Thiazoles (including Hydrogenated) Patents (Class 8/691)
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Patent number: 8740997Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: June 3, 2013Date of Patent: June 3, 2014Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Publication number: 20130174358Abstract: The present invention provides a treatment composition comprising a hydrophobic dye.Type: ApplicationFiled: September 14, 2012Publication date: July 11, 2013Applicant: The Sun Products CorporationInventors: Stephen Norman Batchelor, Jayne Michelle Bird
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Patent number: 8465553Abstract: The invention provides a pigment dispersion composition including an azo pigment represented by formula (1), in which the azo pigment represented by formula (1) does not have an ionic hydrophilic group, an azo pigment derivative and a dispersant. In formula (1), G represents a hydrogen atom, an aliphatic group, an aryl group or a heterocyclic group; R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group or a heterocyclic group; R2 represents a substituent; A represents a heterocyclic group; m represents an integer of 0 to 5; and n represents an integer of 1 to 4, wherein: when n=2, the azo pigment is a dimer formed via R1, R2, A or G; when n=3, the azo pigment is a a trimer formed via R1, R2, A or G; and when n=4, the azo pigment is a tetramer formed via R1, R2, A or G.Type: GrantFiled: January 7, 2011Date of Patent: June 18, 2013Assignee: FUJIFILM CorporationInventors: Toshihito Kuge, Nobuo Seto, Masahiro Higashi, Keiichi Tateishi, Hideki Takakuwa, Kaoru Aoyagi, Hiroshi Taguchi
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Patent number: 8454711Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: September 4, 2012Date of Patent: June 4, 2013Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close
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Publication number: 20120291207Abstract: Novel disperse azo dyes of formula (I), and processes for preparation thereof. These dyes possess superior washing fastness, sublimation fastness and light fastness.Type: ApplicationFiled: December 23, 2010Publication date: November 22, 2012Applicant: COLOURTEX INDUSTRIES LIMITEDInventors: Pankaj Desai, Kiyoshi Himeno, Nikhil Desai
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Patent number: 8298299Abstract: An azo pigment selected from the group consisting of: an azo pigment represented by the following formula (1), which has: a characteristic X-ray diffraction peak at Bragg angles (2?±0.2°) of 6.9°, 21.5°, and 27.3° in CuK? characteristic X-ray diffraction, a peak height at 11.9° of 0.6 or less relative to a peak height at 10.9° or a tautomer thereof, or a salt, hydrate, or solvate of the azo pigment or tautomer thereof; and an azo pigment represented by the following formula (1), which has: a characteristic X-ray diffraction peak at Bragg angles (2?±0.2°) of 6.9°, 25.8°, and 27.1° in CuK? characteristic X-ray diffraction, a peak height at 10.9° of 0.2 or less relative to a peak height at 11.9° or a tautomer thereof, or a salt, hydrate, or solvate of the azo pigment or tautomer thereof.Type: GrantFiled: May 31, 2011Date of Patent: October 30, 2012Assignee: FUJIFILM CorporationInventors: Masahiro Higashi, Yoshihiro Jimbo, Keiichi Tateishi
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Patent number: 8262744Abstract: Novel compounds based on diaminostilbene are provided. The compounds conform to the general structures The compounds are useful as optical brighteners. Compositions, such as laundry compositions, containing such compounds are also provided.Type: GrantFiled: May 18, 2011Date of Patent: September 11, 2012Assignee: Milliken & CompanyInventors: Robert L. Mahaffey, Eduardo Torres, Dominick J. Valenti, Patrick D. Moore, Leland G. Close, Jr.
