Patents Assigned to DyStar Textilfarben GmbH
  • Patent number: 7468081
    Abstract: The present invention relates to processes for mono-, di- or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials, these processes utilizing a) blue-dyeing dye mixture, b) a red-dyeing dye mixture and/or c) a yellow-dyeing dye mixture, and also blue-dyeing, red-dyeing and yellow-dyeing dye mixtures and processes for their preparation.
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: December 23, 2008
    Assignee: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Ehrenberg, Andreas Giehl, Jörg Wörner
  • Publication number: 20080312352
    Abstract: The present invention relates to dyes of the general formula (1) where R1 to R12 and r are each as defined in claim 1, dye mixtures comprising more than one dye of the general formula (1), their preparation and their use for coloring polymers, particularly polyurethane and polyurethane foam.
    Type: Application
    Filed: September 26, 2006
    Publication date: December 18, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Gunter Georlitz, Markus Arnold
  • Publication number: 20080295732
    Abstract: The present invention relates to dye mixtures which comprise at least one dye of the formula (I), at least one dye of the formula (II) and optionally at least one dye of the formula (III) and/or optionally at least one dye of the formula (IV) in which D1 to D7, R201 to R203, R0, R* and R**, T, M, v and f are as defined in claim 1, to dyes of the formula (II), to processes for their preparation, and to their use for dyeing and printing hydroxyl- and carboxamido-containing materials.
    Type: Application
    Filed: September 29, 2006
    Publication date: December 4, 2008
    Applicant: DyStar Textilfarben GmbH &Co. Deutschland KG
    Inventors: Joachim Eichhorn, Stefan Meier, Werner Hubert Russ
  • Publication number: 20080289124
    Abstract: Reactive dyes of the formula (1) where R1 to R5, Ar, n, Y and D are as defined in claims 1 and 2 are described, as are processes for preparing them, and their use for dyeing and printing carboxamido-, amino-, and hydroxyl-containing material.
    Type: Application
    Filed: April 19, 2006
    Publication date: November 27, 2008
    Applicant: DyStar Textilfarben Gmbh & Co. Deutschland KG
    Inventor: Gunter Gorlitz
  • Publication number: 20080282485
    Abstract: Mixtures of vat dyes for hue-stable dyeings in navy to black shades comprising C.I . Vat Black 9 and at least one of C.I. Vat Blue 18, C.I. Vat Blue 19, C.I . Vat Blue 22, C.I. Vat Blue 6 and also halogenated 16,17-diethyidibenzanthrone derivatives, C.I. Vat Violet 13, C.I. Vat Black 20, and optionally C.I. Vat Black 65, processes for their production by mechanical mixing of the components and their use for hue-stable dyeing and printing of cellulosic material.
    Type: Application
    Filed: December 13, 2005
    Publication date: November 20, 2008
    Applicant: DYSTAR TEXTILFARBEN GMBH & Co. DEUTSCHLAND KG
    Inventors: Gunther Widler, Erwin Lucic, Michael Krapp, Heiko Brunner, Gerhard Epple
  • Publication number: 20080280053
    Abstract: The present invention refers to dyestuffs of the formula (I) wherein R1, R2 are independently H, optionally substituted alkyl or optionally substituted aryl, R3 is optionally substituted alkyl or optionally substituted aryl, an organic acyl group (i.e. acetyl, propionyl, benzoyl etc.) or an organic thioacyl group (i.e. 10 thioacetyl, thiopropionyl, thiobenzoyl etc.), all of which may or may not bear a reactive group able to form a dye-fibre bond, R4 is any coloured organic group, which may or may not bear a reactive group able to form a dye-fibre bond, L is any carbon containing linking group that is aliphatic, aromatic, or a combined alkyl-aryl group such as benzyl or phenethyl, X is halogen or tertiary ammonium or an optionally substitute aryl amine, processes for the preparation of said dyestuffs and their use for dyeing and printing hydroxy- and/or carboxamido-containing fiber materials.
    Type: Application
    Filed: November 15, 2005
    Publication date: November 13, 2008
    Applicant: DYSTAR TEXTILFARBEN GMBH & CO. DEUTSCHLAND KG
    Inventors: Anthony Lawrence, Werner Hubert Russ, Warren J. Ebenezer
  • Publication number: 20080274287
    Abstract: 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: Application
    Filed: May 27, 2008
    Publication date: November 6, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Meier, Werner Russ, Joachim Eichhorn
  • Patent number: 7429279
    Abstract: 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: Grant
    Filed: July 26, 2004
    Date of Patent: September 30, 2008
    Assignee: DyStar Textilfarben GmbH + Co. Deutschland KG
    Inventors: Stefan Meier, Werner Russ, Joachim Eichhorn
  • Patent number: 7416591
    Abstract: Dye mixtures comprising one or more dyes of the herein below indicated and defined formula (I), and at least one of the herein below indicated and defined general dye of: formula (II), or one or more dyes of formula (III) or one or more dyes of formula (IV), or one or more dyes of formula (V), or one or more dyes of formula (VI), wherein R1 to R21, P, Q, X, Y and Z are as defined in claim 1 , method for the preparation of the dye mixture and a process for coloring a synthetic textile material or fiber blend thereof.
