Patents Assigned to Dystar Textilfarben GmbH & Co.
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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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Patent number: 7824451Abstract: The present invention provides a blue dye mixture which contains the pigments represented by formulae [1], [2], [3], and [4] The present invention also relates to dye mixtures in which there are compounded therewith a yellow dye mixture and/or a red dye mixture. The invention further relates to a method of dyeing polyester-based fibers and dyed polyester-based fibers and dyed polyester-based fiber materials.Type: GrantFiled: June 29, 2004Date of Patent: November 2, 2010Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Toshio Hihara, Wataru Seto, Koichi Fujisaki, Daisuke Hosoda, Hiroshi Inoue
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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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Patent number: 7776106Abstract: The present invention refers to dyestuffs of the general Formula (I) wherein R, X, Y and Z are defined as given in claim 1, dyestuff mixtures and hair dye compositions comprising them, as well as a process for coloring hair.Type: GrantFiled: February 2, 2007Date of Patent: August 17, 2010Assignees: Dystar Textilfarben GmbH & Co., Deutschland KG, Kao CorporationInventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
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Patent number: 7708786Abstract: Reactive dye mixtures comprising one or more dyes of the general formula (I), one or more dyes of the general formula (II) and optionally one or more dyes of the general formula (III) where D1, D2, D3, D4, D5, R0, R*, R**, T, b, f, v, and M are as defined in claim 1, the dyes of the general formulae (I)-(III) containing at least one fiber-reactive group of the formula —SO2—Z or —Z2, are prepared and used for dyeing hydroxyl- and/or carboxamido-containing fiber material.Type: GrantFiled: June 27, 2008Date of Patent: May 4, 2010Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Joachim Eichhorn, Werner Russ, Stefan Meier, Uwe Mrotzeck
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Patent number: 7699898Abstract: Dye mixtures comprising one or more, such as two or three, preferably 1 or 2, dyes of the formula (1) and at least 2 dyes of the formula (2) in which Me, M, n, and V1 to V11 are as defined in claim 1, their preparation, and their use for dyeing and printing hydroxyl- and carboxamido-containing material.Type: GrantFiled: March 15, 2006Date of Patent: April 20, 2010Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Thomas Ruchser, Oliver Steinau, Andreas Giehl
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Publication number: 20100092670Abstract: 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: ApplicationFiled: October 16, 2007Publication date: April 15, 2010Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Hartwig Jordan, Stefan Neubauer
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Publication number: 20100064452Abstract: The present invention concerns dyes of the general formula I where X and Y represent hydrogen, bromine or chlorine, but not simultaneously hydrogen; R represents F, Cl, Br, COOR1 or CF3; R? represents H or F; R1 represents C1-C6-alkyl; and one of W1 and W2 represents hydroxyl and the other nitro and Y is always ortho to the hydroxyl group; but not compounds in which R represents Cl attached to the phenyl nucleus in a is position ortho to the NH group nor compounds in which W1 represents nitro, W2 represents hydroxyl, Y represents hydrogen, X represents chlorine and R represents bromine attached to the phenyl nucleus in a position meta to the NH group, mixtures with further dyes, and also their preparation and use.Type: ApplicationFiled: August 24, 2007Publication date: March 18, 2010Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Hartwig Jordan
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Publication number: 20100009081Abstract: A dyestuff of the formula (I) wherein D is a diazo component; R1 is hydrogen, (C1-C4)-alkyl, hydroxy, —NHCOR6 or —NH4SO2R6; 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 —O—, —S— or —NR7, substituted (C2-C6)-alkyl, which is interrupted by 1, 2 or 3 heteroatoms wherein said heteroatoms are —O—, —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 the use of the dyestuff and the process of making the dyestuff.Type: ApplicationFiled: November 11, 2007Publication date: January 14, 2010Applicant: DyStar Textilfarben GmbH & Co. DeutschlandInventors: Hartwig Jordan, Wolfgang Koster, Anthony Lawrence
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Patent number: 7637964Abstract: Reactive dye mixtures which comprise one or more dyes of the indicated general formula (I) and one or more dyes of the hereinbelow indicated and defined general formula (II) where D1, D2, D3, R0, R*, R**, T, b, f, v and M are each as defined in claim 1, the dyes of the general formulae (I) and (II) containing at least one fiber-reactive group of the formula —SO2-Z or -Z2, their preparation and their use for dyeing and printing hydroxyl- and/or carboxamido-containing fiber material.Type: GrantFiled: May 27, 2008Date of Patent: December 29, 2009Assignee: DyStar Textilfarben GmbH & Co.Inventors: Stefan Meier, Werner Russ, Joachim Eichhorn
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Publication number: 20090311433Abstract: Ceramic compositions for rendering fabrics resistant to molten metal are provided.Type: ApplicationFiled: March 20, 2007Publication date: December 17, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Siegfried Wittmann