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Patent number: 8226734Abstract: An azo pigment and pigment dispersion show excellent coloring characteristics and light fastness. The azo pigment is represented by general formula (1), its tautomer, a salt or hydrate thereof: wherein G is hydrogen or an aliphatic, aryl, heterocyclic, acyl, aliphatic oxycarbonyl, carbamoyl, or sulfonyl group, R1 is an amino, aliphatic oxy, aliphatic, aryl, or heterocyclic group, R2 is a substituent, A is an aromatic 5- or 6-membered heterocyclic group, m is an integer of 0 to 5, n is an integer of 1 to 4 and, when n=2, 3 or 4, the formula represents a dimer, trimer, or tetramer, respectively, formed through R1, R2, A, or G.Type: GrantFiled: July 17, 2009Date of Patent: July 24, 2012Assignee: FUJIFILM CorporationInventors: Nobuo Seto, Masahiro Higashi, Keiichi Tateishi, Hideki Takakuwa
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Patent number: 8206465Abstract: An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided. An azo pigment represented by the following general formula (1) and a pigment dispersion containing the pigment: Wherein Y, G, X1, X2, R1, R2 and R3 are defined in the claims and in the specification.Type: GrantFiled: March 5, 2009Date of Patent: June 26, 2012Assignee: FUJIFILM CorporationInventors: Nobuo Seto, Keiichi Tateishi
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Patent number: 8177861Abstract: An azo pigment of formula (1), a tautomer of the azo pigment, or a salt or hydrate thereof, are provided: G0 and G1 each is a non-metal atomic group which can form a 5- or 6-membered heterocyclic ring, The rings may be monocyclic or condensed and are optionally substituted. X is a hetero atom. n is an integer of 1 to 4. When n=2, 3, or 4, the compound is a dimer, trimer, or tetramer, respectively. A is a substituent. The azo pigment has excellent coloring characteristics such as high tinctorial strength and hue. It also has excellent durability including high resistance to light and ozone. A pigment dispersion containing the azo pigment and a coloring composition are also provided.Type: GrantFiled: March 5, 2009Date of Patent: May 15, 2012Assignee: FUJIFILM CorporationInventors: Keiichi Tateishi, Yoshiaki Nagata, Nobuo Seto
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Patent number: 8142519Abstract: A monoazo pigment is represented by the general formula (1), a tautomer of the monoazo pigment, and a salt or a hydrate thereof: in which R1, P1, and Q1 each independently represents a hydrogen or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 5, Het-1 represents a group selected from the aromatic heterocyclic groups represented by the general formula (2) as recited in the claims and disclosure of the invention.Type: GrantFiled: September 3, 2008Date of Patent: March 27, 2012Assignee: Fujifilm CorporationInventors: Keiichi Tateishi, Shinya Hayashi, Yoshiaki Nagata, Tomoaki Nakamura
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Patent number: 8118885Abstract: An azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof: wherein each of R1, R2, P1, P2, Q1, and Q2 independently represents a hydrogen atom or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 4, each of Het-1 and Het-2 independently represents a group selected from specific aromatic heterocyclic groups.Type: GrantFiled: June 27, 2008Date of Patent: February 21, 2012Assignee: Fujifilm CorporationInventors: Keiichi Tateishi, Yoshiaki Nagata, Tomoaki Nakamura
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Patent number: 8088182Abstract: The present invention relates to dyes of formula wherein D, R1, R2, R3, R4 and n are defined as in the claims, to the process for the preparation thereof and to the use thereof in dyeing or printing semi-synthetic and especially synthetic hydrophobic textile materials, more especially textile materials.Type: GrantFiled: September 23, 2009Date of Patent: January 3, 2012Assignee: Huntsman International LLCInventors: Ralf Petermann, Christian Suppiger, Urs Lauk
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Patent number: 8070832Abstract: The invention provides for a dye of the formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl or —NHSO2 (C1-C6)-alkyl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen or (C1-C6)-alkyl; R5 is hydrogen or (C1-C6)-alkyl; R6 is hydrogen or (C1-C6)-alkyl; X is phenyl, thiophenyl, sulfonylphenyl or phenoxy; n is 0, 1, or 2; and m is 0 or 1. The invention is also related to the process of using the dye and the process of preparing the dye.Type: GrantFiled: August 1, 2008Date of Patent: December 6, 2011Assignee: DyStar Colours Deutschland GmbHInventor: Stefan Neubauer
