH4+ ion.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: January 7, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshihiko Fujie, Youichirou Takeshima
  • Patent number: 8603191
    Abstract: There is provided an aqueous solution containing (a) a preservative and (b) at least one azo compound represented by the following Formula (1) or a salt thereof, in which the content of (b) is 1% by mass to 25% by mass. (In Formula (1), G represents a nitrogen atom or —C(R2)?. R2 represents a hydrogen atom, a sulfo group, a carboxyl group, a substituted or unsubstituted carbamoyl group or a cyano group. X1, X2, X3, X4, X5, X6 and X7 each independently represents a hydrogen atom or a monovalent substituent. Y2, Y3 and Y4 each independently represents a hydrogen atom or a monovalent substituent. Y2, Y3 and Y4 may be bonded with each other to form a ring. All of Y2, Y3 and Y4 do not represent hydrogen atoms at the same time. M each independently represents a hydrogen atom or a monovalent countercation.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: December 10, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshihiko Fujie, Shigeaki Tanaka
  • Patent number: 8585781
    Abstract: There is provided an aqueous solution including: (a) a preservative, and (b) at least one kind of an azo compound represented by the following Formula (1) or a salt thereof, wherein a content of (b) is 1% by mass to 25% by mass: wherein, in Formula (1), A represents a substituted phenyl group or a substituted or unsubstituted nitrogen-containing 5-membered heterocyclic group, G represents a nitrogen atom or —C(R2)?, R2 represents a hydrogen atom, a sulfo group, a carboxy group, a substituted or unsubstituted carbamoyl group or cyano group, Y2, Y3 and Y4 each independently represents a hydrogen atom or a monovalent substituent, Y2, Y3 and Y4 may be bonded to each other to form a ring, all of Y2, Y3 and Y4 do not represent a hydrogen atom at the same time, and M each independently represents a hydrogen atom or a monovalent countercation.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: November 19, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshihiko Fujie, Shigeaki Tanaka
  • Patent number: 8203068
    Abstract: The present invention relates to a dye compound represented by the following formula (I), or a salt thereof: wherein R1, R2, R3, R4, D1, D2, B, and n are defined the same as the specification, and also relates to a photoelectric component using the same. The dye compound of the present invention is suitable for Dye-Sensitized Solar Cell (DSSC). Hence, the photoelectric characteristics of the DSSC can be improved by using the dye compound of the present invention.
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: June 19, 2012
    Assignee: Everlight USA, Inc.
    Inventors: Ming-Si Wu, Wei-Cheng Tang
  • Patent number: 7896931
    Abstract: The present invention relates to a hair dye composition containing a dissociative azo dye which has high dyeing power, is capable of imparting a vivid color to the hair firmly, has excellent fastness to light, shampooing, sweat, friction, and heat, and fades less with the passage of time because the dye is stable against an alkali agent or an oxidizing agent and does not decompose during hair dyeing; and a hair dyeing method using the hair dye composition.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: March 1, 2011
    Assignees: Kao Corporation, FUJIFILM Corporation
    Inventors: Masakazu Yamaguchi, Osamu Takiguchi, Masaaki Tsukase, Yasuhiro Ishiwata
  • Patent number: 7892295
    Abstract: A disperse dye of formula (I): Wherein R1 and R2 independently are each (C1-C4)-alkyl, OH or (C1-C4)-alkoxy-substituted (C1-C4)-alkyl; R3 and R4 independently are each hydrogen or methyl; one of A and B is cyano and the other is —COOX; and X is (C2-C12)-alkyl, O-interrupted (C2-C12)-alkyl, (C3-C4)-alkenyl or phenyl-(C1-C4)-alkyl. The invention also relates to the preparation of the dye and the use of the dye.
    Type: Grant
    Filed: August 1, 2008
    Date of Patent: February 22, 2011
    Assignee: DyStar Colours Deutschland GmbH
    Inventor: Hartwig Jordan
  • Patent number: 7828858
    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.
