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| Number | Title | Issue Date |
| 7824450 | Disperse dyes, their preparation and their use 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. ... | 11/02/2010 |
| 7632316 | Reactive dyestuff, method for production thereof and use of the same 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-re... | 12/15/2009 |
| 7414129 | Reactive triphendioxazine dyes, methods for the production thereof, and use thereof 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 ... | 08/19/2008 |
| 7381228 | Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials 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 ... | 06/03/2008 |
| 7132515 | Fiber-reactive AZO dyes, preparation thereof and use thereof The invention relates to reactive dyes according to the given, defined general formula (I) wherein D1 and D2 , R and R*, in addition to M are defined as per claim 1. The invention also relates to a method for producing said dyes and to their us... | 11/07/2006 |
| 7132517 | Water-soluble fiber-reactive disazo dyes, method for producing the same and the use thereof The invention relates to dyes of general formula (1), in which R11, R2, M, Z, v and x are defined as cited in claim 1, to the production of the same and to the use of said dyes for colouring or printing material containing hydroxy and/or carbon... | 11/07/2006 |
| 7129336 | Reactive azo dyes, their preparation and their use The present invention relates to reactive dyes of the general formula (1) where Y is a heterocyclic reactive group of the general formula (2) or (3) | 10/31/2006 |
| 7118604 | Non azo disperse dye mixtures The present invention refers to a dye mixture comprising an azo dye of the formula (I) and one or more dyes of the general formula (II) wherein ... | 10/10/2006 |
| 7109313 | Water-soluble reactive mono- and di-azo dyes The present invention relates to dyes of the general formula (I) where X1 is a radical —CH2CH2Z or —CH═CH2, Z being analkali-eliminable group, ... | 09/19/2006 |
| 7105645 | Water-soluble fiber-reactive dyes, method for the production and use thereof Dyes of general formula (I) wherein R1, R2, M, Y and x have the meaning cited in the description, the production and use thereof for dyeing or printing material containing hydroxy and/or carbonamide groups, preferably fiber material. | 09/12/2006 |
| 7101408 | Disperse dye mixtures Disperse non-azo dyestuff mixture comprising: a blue dye mixture comprising a compound of the following formula (1) at l... | 09/05/2006 |
| 7097670 | Yellow disperse dye mixture which has a high level of light fastness The present inventions refers to a dye mixture comprising from 25 to 80% by weight with respect to the total dyestuff fraction of the yellow dyestuff represented by the structural formula [1] and from 75 to 20% b... | 08/29/2006 |
| 7060807 | AOX-free navy and black disperse dyes Monoazo dyestuffs of the general formula (1) wherein R1, R2, R3 and n are as defined in claim 1, method for their preparation and a method for colouring a synthetic textile... | 06/13/2006 |
| 7060114 | Dye mixtures of fiber-reactive azo dyes and the use thereof Reactive dye mixtures containing one or more dyes of the general formula (I) and one or more dyes of the general formula (II) or one more dyes of the general... | 06/13/2006 |
| 7038023 | Fibre reactive azo dyes The present invention refers to dyestuffs of the formula I wherein R is an optionally substituted alkyl group; each of R1, R2 and R3, independently, is H or an ... | 05/02/2006 |
| 7026458 | High light fastness reactive red dyes The present invention refers to dyestuffs of the formula (I) wherein R1 is H or (C1–C4)-alkyl; R2 is H or (C1–C4)-alkyl; | 04/11/2006 |
| 7015335 | Black dye mixtures of fiber-reactive azo dyes and the use thereof for dyeing fiber material containing hydroxy and/or carbonamide groups Described are mixtures of fiber-reactive azo dyes whereby black dyeings, including prints, are obtained on hydroxyl- and/or carboxamido-containing fiber materials, such as cellulose fiber materials, wool and synthetic polyamide fibers. The dye mixtures comprise one ... | 03/21/2006 |
| 6991661 | Dye mixture of water soluble fiber-reactive dyes, method for their production and the use thereof Water-soluble fiber-reactive dyes, preparation thereof and use thereof Dye mixtures which include the dyes of the general formula (1) and dyes of the general formula (2): their preparation and their use for dyei... | 01/31/2006 |
| 6962611 | Dye mixtures of fiber-reactive azodyes and use thereof Reactive dye mixtures containing one or more dyes of the hereinbelow indicated and defined general formula (I) and one or more dyes of the hereinbelow indicated and defined general formula (II) ... | 11/08/2005 |
| 6946006 | Black dye mixtures of fiber-reactive AZO dyes and use thereof for dyeing material containing hydroxy- and/or carboxamido groups The present invention describes a dye mixture containing at least one dyestuff of the general formula and one or more reactive dyes of the general formula (II), wherein D... | 09/20/2005 |
| 6946549 | Fibre reactive scarlet azo dyes The present invention refers to dyestoffs of the formula I wherein Ar is a group of the formula II or of the formula III, D is a group of the formula IV, or of the formula V wherein the variables are defined as given in claim 1, processes for their preparatio... | 09/20/2005 |