    Type: Grant
    Filed: October 5, 2005
    Date of Patent: August 26, 2008
    Assignee: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Clemens Grund, David Brierley, Alan T. Leaver
  • Publication number: 20080196178
    Abstract: Dye mixtures including the dyes of the general formula (I) and dyes of the general formula (II) where R1 to R3, A, W and M are each as defined in claim 1, their preparation and their use for dyeing or printing hydroxyl- and/or carboxamido-containing material, preferably fiber material.
    Type: Application
    Filed: June 20, 2006
    Publication date: August 21, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG I
    Inventors: Jorg Diekmann, Birgit Eden, Stefan Meier, Ludger Wilbers
  • Patent number: 7414129
    Abstract: The present invention relates to triphendioxazine dye of the general formula I where A1 and A2, B, R1 and M are each as defined in the claims and Y1 is a group of the general formula II or III where X1 to X4 and also R2 and R3 are each as defined in the claims, processes for their preparation and their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: August 19, 2008
    Assignee: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventor: Stefan Ehrenberg
  • Publication number: 20080189880
    Abstract: 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: Application
    Filed: May 24, 2006
    Publication date: August 14, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Meier, Uwe Reiher, Werner Hubert Russ, Gunther Schwaiger
  • Publication number: 20080189881
    Abstract: The present invention relates to dye mixtures comprising the dye C.I. Vat Red 13 and at least one dye selected from the group consisting of C.I. Vat Red 1, C.I. Vat Red 10, C.I. Vat Red 14, C.I. Vat Red 15, C.I. Vat Red 23 and C.I. Vat Red 32, their production and their use for dyeing and printing hydroxyl-containing materials.
    Type: Application
    Filed: June 6, 2006
    Publication date: August 14, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Gunther Widler, Udo Arenz, Stefan Meier, Claus Marschner
  • Publication number: 20080194817
    Abstract: Dyes of the hereinbelow indicated and defined formula (1) where R and M are each as defined in claim 1, process for their preparation and their use for dyeing and printing hydroxyl- and carboxamido-containing material.
    Type: Application
    Filed: March 21, 2006
    Publication date: August 14, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Meier, Uwe Reiher, Werner Hubert Russ
  • Publication number: 20080189883
    Abstract: 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: Application
    Filed: March 15, 2006
    Publication date: August 14, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Thomas Ruchser, Oliver Steinau, Andreas Giehl
  • Publication number: 20080163777
    Abstract: The present invention relates to a security kit which comprises a security ink and a decoder substrate, the security ink comprising at least one colorant and at least one marker substance, colorant and marker substance having opposite solubilities, and the decoder substrate being able to take up the marker substance, and also to a security ink.
    Type: Application
    Filed: March 15, 2006
    Publication date: July 10, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Eckhardt Bock, Bengt-Thomas Grobel, Valker Paulat, Konrad Bootz
  • Patent number: 7381256
    Abstract: The present invention relates to a dye mixture which comprises at least one dye of the general formula (I) and at least one dye of the general formula (II) in which D1, D2, W1, W2, Y1, Y2, R1 to R6, M, m and n are defined as indicated in claim 1, to processes for preparing them, to their use, and to inks comprising them for digital printing.
    Type: Grant
    Filed: April 9, 2005
    Date of Patent: June 3, 2008
    Assignee: Dystar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Meier, Uwe Reiher, Werner Hubert Russ, Christian Schumacher
  • Patent number: 7381228
    Abstract: The present invention relates to processes for mono-, di- or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials, these processes utilizing a) blue-dyeing dye mixture, b) a red-dyeing dye mixture and/or c) a yellow-dyeing dye mixture, and also blue-dyeing, red-dyeing and yellow-dyeing dye mixtures and processes for their preparation.
    Type: Grant
    Filed: April 30, 2007
    Date of Patent: June 3, 2008
    Assignee: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventors: Stefan Ehrenberg, Andreas Giehl, Jörg Wörner
  • Publication number: 20080125603
    Abstract: Process for preparing alkylated amines The present invention relates to a process for preparing a compound of the formula (I) by reacting a compound of the formula (II) with a compound of the formula (III) (RO)2CO (III) or a compound of the formula (IV) in the presence of a zeolite of the NaY faujasite type, where Ar, X, R and n are each as defined in claim 1.
    Type: Application
    Filed: July 22, 2005
    Publication date: May 29, 2008
    Applicant: DYSTAR TEXTILFARBEN GMBH & CO. DEUTSCHLAND KG
    Inventors: Werner Hubert Russ, Michael Hutchings, Warren J. Ebenezer
  • Publication number: 20080114166
    Abstract: The present invention relates to triphendioxazine dye of the general formula I where A1 and A2, B, R1 and M are each as defined in the claims and Y1 is a group of the general formula II or III where X1 to X4 and also R2 and R3 are each as defined in the claims, processes for their preparation and their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.
    Type: Application
    Filed: December 20, 2005
    Publication date: May 15, 2008
    Applicant: DyStar Textilfarben GmbH & Co. Deutschland KG
    Inventor: Stefan Ehrenberg