    Type: Grant
    Filed: September 13, 2006
    Date of Patent: November 9, 2010
    Assignee: Ciba Corporation
    Inventors: Christian Cremer, Victor Paul Eliu, Beate Fröhling, Olof Wallquist
  • Patent number: 7794509
    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.
    Type: Grant
    Filed: June 4, 2007
    Date of Patent: September 14, 2010
    Assignee: Ciba Corporation
    Inventors: Christian Cremer, Olof Wallquist, Victor Paul Eliu, Kishor Ramachandra Nivalkar
  • Patent number: 7785375
    Abstract: Disclosed is a method of dyeing keratin-containing fibers comprising treating the fiber with at least one compound of formula (1), wherein R1, R2, R3, R4 independently from each other are hydrogen; hydroxy; —S—H; —S—C1-C12alkyl; halogen; C1-C12alkyl or C1-C12alkoxy, which may be substituted by one or more C1-C5alkyl, C1-C5-alkoxy, hydroxy, —(CO)—H or —(CO)—C1-C5alkyl; —NR5R6; —NO2; —(CO)H or (CO)—C1-C5alkyl; C6-C12aryl, C6-C12aryl-C1-C4alkyl or C6-C12aryl-C1-C4alkoxy, wherein the aryl moiety may be substituted by one or more C1-C5alkyl, C1-C5alkoxy, —(CO)—H or —(CO)—C1-C5alkyl; R5 and R6 independently from each other are hydrogen; hydroxy; C1-C12alkyl; hydroxy-C1-C12alkyl; —(CO)—H; —(CO)—C1-C5alkyl; phenyl or phenyl-C1-C5alkyl, wherein the phenyl moiety may be substituted by one or more C1-C5alkyl, C1-C5alkoxy, halogen, —NH2, mono-C1-C5alkylamino, di-C1-C5alkylamino, —NO2, carboxy or hydroxy; and An is an anion.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: August 31, 2010
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Victor Paul Eliu, Beate Fröhling, Dominique Kauffmann
  • Patent number: 7731760
    Abstract: Disclosed are certain oxazine disulfide dyes useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: June 8, 2010
    Assignee: Ciba Corporation
    Inventors: Christian Cremer, Olof Wallquist
  • Patent number: 7678156
    Abstract: Compositions suitable for treating keratinic fibers, in particular human hair, are disclosed, which compositions comprise: (i) at least one component selected from the group consisting of salt compounds of general formula I, enamine counterparts of salt compounds of general formula I, and mixtures thereof: Where each Me represents a methyl group, R represents a substituent selected from the group consisting of an allyl group, a hydroxy-(C2-6)-alkyl group, a benzyl group, and substituted benzyl groups, and X? represents a physiologically compatible anion; and (ii) at least one aldehyde selected from the group consisting of 4-hydroxy-3-methoxybenzaldehyde, 3,5-dimethoxy-4-hydroxybenzaldehyde, 4-hydroxy-1-naphthaldehyde, 4-hydroxy-2-methoxybenzaldehyde, 3,4-dihydroxy-5-methoxybenzaldehyde, 3,4,5-trihydroxybenzaldehyde, 3,4-dibromo-4-hydroxybenzaldehyde, 4-hydroxy-3-nitrobenzaldehyde, 3-bromo-4-hydroxybenzaldehyde, 4-hydroxy-3-methylbenzaldehyde, 3,5-dimethyl-4-hydroxy-benzaldehyde, 5-bromo-4-hydroxy-3-methox
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: March 16, 2010
    Assignee: Henkel AG & Co. KGaA
    Inventors: Wibke Gross, Sandra Mausberg, Doris Oberkobusch, Horst Höffkes
  • Patent number: 7658770
    Abstract: The present invention relates to agents for coloring keratin fibers which comprise at least one cationic azodye of the general formula (I).