| 6916350 | Dye mixture of water-soluble fiber-reactive azo dyes, method for the production and use thereof Dye mixtures including one or more azo dyes of the general formula (1) and one or more azo dyes of the general formula (2) are prepared and used for dyeing or printing hydroxyl- and/or carboxamido-containing material, ... | 07/12/2005 |
| 6900294 | Reactive azo dyes preparation thereof and use thereof The present invention relates to reactive dyes of the general formula (1) where Y is a heterocyclic reactive group of the general formula (2) or (3) | 05/31/2005 |
| 6870035 | Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-containing fiber material Deep black-dyeing dye mixtures comprising a disazo dye conforming to the general formula (1), and one or more disazo dyes conforming to the general formula (2), | 03/22/2005 |
| 6864360 | Reactive trisazo dyes The present invention refers to trisazo dyes of the formula I or an alkali metal salt thereof; wherein: Ar1 is an optionally substituted arylene group; Ar | 03/08/2005 |
| 6864361 | Fibre reactive azo dyes The present invention refers to dyestuffs of the formula I wherein each of R1, R2, R3, R4 and R5, independently, is H or an optionally substituted alk... | 03/08/2005 |
| 6852135 | Water-soluble fiber-reactive colorants, method for the production thereof, and use their use Dyes of the general formula (1): where M is hydrogen, alkali, ammonium or the equivalent of an alkaline earth metal ion, X is halogen, alkoxy or an N-containing heterocycle, Q is a grouping of the formula (e) where Y i... | 02/08/2005 |
| 6814763 | Mediator systems based on mixed metal complexes, used for reducing dyes Mediator systems obtainable by mixing one or more salts of a metal capable of forming a plurality of valence states with at least one amino-containing complexing agent (K1) and at least one hydroxyl-containing but amino-devoid complexing agent (K2) in an alkaline aq... | 11/09/2004 |
| 6800099 | Reactive dye mixtures A dye mixture comprises, as component (A), a reactive dye of the formula (A) wherein each of Y1 and Y2, independently, is a vinyl group or a group of the formula —CH2CH2Q in which Q is a leaving group removable under alk... | 10/05/2004 |
| 6790241 | Mediator systems based on mixed metal complexes, used for reducing dyes Mediator systems obtainable by mixing a salt of an electrochemically active complexing metal (M1) capable of forming a plurality of valence states with a hydroxyl-containing complexing agent, which may likewise be present as salt, and with a salt of an electrochemic... | 09/14/2004 |
| 6767448 | Method for producing aqueous alkaline solutions or reduced indigoid dyes From 5 to 60% by weight aqueous alkaline solutions of reduced indigoid dyes are prepared by reducing the indigoid dye electrochemically in the presence of a mediator. ... | 07/27/2004 |
| 6762288 | Reactive azo dyes The present invention relates to reactive azo dyes of the formula (I) or an alkali metal salt thereof, wherein A is formula (i) or (ii) C is an optionally substituted aromatic or heteroaromatic residue; and R1, R2, B, D, Y, a, b, c, d and n are... | 07/13/2004 |
| 6712863 | Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-containing fiber material A dye mixture comprising a disazo dye conforming to the general formula (1), and one or more monoazo dyes conforming to the general formula and a dye of the general formula (... | 03/30/2004 |
| 6589297 | Textile spun-dyed fiber material and use thereof for producing camouflage articles The present invention relates to textile spun-dyed fiber material comprising synthetic fibers or mixtures of cellulosic and synthetic fibers for producing military camouflage articles, wherein the synthetic fiber fraction is spun-dyed with a dye having a ... | 07/08/2003 |
| 6530961 | Alkaline aqueous solutions and use thereof in processes for dyeing cellulosic textile materials Described are aqueous solutions comprising sodium hydroxide and potassium carbonate in a molar ratio of 1:1.7 to 1:0.5, which are useful for preparing alkaline dyeing liquors, especially padding liquors, of fiber-reactive dyes for producing dyeings on cel... | 03/11/2003 |
| 6464734 | Deep black dye mixtures of fiber-reactive azo dyes The present invention claims a dye mixture comprising at least one dyestuff of the general formula (1) ##STR1## and at least one dyestuff of the general formula (2) ##STR2## where M, Y1, Y2, Y3, R1, R2 | 10/15/2002 |
| 6462204 | Polycyclic dyes The present invention refers to a polycyclic dye of the formula (I) ##STR1## wherein each of R1, R2, R4 and R5, independently, is hydrogen, alkyl or alkoxy; R3 is hydrogen, alkyl, optionally substituted al... | 10/08/2002 |
| 6444794 | Water-soluble fiber-reactive dyes preparation thereof and use thereof Disclosed are water-soluble dyes, such as azo dyes, metal complex dyes, anthraquinone, phthalocyanine and formazan dyes which, optionally via a bridge member, possess a fiber-reactive group of the vinyl sulfone series and further contain a 4-cyanamido-1,3... | 09/03/2002 |
| 6391066 | Dye mixture comprising water-soluble fiber-reactive dyes, preparation thereof and use thereof Dye mixture comprising water-soluble fiber-reactive dyes, preparation thereof and use thereof The present invention relates to dye mixtures comprising one or more azo dyes of the general formula (1) and one or more azo dyes of the general formula (2) ... | 05/21/2002 |
| 6388057 | Crystalline modification of a water-insoluble monoazo dye A water-insoluble monoazo dye represented by the following structural formula [I] ##STR1## having a crystal modification characterized by an X-ray diffraction pattern (CuK) showing one strong peak at a diffraction angle (2θ) of 11.... | 05/14/2002 |