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Publication number: 20110247150Abstract: The invention provides for a dye of the formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl or —NHSO2(C1-C6)-alkyl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen or (C1-C6)-alkyl; R5 is hydrogen or (C1-C6)-alkyl; R6 is hydrogen or (C1-C6)-alkyl; X is phenyl, thiophenyl, sulfonylphenyl or phenoxy; n is 0 , 1, or 2; and m is 0 or 1. The invention is also related to the process of using the dye and the process of preparing the dye.Type: ApplicationFiled: August 1, 2008Publication date: October 13, 2011Applicant: DYSTAR COLOURS DEUTSCHLANDS GMBHInventor: Stefan Neubauer
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Publication number: 20110197377Abstract: The present invention relates to dyes of formula wherein R1 and R2 are each independently of the other hydrogen, vinyl, allyl or C1-C6alkyl which is unsubstituted or substituted by cyano, carboxy, hydroxy, C1-C6alkoxy or C6-C24aryl, R3 is hydrogen, C1-C6alkyl or C6-C24aryl, R4 is hydrogen, C1-C6alkyl or C6-C24aryl, 2-Cyano-C1-C6alkyl, 2-Alkoxy-C1-C6alkyl, 2-Oxo-C1-C6alkyl, n is 0, 1 or 2, and D denotes a radical of formula (2), (3), (4), (5), (6) or (7) wherein R5 is hydrogen, nitro, cyano or halogen, R6 and R7 are each independently of the other hydrogen, nitro, cyano or halogen, R8 and R9 are each independently of the other hydrogen, nitro, cyano or halogen, R10 and R11 are each independently of the other nitro, cyano, trifluoromethyl, carboxy, C1-C6alkyl, C1-C6alkoxy, C1-C6acylamino or halogen, R12 and R13 are each independently of the other hydrogen, nitro, cyano, trifluoromethyl, carboxy, C1-C6alkoxycarbonyl, C1-C6alkylsulfonyl, C1-C6alkylsulfonylamino, C1-C6acylamino or halogen, R14 represenType: ApplicationFiled: September 23, 2009Publication date: August 18, 2011Applicant: Huntsman International LLCInventors: Ralf Petermann, Christian Suppiger, Urs Lauk
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Patent number: 7909892Abstract: The present invention relates storage stable aqueous dye solutions comprising a) 5 to 30% by weight of a dye of the formula in which K is a residue of a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series and M is hydrogen, an alkali metal or alkaline earth metal, ammonium or alkyl ammonium, b) 0.05 to 5% by weight of one or more compounds of the formula or a residue of the formula in which A, X, Y, R, P and Q are defined herein, c) an organic or an inorganic base or mixtures thereof, d) if desired, further additives and e) water, a process for their preparation and the use thereof for the dyeing, in particular of paper.Type: GrantFiled: January 21, 2003Date of Patent: March 22, 2011Assignee: BASF SEInventors: Holger Lautenbach, Adolf Käser, Michael Heneghan
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Patent number: 7875706Abstract: Disperse dyes of the general formula (I) where D is a diazo component derived from a substituted or unsubstituted aromatic amine, K is an aromatic radical of the formula and the substituents are each as defined in the first claim. Further described are the preparation and the use of the dyes according to the invention.Type: GrantFiled: December 2, 2004Date of Patent: January 25, 2011Assignee: Clariant Finance (BVI) LimitedInventor: Robert Egli
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Patent number: 7871446Abstract: A dyestuff of the formula (I) wherein D is a diazo component; R1 is hydrogen, (C1-C4)-alkyl, hydroxy, —NHCOR6 or —NHSO2R6; R2 is hydrogen, halogen or (C1-C4)-alkoxy; R3 is hydrogen or methyl; R4 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C2-C6)-alkyl, which is interrupted by 1, 2 or 3 heteroatoms wherein said heteroatoms are —0—, —S— or —NR7, substituted (C2-C6)-alkyl, which is interrupted by 1, 2 or 3 heteroatoms wherein said heteroatoms are —0—, —S— or —NR7, (C2-C6)-alkenyl, substituted (C2-C6)-alkenyl, benzyl or phenethyl; R5 is hydrogen or methyl; R6 is (C1-C4)-alkyl, phenyl or substituted phenyl; R7 is (C1-C4)-alkyl, phenyl or substituted phenyl; m is 0, 1 or 2; and n is 0 or 1. The invention further relates to use of the dyestuff and the process of making the dyestuff.Type: GrantFiled: November 2, 2007Date of Patent: January 18, 2011Assignee: DyStar Colours Deutschland KGInventors: Hartwig Jordan, Wolfgang Koster, Anthony Lawrence
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Patent number: 7833291Abstract: The present invention provides dyes of the general formula (I) where D is the residue of a diazo component; R1 to R7 and L are each as defined in claim 1, processes for their preparation and their use.Type: GrantFiled: January 14, 2008Date of Patent: November 16, 2010Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Hartwig Jordan, Stefan Neubauer, Anthony Lawrence, Nigel Hall