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: February 9, 2010
    Assignee: The Procter & Gamble Company
    Inventors: Cécile Pasquier, Eric Tinguely, Markus Speckbacher, Annik Marguet, Hans-Jürgen Braun
  • Patent number: 7658771
    Abstract: The present invention relates to agents for coloring keratin fibers which comprise at least one cationic azodye of the general formula (I).
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: February 9, 2010
    Assignee: The Procter & Gable Company
    Inventors: Cécile Pasquier, Eric Tinguely, Markus Speckbacher, Annik Marguet, Hans-Jürgen Braun
  • Patent number: 7655052
    Abstract: Disclosed herein is the use, in the coloring of keratinous fibers, for example human keratinous fibers, such as the hair, of a composition comprising at least one compound chosen from the compounds of formula (I) comprising a cyclic group G including a ring H capable of opening, the dyes corresponding to the compounds of formula (I) wherein the ring H is open and the addition salts thereof: and a method for treating keratinous fibers employing this composition.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: February 2, 2010
    Assignee: L'Oreal S.A.
    Inventors: Alain Lagrange, Frédéric Guerin
  • Patent number: 7651538
    Abstract: A hair dye composition containing an azo dye (1) or a salt thereof, (wherein R1 to R4 represents H, aliphatic hydrocarbon group, aryl group, halogen atom, acyl group, cyano group, acylamino group, or the like, wherein R1 and R2, and/or R3 and R4 may be coupled to form a 5- or 6-membered ring; X represents C or N, with the proviso that when X represents C, n stands for 1, and when X represents N, n stands for 0; A1, A2, A3 and A4 each represents N or represents C substituted by Y or having H, with the proviso that at least one of A1, A2, A3 and A4 is a nitrogen atom; and Y represents a substituent with the proviso that m stands for an integer from 0 to 3).
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: January 26, 2010
    Assignees: Kao Corporation, Fujifilm Corporation
    Inventors: Masakazu Yamaguchi, Dominic Pratt, Yasuhiro Ishiwata
  • Patent number: 7641703
    Abstract: Disclosed herein is the use, in the coloring of keratinous fibers, such as human keratinous fibers, such as the hair, of a composition comprising at least one compound chosen from the compounds of formula (I) comprising a cyclic group G including a ring H capable of opening, the dyes corresponding to the compounds of formula (I) wherein the ring H is open, and the addition salts thereof: and a method for treating keratinous fibers employing this composition.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: January 5, 2010
    Assignee: L'Oreal S.A.
    Inventors: Frédéric Guerin, Alain Lagrange
  • Patent number: 7585332
    Abstract: The present invention relates to compositions for dyeing keratin fibers, and in particular human keratin fibers such as the hair, comprising at least one compound of styryl or imine type containing a heterocycle and at least one thiol compound. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibers, especially with respect to shampooing. Moreover, the color obtained is visible even on dark hair without necessarily using an oxidizing composition. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.
    Type: Grant
    Filed: October 15, 2007
    Date of Patent: September 8, 2009
    Assignee: L'Oreal S.A.
    Inventor: Grégory Plos
  • Patent number: 7553337
    Abstract: The present invention has for an object agents for the simultaneous brightening and coloring of keratin fibers—particularly hair—which are characterized in that (a) they contain an oxidant and (b) at least one thiazolium dye of formula (I) and that (c) they have a basic pH
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: June 30, 2009
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7544216
    Abstract: This invention relates to unsubstituted and polymeric leuco colorants for use as consumer product additives to indicate a product function by color change, to make attractive or distinctive visual effects, or to provide latent or delayed color generation. The colorants may be present in a stable, colorless state and may be transformed to an intense colored state upon exposure to certain physical or chemical changes. Alternatively, the colorants may be transformed from one color to another color upon exposure to certain physical or chemical changes. The colored form of the unsubstituted or polymeric leuco colorant may be transient, since the colorant can revert back to its colorless form or its original color after the physical or chemical activation has been removed or changed. Polymeric leuco colorants are typically comprised of at least two components: at least one leuco chromophore component and at least one polymeric component.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: June 9, 2009
    Assignee: Milliken & Company
    Inventors: Eduardo Torres, Patrick D Moore, Joe Clark
  • Patent number: 7537620
    Abstract: The present invention has for an object agents for dyeing keratin fibers, characterized in that they contain at least one thiazoliumazo dye of general formula (I).
