Abstract: 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:
Grant
Filed:
January 14, 2008
Date of Patent:
November 16, 2010
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Hartwig Jordan, Stefan Neubauer, Anthony Lawrence, Nigel Hall
Abstract: 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:
Grant
Filed:
October 16, 2007
Date of Patent:
November 2, 2010
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Grant
Filed:
June 29, 2004
Date of Patent:
November 2, 2010
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Grant
Filed:
February 2, 2007
Date of Patent:
August 17, 2010
Assignees:
Dystar Textilfarben GmbH & Co., Deutschland KG, Kao Corporation
Inventors:
Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
Abstract: 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:
Grant
Filed:
June 27, 2008
Date of Patent:
May 4, 2010
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Joachim Eichhorn, Werner Russ, Stefan Meier, Uwe Mrotzeck
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:
Grant
Filed:
March 15, 2006
Date of Patent:
April 20, 2010
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Thomas Ruchser, Oliver Steinau, Andreas Giehl
Abstract: 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:
Application
Filed:
October 16, 2007
Publication date:
April 15, 2010
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Application
Filed:
August 24, 2007
Publication date:
March 18, 2010
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
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:
Grant
Filed:
May 24, 2006
Date of Patent:
December 15, 2009
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Stefan Meier, Uwe Reiher, Werner Hubert Russ, Günther Schwaiger
Abstract: 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:
Application
Filed:
February 2, 2007
Publication date:
October 8, 2009
Applicants:
DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATION
Inventors:
Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
Abstract: 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:
Application
Filed:
February 2, 2007
Publication date:
September 3, 2009
Applicants:
DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATION
Inventors:
Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
Abstract: 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:
Application
Filed:
June 6, 2007
Publication date:
August 20, 2009
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Application
Filed:
March 2, 2007
Publication date:
March 12, 2009
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Andreas Endres, Rainer Hamprecht, Hartwig Jordan, Anthony Lawrence, Nigel Hall
Abstract: ?-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:
Application
Filed:
August 2, 2005
Publication date:
February 19, 2009
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Application
Filed:
January 19, 2007
Publication date:
February 12, 2009
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Abstract: 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:
Application
Filed:
June 27, 2008
Publication date:
January 29, 2009
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Joachim Eichhorn, Werner Russ, Stefan Meier, Uwe Mrotzeck
Abstract: 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:
Application
Filed:
February 7, 2006
Publication date:
December 25, 2008
Applicant:
DyStar Textilfarben GmbH & Co. Deutschland KG
Inventors:
Wolfgang Schrott, Franz Suetsch, Thomas Bechtold, Aurora Turcanu
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
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