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Publication number: 20100281629Abstract: The invention relates to a dye of the general formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl, —NHCOaryl, —NHSO2(C1-C6)-alkyl or —NHSO2aryl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, phenoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl; or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen, (C1-C6)-alkyl or phenyl; R5 is vinyl or a group of the formula —CHR6COR7, where R6 is hydrogen, (C1-C6)-alkyl or phenyl; R7 is (C1-C6)-alkyl, substituted (C1-C6)-alkyl, phenyl or substituted phenyl; and X is C1-C5)-alkylene. The invention for relates to a process to prepare the dye and their use.Type: ApplicationFiled: September 15, 2008Publication date: November 11, 2010Applicant: DyStar Colours Deustschland GmbHInventor: Stefan Neubauer
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Patent number: 7824450Abstract: The present invention provides dyes of the general formula (I) where D, R1 to R7 and n are each as defined in claim 1, processes for their preparation and their use.Type: GrantFiled: October 16, 2007Date of Patent: November 2, 2010Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Hartwig Jordan, Stefan Neubauer
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Publication number: 20100205755Abstract: 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: ApplicationFiled: August 1, 2008Publication date: August 19, 2010Applicant: DyStar Colours Deutschland GmbHInventor: Hartwig Jordan
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Patent number: 7686851Abstract: The present invention concerns concentrated storage-stable aqueous dye solutions comprising a) 5% to 30% by weight of a dye of the formula ?where K is a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series, and b) 0.1 to 0.9 mol of aminoalkoxy alcohols or monoalkanolamines per mole of dye of the formula (1) and c) 0 to 3 mol of trialkanolamine per mole of dye of the formula (1).Type: GrantFiled: March 4, 2005Date of Patent: March 30, 2010Assignee: Clariant Finance (BVI) LimitedInventor: Heidrun Schene
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Patent number: 7413578Abstract: The present invention relates to agents comprising cationic azacyanine dyes of the formula (I) for coloring keratin fibers, such as, for example, wool, silk or furs and in particular human hair (where X1 is N—R1, O or S and X2 is N—R2, O or S), and to a method of coloring hair with varying degrees of damage.Type: GrantFiled: January 25, 2006Date of Patent: August 19, 2008Assignee: The Procter & Gamble CompanyInventors: Manuela Javet, Catherine Müller, Anita Roulin, Cécile Pasquíer
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Patent number: 7410507Abstract: The present invention relates to the use of cationic azacyanine dyes of the formula (Ia) or (Ib) for coloring keratin fibers, and to a method of coloring hair with various degrees of damage.Type: GrantFiled: January 25, 2006Date of Patent: August 12, 2008Assignee: The Procter & Gamble CompanyInventors: Manuela Javet, Catherine Müller, Anita Roulin, Cécile Pasquier
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Patent number: 7407517Abstract: The present disclosure relates to the use of cationic azo compounds with julolidine units as direct dyes, for the dyeing of keratin fibers, including human keratin fibers, such as the hair. The present disclosure also relates to a dyeing composition for the dyeing of keratin fibers, including human keratin fibers such as the hair, containing at least one cationic direct azo dye with julolidine units, in a suitable dyeing medium. The present disclosure also relates to a method of dyeing of keratin fibers, including human keratin fibers such as the hair, employing the dyeing composition according to the disclosure. The present disclosure also relates to cationic azo compounds with julolidine units.Type: GrantFiled: August 23, 2006Date of Patent: August 5, 2008Assignee: L'Oreal S.A.Inventors: Nicolas Daubresse, Andrew Greaves
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Patent number: 7374583Abstract: The present invention relates to agents containing cationic azacyanine dyes having formula (I) for dyeing fibers, such as, for example, keratin fibers, wool, silk or fleeces, and in particular human hair, as well as to new asymmetrical azacyanine dyes.Type: GrantFiled: April 3, 2007Date of Patent: May 20, 2008Assignee: The Procter & Gamble CompanyInventors: Manuela Javet, Catherine Müller