    Type: Grant
    Filed: November 16, 2004
    Date of Patent: May 26, 2009
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7534273
    Abstract: The present application relates to cationic pyrazolone dyes of the general formula (I), and to coloring agents for keratin fibers comprising these dyes.
    Type: Grant
    Filed: May 18, 2005
    Date of Patent: May 19, 2009
    Assignee: Wella AG
    Inventors: Markus Speckbacher, Hans-Juergen Braun
  • Patent number: 7527654
    Abstract: The present invention relates to a process for dyeing keratin fibers, in particular human keratin fibers such as the hair, using a dye composition comprising at least one dye of styryl or imine type in the presence of a revealing composition comprising at least one optionally substituted (hetero) aromatic compound of weak acid type. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibers, which is visible even on dark hair without prior lightening. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.
    Type: Grant
    Filed: October 12, 2007
    Date of Patent: May 5, 2009
    Assignee: L'Oreal S.A.
    Inventor: Grégory Plos
  • Patent number: 7517368
    Abstract: The present invention has for an object agents for coloring keratin fibers and containing at least one indolylthiazoliumazo dye of general formula (I)
    Type: Grant
    Filed: November 26, 2004
    Date of Patent: April 14, 2009
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Veronique Buclin, Nadia Duc-Reichlin, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7513916
    Abstract: The present invention relates to agents for coloring keratin fibers which comprise at least one cationic azodye of the general formula (I).
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: April 7, 2009
    Assignee: The Procter & Gamble Company
    Inventors: Cécile Pasquier, Eric Tinguely, Markus Speckbacher, Annik Marguet, Hans-Jürgen Braun
  • Patent number: 7513917
    Abstract: The present invention relates to agents for coloring keratin fibers which comprise at least one cationic azodye of the general formula (I).
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: April 7, 2009
    Assignee: The Procter & Gamble Company
    Inventors: Cécile Pasquier, Eric Tinguely, Markus Speckbacher, Annik Marguet, Hans-Jürgen Braun
  • Patent number: 7500994
    Abstract: Colorants for keratin fibers comprising cationic quinoxaline thiazole azo dyes of the general formula (I).
    Type: Grant
    Filed: April 4, 2005
    Date of Patent: March 10, 2009
    Assignee: Wella AG
    Inventors: Markus Speckbacher, Hans-Juergen Braun
  • Patent number: 7491245
    Abstract: Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more tricyclic fused 6-5-6 heteroaromatic keratin dyeing compounds having one heteroatom. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: February 17, 2009
    Assignee: The Procter & Gamble Company
    Inventors: Robert Wayne Glenn, Jr., Anthony McMeekin, Mu'Ill Lim, John Michael Gardlik, Stevan David Jones, Bryan Patrick Murphy
  • Patent number: 7488353
    Abstract: Cationic heteroarylazine dyes of general formulas (I) and (II) and colorants for keratin fibers containing these compounds.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: February 10, 2009
    Assignee: Wella AG
    Inventors: Markus Speckbacher, Hans-Juergen Braun
  • Patent number: 7476261
    Abstract: A hair dye composition containing an azo dye (1) or a salt thereof: wherein R represents a coupler moiety, R1 and R3 each independently represent —SO3M, —SO2NR4R5 or a hydrogen atom, R2, R4 and R5 each independently represent a hydrogen atom or a substituent, and M represents a hydrogen atom, metal atom or ammonium, with a proviso that R1 and R3 are not hydrogen atoms at the same time.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: January 13, 2009
    Assignees: Kao Corporation, FUJIFILM Corporation
    Inventors: Masakazu Yamaguchi, Dominic Pratt, Makiko Aimi, Yasuhiro Ishiwata
  • Patent number: 7476260
    Abstract: Formula (I) wherein R1 and R2 each independently from each other are a residue of an organic dye: Y1 and Y2 each independently from each other are unsubstituted or substituted, straightchain or branched, interrupted or uninterrupted —C1-C10alkylene-; —C5-C10cycloalkylene-; C5-C10arylene; or —C5-C10arylene-(C1-C10alkylene)-; Z1 and Z2 independently from each other are Formula (II) are each independently from each other hydrogen; or unsubstituted or substituted, straight-chain or branched, mono-cyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); r, q and n independently from each other are 0 or 1, if n is 0, Z3 is hydrogen; and if n is 1, Z3 is —S—: with the proviso that the method does not comprise treating the fiber with an enzyme of the type of a protein disulfidisomerase (EC 5.3.4.1).