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Patent number: 7632316Abstract: The present invention relates to dyes of the general formula (1) where M and X are each as defined in claim 1, dye mixtures comprising one or more of the dyes of the general formula (1) and also one or more further fiber-reactive dyes, processes for their preparation, their use and printing inks comprising same.Type: GrantFiled: May 24, 2006Date of Patent: December 15, 2009Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Stefan Meier, Uwe Reiher, Werner Hubert Russ, Günther Schwaiger
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Publication number: 20090249564Abstract: The present invention refers to hair dye compositions comprising one or more dyestuffs of the general formula (I) wherein R, X, Y and Z are defined as given in claim 1 and a process for colouring hair.Type: ApplicationFiled: February 2, 2007Publication date: October 8, 2009Applicants: DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATIONInventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
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Publication number: 20090217466Abstract: The present invention refers to dyestuffs of the general Formula (I) wherein R, X, Y and Z are defined as given in claim 1, dyestuff mixtures and hair dye compositions comprising them, as well as a process for colouring hair.Type: ApplicationFiled: February 2, 2007Publication date: September 3, 2009Applicants: DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATIONInventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
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Publication number: 20090209742Abstract: The present invention relates to dyes of the general formula (I) where X1 and X2 are both hydrogen or both cyano; R1 is ethyl, straight-chain or branched (C3-C10)-alkyl or —(CH2)nCOO6; R2 is hydrogen, methyl, cyanomethyl, halomethyl, ethyl, cyanoethyl, haloethyl, halogen, —NH—CO—R7 or —NH—SO2—R7; R3 is (C1-C8)-alkyl or hydroxyl-, (C1-C4)-alkoxy-, cyano-, halogen-, R7OCO—, R7OOC—, vinyl- or phenyl-substituted (C1-C8)-alkyl; R4 is hydrogen, (C1-C8)-alkyl or hydroxyl-, (C1-C4)-alkoxy-, cyano-, halogen-, R7OCO—, R7OOC—, vinyl or phenyl-substituted (C1-C8)-alkyl; R5 is hydrogen, halogen, (C1-C4)-alkyl, (C1-C8)-alkoxy or halogen-, cyano- or phenyl-substituted (C1-C8)-alkoxy; R6 is (C1-C4)-alkyl; R7 is (C1-C8)-alkyl or halogen- or cyano-substituted (C1-C8)-alkyl; and n is 1, 2, 3, 4 or 5. The invention also relates to the process of the preparation of the dyes of formula (I) and their use.Type: ApplicationFiled: June 6, 2007Publication date: August 20, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Andreas Endres
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Publication number: 20090064426Abstract: The present invention relates to a dyestuff of the formula (I) wherein each of G1 and G2, independently is hydrogen, (C1-C4)-alkyl, trifluoromethyl, halogen, nitro, cyano or —SO2-T, wherein T is halogen, (C1-C4)-alkyl, (C1-C4)-alkoxy, aryl or aryloxy; K is a coupling component; and n is 1 or 2. The invention also relates to a process for its preparation and their use and for ink jet printing containing the ink.Type: ApplicationFiled: March 2, 2007Publication date: March 12, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Andreas Endres, Rainer Hamprecht, Hartwig Jordan, Anthony Lawrence, Nigel Hall
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Publication number: 20090044350Abstract: ?-Form of the dye of the formula (I) production of the ?-form, which is stable to dyeing, and its use for dyeing and printing textile materials composed of polyester and/or cellulose esters or blend fabrics of these materials with wool or cellulose.Type: ApplicationFiled: August 2, 2005Publication date: February 19, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Hartwig Jordan
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Publication number: 20090041938Abstract: The present invention concerns a dye mixture comprising at least one dye of the general formula (I) and at least one further dye either of the general formula (II) or of the general formula (III) or of the general formula (IV) where the variables are each as defined in claim 1, processes for their preparation and their use.Type: ApplicationFiled: January 19, 2007Publication date: February 12, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Andreas Giehl
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Publication number: 20090025152Abstract: Reactive dye mixtures comprising one or more dyes of the general formula (I), one or more dyes of the general formula (II) and optionally one or more dyes of the general formula (III) where D1, D2, D3, D4, D5, R0, R*, R**, T, b, f, v, and M are as defined in claim 1, the dyes of the general formulae (I)-(III) containing at least one fiber-reactive group of the formula —SO2-Z or -Z2, are prepared and used for dyeing hydroxyl- and/or carboxamido-containing fiber material.Type: ApplicationFiled: June 27, 2008Publication date: January 29, 2009Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Joachim Eichhorn, Werner Russ, Stefan Meier, Uwe Mrotzeck
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Publication number: 20080314764Abstract: The present invention relates to a process for electrochemical decolorization of indigo-containing aqueous dispersions by direct anodic oxidation on diamond-coated silicon anodes.Type: ApplicationFiled: February 7, 2006Publication date: December 25, 2008Applicant: DyStar Textilfarben GmbH & Co. Deutschland KGInventors: Wolfgang Schrott, Franz Suetsch, Thomas Bechtold, Aurora Turcanu