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Patent number: 7358344Abstract: An azo dye represented by formula (I): A-N?N—B??formula (I) wherein, A represents a group having a substituent required for inducing an intramolecular nucleophilic substitution reaction with a nitrogen atom of a reduced azo group as a nucleophilic species when the azo group is reductively decomposed, the group forming a compound containing the nitrogen atom in a ring structure, and B represents an aromatic or hetero ring which is bound to the azo group through a carbon atom.Type: GrantFiled: November 4, 2004Date of Patent: April 15, 2008Assignee: Fujifilm CorporationInventors: Yasuhiro Shimada, Yasuhiro Ishiwata, Makiko Yokoi
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Patent number: 7358345Abstract: The present invention claims dyestuffs of formula (I), wherein D, R1 to R7 and n are defined as given in claim 1, a process for their preparation and their useType: GrantFiled: October 15, 2004Date of Patent: April 15, 2008Assignee: Dystar Textilfarben GmbH & Co. Deutschland KGInventor: Nigel Hall
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Patent number: 7297168Abstract: Five-membered heteroaromatic keratin dyeing compounds with one, 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 5-membered heteroaromatic keratin dyeing compounds with one, tow, 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: GrantFiled: January 12, 2005Date of Patent: November 20, 2007Assignee: The Procter & Gamble CompanyInventors: Bryan Patrick Murphy, Robert Wayne Glenn, Jr., Mu-Ill Lim, John Michael Gardlik, Stevan David Jones, William David Laidig, John David Shaffer, Charles Wayne Rees
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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: 6962610Abstract: 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 represents an alkyl, aryl or heterocyclic group, and A represents a divalent group capable of forming a methine dye as a whole compound, together with the portion other than A. 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 an 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 has less color fade after the passage of time.Type: GrantFiled: September 12, 2003Date of Patent: November 8, 2005Assignees: Kao Corporation, Fuji Photo Film Co., Ltd.Inventors: Dominic Pratt, Toshio Kawagishi
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Patent number: 6908492Abstract: The new 7-nitro-2,1,3-benzoxadiazole compounds and 7-nitro-2,1,3-benzthiadiazole compounds of formula (I) are: Dyeing agents for keratin fibers, containing the compounds of formula (I), and methods of dyeing hair with these dyeing agents are described.Type: GrantFiled: January 7, 2004Date of Patent: June 21, 2005Assignee: Wella AktiengesellschaftInventors: Gisela Umbricht, Hans-Juergen Braun, Sylviane Oberson, Catherine Mueller
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Patent number: 6869454Abstract: The new 7-nitro-2,1,3-benzoxadiazole compounds and 7-nitro-2,1,3-benzthiadiazole compounds of formula (I) are: Dyeing agents for keratin fibers containing these compounds and methods of dyeing hair with the dyeing agents are described.Type: GrantFiled: September 5, 2003Date of Patent: March 22, 2005Assignee: Wella AktiengesellschaftInventors: Gisela Umbricht, Hans-Juergen Braun, Sylviane Oberson, Catherine Mueller
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Patent number: 6783558Abstract: The present invention is directed to a hair coloring method by using a composition comprising a specified ring-fused heterocycle direct dyestuff having the general formula (1) or a salt thereof wherein the formulas are as defined in the patent claims. Furthermore, the present invention is also directed to the composition. This composition has a surprisingly good hair coloring performance and compatibility with peroxides. The use of this composition leads to long lasting brilliant colors wherein the color is stable against washing of the hair and environmental influences.Type: GrantFiled: March 14, 2002Date of Patent: August 31, 2004Assignees: Kao Corporation, Fuji Photo Film Co., Ltd.Inventors: Dominic Pratt, Toshio Kawagishi
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Patent number: 6551363Abstract: The present invention relates to a dye mixture comprising as component (A) at least one dye of formula as component (B) at least one dye of formula wherein the substituents R1, R2, R3 and R4 are as defined in claim 1, and to the use of that mixture in the dyeing or printing of semi-synthetic or synthetic hydrophobic fiber materials.Type: GrantFiled: September 18, 2000Date of Patent: April 22, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Antoine Clément, Alfons Arquint, Urs Lauk