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: January 13, 2009
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Victor Paul Eliu, Beate Fröhling, Dominique Kauffmann
  • Patent number: 7431741
    Abstract: The present invention has for an object agents for the simultaneous brightening and dyeing of keratin fibers—particularly hair—characterized in that they contain a) at least one oxidant and (b) at least one indolylthiazoliumazo dye of formula (I) and that, (c) they have a basic pH
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: October 7, 2008
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Veronique Buclin, Nadia Duc-Reichlin, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7429278
    Abstract: The present disclosure is directed to a family of N-alkylheteroaryl secondary para-phenylenediamines, to their preparation, and to a cosmetic composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising, in a suitable dyeing medium, at least one N-alkylheteroaryl secondary para-phenylenediamine. Further disclosed herein is a process of dyeing keratin fibers, a ready-to-use composition, and a kit comprising at least two compartments.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: September 30, 2008
    Assignee: L'Oréal
    Inventors: Stéphane Sabelle, Eric Metais
  • Patent number: 7429274
    Abstract: The object of the present invention is a ready-to-use agent for coloring keratin fibers containing (i) at least one heterocyclic hydrazone derivative of formula (I), (ii) at least one CH-active compound of formulas (II) to (IX) and (iii) at least one oxidant, a multicomponent kit and a method for coloring keratin fibers by use of said agent.
    Type: Grant
    Filed: November 15, 2004
    Date of Patent: September 30, 2008
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Veronique Buclin, Caroline Kiener, Nadja Duc-Reichlin, Hans-Juergen Braun
  • Patent number: 7427301
    Abstract: Disclosed is a composition for dyeing keratin fibers, for example, human keratin fibers, comprising, in a cosmetically acceptable medium, at least one direct dye of the following formulae: Also disclosed is a process for treating keratin fibers, for example, human keratin fibers, using the above composition, and also to a multi-compartment device comprising at least one composition as defined above.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: September 23, 2008
    Assignee: L'Oréal S.A.
    Inventor: Alain Lagrange
  • Patent number: 7425221
    Abstract: The invention relates to a composition comprising, in a cosmetically acceptable medium, at least one particular direct dye. The invention further relates to a method for treating keratin fibers, in particular human keratin fibers, using the abovementioned composition, and a device comprising it. Finally, its subject is the use of the composition according to the invention as agent for lightening and/or as agent for dyeing said fibers.
    Type: Grant
    Filed: September 12, 2005
    Date of Patent: September 16, 2008
    Assignee: L'Oreal S.A.
    Inventor: Alain Lagrange
  • Patent number: 7419511
    Abstract: The disclosure provides compositions comprising, in a cosmetically acceptable medium, at least one direct dye, processes for treating keratin fibers, such as human keratin fibers, using the compositions, and devices comprising the compositions. Use of the compositions as lightening agents and as coloring agents for the keratin fibers is also provided.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: September 2, 2008
    Assignee: L'Oreal, S.A.