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Patent number: 6458194Abstract: A dye compound excellent in transfer property and color fastness against light, a yellow dye excellent in light absorption property, a yellow dye compound for thermal transfer dye donating material excellent in solubility and a dye compound which can be synthesized with ease from readily-available source materials are provided. A dye compound of the present invention is expressed by the general formula (1): or a salt thereof, wherein R1, R2, R3 and R4 independently represent a hydrogen atom or a substituent.Type: GrantFiled: September 29, 2000Date of Patent: October 1, 2002Assignee: Fuji Photo Film Co., Ltd.Inventors: Hisashi Mikoshiba, Takayoshi Kamio
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Patent number: 6302924Abstract: Dye mixtures comprising one or more thienyl- and/or thiazole-azo dyes with a coupling component of the aminothiazole, aniline or tetrahydroquinoline series, one or more dyes of the class of the monoazo or disazo dyes, methine dyes, azamethine dyes, anthraquinone dyes, nitro dyes or quinophthalone dyes which have their respective absorption maximum at a wavelength of from 410 to 520 nm and optionally one or more dyes of the class of the monoazo or disazo dyes, methine dyes, azamethine dyes, anthraquinone dyes, nitro dyes or quinophthalone dyes which have their respective absorption maximum at a wavelength of from 600 to 700 nm, the FWHM value of the absorption maximum being at least 2000 cm−1, are useful for thermal transfer and for dyeing or printing synthetic materials.Type: GrantFiled: September 22, 1998Date of Patent: October 16, 2001Assignee: Basf AktiengesellschaftInventors: Karl-Heinz Etzbach, Rüdiger Sens, Claudia Kräh, Frank Wüthner
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Patent number: 5925150Abstract: A black colorant composition useful for coloring polyurethanes is provided having a red benzothiazole azo colorant which, when combined with a complementary blue and yellow colorant, exhibits low flairing.Type: GrantFiled: August 20, 1997Date of Patent: July 20, 1999Assignee: Milliken & CompanyInventors: Mark Edward Ragsdale, David Jesse Moody, Eric B. Stephens
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Patent number: 5853432Abstract: Dye mixtures comprising one or more pyridone dyes of the formula ##STR1## where M is a pyridone or triazolopyridone radical which is bonded to the thiazole ring via CH and the other radicals are each as defined in the description, and one or more dyes based on 1-aminoanthraquinone are useful for thermal transfer.Type: GrantFiled: August 27, 1996Date of Patent: December 29, 1998Assignee: BASF AktiengesellschaftInventors: Karl-Heinz Etzbach, Rudiger Sens
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Patent number: 5824117Abstract: The present invention relates to the dyestuff of the formula I ##STR1## modifications of this dyestuff which are stable during dyeing, processes for the preparation thereof and their use for dyeing and printing synthetic fiber materials.Type: GrantFiled: June 28, 1996Date of Patent: October 20, 1998Assignee: Dystar Japan Ltd.Inventors: Ulrich Buhler, Jurgen Kuhlwein, Hubert Kruse
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Patent number: 5777089Abstract: Phenol derivatives of the general formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3, X, Y and Z have the meanings stated in the description, are used in particular in nonlinear optics.Type: GrantFiled: October 15, 1996Date of Patent: July 7, 1998Assignee: BASF AktiengesellschaftInventors: Stefan Beckmann, Karl-Heinz Etzbach, Rudiger Sens
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Patent number: 5731398Abstract: A black colorant composition useful for coloring polyurethanes is provided having a red benzothiazole azo colorant which, when combined with a complementary blue and yellow colorant, exhibits low flairing.Type: GrantFiled: May 31, 1996Date of Patent: March 24, 1998Assignee: Milliken Research CorporationInventors: Mark Edward Ragsdale, David Jesse Moody, Eric B. Stephens