    Inventor: Alain Lagrange
  • Patent number: 7393366
    Abstract: The present invention relates to agents for coloring keratin fibers which comprise at least one zwitterionic azo dye of the general formula (I) where R1 is an alkylsulfonate radical of the formula (II),
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: July 1, 2008
    Assignee: The Procter & Gamble Company
    Inventors: Cécile Pasquier, Eric Tinguely, Otto Göttel, Hans-Jürgen Braun
  • Patent number: 7347879
    Abstract: The present disclosure relates to a novel family of sulfur-containing secondary para-phenylenediamines, to processes for preparing them, to compositions for dyeing keratin fibers, for example keratin fibers such as the hair, comprising, in a suitable dyeing medium, at least such one sulfur-containing secondary para-phenylenediamine. The present disclosure also relates to processes for dyeing keratin fibers with the compositions according to the present disclosure and to multi-compartment dyeing kits containing such compositions.
    Type: Grant
    Filed: February 28, 2005
    Date of Patent: March 25, 2008
    Assignee: L'Oreál, S.A.
    Inventors: Stéphane Sabelle, Eric Metais
  • Patent number: 7331997
    Abstract: Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more tricyclic fused 6-5-6 heteroaromatic keratin dyeing compounds having one heteroatom. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
    Type: Grant
    Filed: April 6, 2005
    Date of Patent: February 19, 2008
    Assignee: The Procter & Gamble Company
    Inventors: Robert Wayne Glenn, Jr., Anthony McMeekin, Mu'Ill Lim, John Michael Gardlik, Stevan David Jones, Bryan Patrick Murphy
  • Patent number: 7326254
    Abstract: The present patent application has for an object an agent for the simultaneous brightening and coloring of keratin fibers based on a coupler-developer combination that has a basic pH and contains as developer at least one heterocyclic hydrazone derivative of formula (I) or a physiologically compatible salt thereof, at least one common coupler and as oxidant at least one combination of persulfate salts and hydrogen peroxide or an addition compound thereof; a multicomponent kit and a method for coloring keratin fibers.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: February 5, 2008
    Assignee: Wella AG
    Inventors: Cécile Pasquier, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7303590
    Abstract: Bicyclic fused 5-5 heteroaromatic keratin dyeing compounds with two or three heteroatoms. This invention further relates to a composition for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more bicyclic fused 5-5 heteroaromatic keratin dyeing compounds with two or three heteroatoms. This invention further relates to a method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
    Type: Grant
    Filed: January 21, 2005
    Date of Patent: December 4, 2007
    Assignee: The Procter & Gamble Company
    Inventors: Bryan Patrick Murphy, Robert Wayne Glenn, Jr., Mu-Ill Lim, John Michael Gardlik, Stevan David Jones, William David Laidig, John David Shaffer
  • Patent number: 7300473
    Abstract: The invention relates to a composition for dyeing fibers such as the hair, comprising at least one cationic direct dye of given formula, and which also contains at least one thickening polymer chosen from the group comprising: —nonionic amphiphilic polymers comprising at least one hydrophilic unit and at least one unit containing a fatty chain, —anionic amphiphilic polymers comprising at least one hydrophilic unit and at least one unit containing a fatty chain, —cationic amphiphilic polymers comprising at least one hydrophilic unit and at least one unit containing a fatty chain. The invention also relates to the dyeing processes and dyeing kits therefor.
    Type: Grant
    Filed: November 1, 2006
    Date of Patent: November 27, 2007
    Assignee: L'Oreal S.A.
    Inventors: Gérard Lang, Jean Cotteret
  • Patent number: 7300472
    Abstract: The invention relates to agents for coloring fibers containing keratin, in particular, human hair, which comprise selected cationic, CH-acidic heterocycles according to formula I in which A, R1, R2 and X? are as defined in the application, in combination with reactive carbonyl compounds, to the use of this combination in agents for coloring fibers containing keratin, for freshening up the color or nuancing fibers containing keratin which have already been colored, and to a method of coloring fibers containing keratin, in particular, human hair.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: November 27, 2007
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Wibke Gross, Horst Höffkes, Doris Oberkobusch, Sandra Mausberg
  • Patent number: 7294151
    Abstract: The agent for coloring keratin fibers is based on oxidative dye precursors and contains: (a) at least one hydrazone derivative of formula (I) or a physiologically compatible salt thereof, (b) at least one coupler or a physiologically compatible salt thereof, and (c) a persulfate salt as oxidant.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: November 13, 2007
    Assignee: Wella AG
    Inventors: Cécile Pasquier, Caroline Kiener, Hans-Juergen Braun
  • Patent number: 7291183
    Abstract: The object of the present patent application is an agent for coloring keratin fibers based on oxidative dyes and which contains as developer at least one heterocyclic hydrazone derivative of formula (I) (with X?S or O) and as oxidant at least one persulfate salt, further objects being a multicomponent kit and a method for coloring keratin fibers by use of said agent
    Type: Grant
    Filed: February 3, 2004
    Date of Patent: November 6, 2007
    Assignee: Wella AG
    Inventors: Cécile Pasquier, Vèronique Buclin, Caroline Kiener, Anita Roulin, Hans-Juergen Braun
  • Patent number: 7276089
    Abstract: Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and at least one bicyclic fused 5-5-membered aza heteroaromatic keratin dyeing compound with an N-hydroxy or N-amino group and derivatives thereof. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
    Type: Grant
    Filed: August 23, 2005
    Date of Patent: October 2, 2007
    Assignee: The Procter & Gamble Company
    Inventors: Robert Wayne Glenn, Jr., Mu'Ill Lim
  • Patent number: 7241319
    Abstract: Disclosed herein is a dye composition for dyeing human keratin fibers, such as the hair, comprising a direct polycationic dye of formula (I) below: Col-Z-Col??(I) in which Col, which may be identical or different, is a noncationic dye chosen from azo dyes, methine dyes, azomethine dyes, phenothiazine dyes, triarylmethene dyes, xanthene dyes, phenanthridine dyes, and phthalocyanin dyes; and Z is chosen from linear and branched, saturated and unsaturated C1-C20 hydrocarbon-based groups comprising at least one nitrogen atom and bearing at least two cationic charges, and also to processes for dyeing human keratin fiber using said composition, to the use of the dyes of formula (I) as direct dyes, and to multi-compartment devices.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: July 10, 2007
    Assignee: L'Oreal S.A.
    Inventor: Alain Lagrange
  • Patent number: 7232467
    Abstract: A method of colouring porous material, especially human hair, is described, which method comprises applying to the material being coloured, in any desired order successively, or simultaneously, a) at least one capped diazonium compound of Formula (1) and/or at least one compound of Formula (2) and/or at least one compound of Formula (3) wherein Q is an unsubstituted or substituted aromatic or heterocyclic residue, R is the radical of an unsubstituted or substituted, water-soluble aliphatic or aromatic amine, and T is an unsubstituted or substituted, water-soluble aliphatic or aromatic residue, wherein at least one of the groups must contain a radical imparting water solubility, and a) at least one water-soluble coupling component under conditions such that, initially, coupling does not take place, and then causing the capped diazonium compound present on the material to react with the coupling component
    Type: Grant
    Filed: August 26, 2003
    Date of Patent: June 19, 2007
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Jean-Marie Adam, Taher Yousaf, Beate Fröhling, Victor Paul Eliu
  • Patent number: 7229479
    Abstract: A method of coloring porous material, especially human hair, is described, which method comprises applying to the material being colored, in any desired order successively, or simultaneously, a) at least one capped diazonium compound and b) at least one cationic water-soluble aromatic coupling component, under conditions such that, initially, coupling does not take place, and then causing the capped diazonium compound present on the material to react with the coupling component.
    Type: Grant
    Filed: August 26, 2003
    Date of Patent: June 12, 2007
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Beate Fröhling, Victor Paul Eliu