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Patent number: 5688288Abstract: A disperse dye composition comprising one or more dyes represented by the formula: ##STR1## wherein X represents a chlorine or bromine atom; Y a hydrogen atom or an alkoxy or alkoxyalkoxy group; and each of R.sub.1 and R.sub.2 independently a hydrogen atom, a linear or branched unsubstituted or substituted alkyl group, an allyl group or a cycloalkyl group, provided that each of the alkyl and alkoxy groups has 1 to 4 carbon atoms, anda dye represented by the formula: ##STR2## wherein Y represents an alkoxy or alkoxyalkoxy group; each of R.sub.1 and R.sub.2 independently a hydrogen atom, a linear or branched unsubstituted or substituted alkyl group, an allyl group or a cycloalkyl group, and R.sub.3 an alkyl group, provided that each of the alkyl and alkoxy groups has 1 to 4 carbon atoms.Type: GrantFiled: December 17, 1996Date of Patent: November 18, 1997Assignee: Nippon Kayaku Kabushiki KaishaInventors: Yoshiki Akatani, Yasuo Murakami, Hiroyuki Matsumoto, Kiyoko Tanaka
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Patent number: 5639282Abstract: The present invention relates to a process for dyeing polyester or polyester-containing textile materials at pH 8 to pH 11, characterized in that one or more monoazo dyestuffs of the general formula I ##STR1## wherein D is a substituted phenyl radical of the general formula II ##STR2## or 5,6-dichlorobenzothiazol-2-yl6,7-dichlorobenzothiazol-2-yl6-chlorobenzothiazol-2-yl5-nitrobenzothiazol-2-yl6-nitrobenzothiazol-2-yl6-methylsulphonylbenzothiazol-2-yl or5-nitrobenzoisothiazol-3-ylandx.sup.1, x.sup.2, x.sup.3, x.sup.4, y.sup.1, y.sup.2, y.sup.3, r.sup.1, r.sup.2 and r.sup.3 are as defined in claim 1, are employed.Type: GrantFiled: December 14, 1995Date of Patent: June 17, 1997Assignee: Dystar Japan, Ltd.Inventor: Ulrich Buhler
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Patent number: 5595575Abstract: A blue disperse dye mixture comprising a monoazo dye of the following formula (1) and at least one azo dye selected from the group consisting of dyes of the following formulas (2), (3), (4) and (5): ##STR1## wherein each of the variables is defined in the specification.Type: GrantFiled: November 8, 1995Date of Patent: January 21, 1997Assignee: DyStar Japan Ltd.Inventors: Kiyoshi Himeno, Toshio Hihara, Ryouichi Sekioka
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Patent number: 5494493Abstract: A disperse dye mixture comprising dye (I) and dye (II) blended at a ratio of from 0.1 to 10 times by weight of dye (II) to dye (I): ##STR1## wherein X is halogen, nitro, cyano, thiocyanate, methylsulfonyl, C.sub.1 or C.sub.2 alkylcarbonyl, C.sub.1 -C.sub.4 alkoxycarbonyl or vinylsulfonyl, Y is hydrogen, halogen, cyano, trifluoromethyl or methylsulfonyl, W is hydrogen, halogen, C.sub.1 or C.sub.2 alkyl or C.sub.1 or C.sub.2 alkoxy, and each of R.sup.1 and R.sup.2 which are independent of each other, is hydrogen, C.sub.1 --C.sub.8 alkyl, or C.sub.2 -C.sub.4 alkyl substituted by halogen, hydroxyl, cyano, alkoxy, alkoxyalkoxy, a hydroxyalkoxy, hydroxyalkoxyalkoxy, acyloxyalkoxy or acyloxyalkoxyalkoxy, provided that each alkoxy has from 1 to 4 carbon atoms.Type: GrantFiled: November 22, 1994Date of Patent: February 27, 1996Assignee: Dystar Japan Ltd.Inventors: Kiyoshi Himeno, Toshio Hihara
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Patent number: 5431699Abstract: Dye mixtures containa) one or more azo dyes of the formula I ##STR1## where Y.sup.1 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxy or unsubstituted or substituted C.sub.1 -C.sub.8 -alkanoylamino or C.sub.3 - or C.sub.4 -alkenylamino orY.sup.2 and Y.sup.3 are each hydrogen or unsubstituted or substituted C.sub.1 -C.sub.6 -alkylb) the azo dye of the formula II ##STR2## where L is allyl which may be partially replaced by or may furthermore be hydrogen andc) optionally, an azo dye of the formula III and/or IV as described in the specification.Type: GrantFiled: January 28, 1994Date of Patent: July 11, 1995Assignee: BASF AktiengesellschaftInventors: Arno Lange, Uwe Nahr, Walter Sieber, Volker Walther
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Patent number: 5403363Abstract: Dye mixtures comprising at least six isochromatic dyes of the formula ##STR1## where D is the radical of a diazo component of the aniline, aminothiophene, aminothiazole, aminoisothiazole or aminobenzisothiazole series andone of the radicals X.sup.1 and X.sup.2 is amino and the other is a radical of the formula ##STR2## where L is unsubstituted or substituted C.sub.2 -C.sub.8 -alkyleneR.sup.1 is hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl andR.sup.2 is hydrogen, C.sub.1 -C.sub.4 -alkyl, benzyl, phenyl, or C.sub.1 -C.sub.8 -alkanoyl,and the use thereof for dyeing or printing textile materials, and dye mixtures comprising thienylazopyridine dyes and anthraquinone dyes and the use thereof for dyeing or printing textile materials.Type: GrantFiled: November 30, 1993Date of Patent: April 4, 1995Assignee: BASF AktiengesellschaftInventors: Hermann Loeffler, Gunther Lamm, Volker Bach, Arno Lange, Helmut Reichelt, Herbert Rothmaier