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Class Information
Number: 534/617
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Azo > Fiber- or substrate-reactive azo compound
Description: Compounds which are azo compounds having a group capable of reacting with a group of a fiber or a substrate to form a nonionic bond, e.g., reacting with a hydroxy group of cellulose or an amino group of a polyamide, etc.










Sub-classes under this class:

Class Number Class Name Patents
534/640 Alkylene, alkenyl, alkenylene, alkynyl or alkynylene attached directly or indirectlyto a ring by nonionic bonding 104
534/639 Aziridine containing (including unsaturated) 11
534/618 Formazan containing (i.e., hnh-n=ch-n=nh, wherein substitution may be made for hydrogen only) 159
534/630 Halogen attached directly to a hetero ring or to an alicyclic ring by nonionic bonding 51
534/619 Heavy metal or aluminum containing 53


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8080101 Azo reactive dyes and mixtures of fiber-reactive azo dyes, their preparation and their use Dec. 20, 2011
7887602 Reactive dyes, their preparation and their use Feb. 15, 2011
7604669 Mixtures of reactive dyes and their use in a method for trichromatic dyeing or printing Oct. 20, 2009
7439340 Reactive dyes containing an alkylthio-s-triazinyl reactive group Oct. 21, 2008
7326777 Fiber reactive dyestuffs Feb. 5, 2008
7087730 Fiber-reactive azo dyes, their preparation and their use Aug. 8, 2006
7038023 Fibre reactive azo dyes May. 2, 2006
7029503 Disazo compound, reactive dye composition, and method of dyeing cellulose or cellulose-containing fibers Apr. 18, 2006
6864361 Fibre reactive azo dyes Mar. 8, 2005
6852135 Water-soluble fiber-reactive colorants, method for the production thereof, and use their use Feb. 8, 2005
6790943 Reactive dye compounds Sep. 14, 2004
6723834 Reactive dye compounds Apr. 20, 2004
6713613 Reactive dye compounds Mar. 30, 2004
6670457 Reactive dyes, their preparation and use Dec. 30, 2003
6444794 Water-soluble fiber-reactive dyes preparation thereof and use thereof Sep. 3, 2002
6399751 Reactive dyes containing a halobenzene nucleus Jun. 4, 2002
6376656 Reactive dyestuffs containing monohagenotriazine and vinylsulfone groups, their preparation and use Apr. 23, 2002
6281339 Addition products of acryloylamino-substituted dyes, and the preparation and use thereof Aug. 28, 2001
6271355 Amine pyrazole nickel phthalocyanine dyes for coloration Aug. 7, 2001
6190522 Analysis of carbohydrates derivatized with visible dye by high-resolution polyacrylamide gel electrophoresis Feb. 20, 2001
6124441 Monoaso compounds containing a fluoro-triazinyl group linked with a fiber-reactive group of the vinyl sulfone series via an ethyl-n-methyly-amino group, suitable as dyestuffs Sep. 26, 2000
6025478 Reactive dyestuffs containing monohalogenotriazine and vinylsulfone groups, their preparation and use Feb. 15, 2000
5969113 Reactive dyes, their preparation and use Oct. 19, 1999
5760194 Monoazotriaziayl group-containing fiber reactive dyes, processes for their preparation and their use Jun. 2, 1998
5744589 Disazo reactive dyestuffs containing fiber-reactive radicals Apr. 28, 1998
5725641 Lightfast inks for ink-jet printing Mar. 10, 1998
5721343 Fibre-reactive azo dyestuffs containing a halo substituted pyrimidine substituent Feb. 24, 1998
5717078 Reactive dyes, containing two triazinyl radicals which are bridged via an aliphatic or aromatic bridge member Feb. 10, 1998
5712376 Azo reactive dyes, their preparation and use Jan. 27, 1998
5599911 Fiber-reactive dyes having a central 1,3,5-triazine ring to which are bonded to a monoazo chromophore having another 1,3,5-triazine moiety and a second chromophore Feb. 4, 1997
5591834 Reactive dyestuffs having reactive fluorine-containing pyrimidyl radicals Jan. 7, 1997
5559215 Black mixture of fibre-reactive azo dyes containing essentially a navy-blue disazo dye and an orange monoazo dye, as well as novel fibre-reactive phenylazonaphthol dyes containing A 2-(2'- Sep. 24, 1996
5548071 Fiber-reactive triazine dyes with one AZO chromophore having a vinylsulfonyl type reactive radical and a second chromophore Aug. 20, 1996
5484899 Fiber-reactive triazinyl dyes having a monoazo moiety with a 2,4-diaminobenzene sulfonic acid coupling component and a second chromophore Jan. 16, 1996
5463031 Reactive dyestuffs Oct. 31, 1995
5451666 Reactive dyes having a triazine group which is substituted by hydrogen or an alkyl group Sep. 19, 1995
5432266 Fiber-reactive monoazo and disazo dyes Jul. 11, 1995
5420256 2-amino-4-phenylamino-1,3,5-triazinyl reactive dyestuffs, process for their preparation and their use dye cellulose or polyamides May. 30, 1995
5420257 Reactive triazine dyes, their preparation and use May. 30, 1995
5399674 Dyestuffs containing pyrimidine-carboxylic acid amide radical having fiber-reactive group, processes for their preparation and their use Mar. 21, 1995
5378817 Reactive dyestuffs for dyeing and printing materials containing OH groups or amide groups Jan. 3, 1995
5359043 Reactive dyes having a sulphonamido group Oct. 25, 1994
5342927 Reactive dyestuffs for the dyeing and printing of hydroxyl-or amino-containing materials Aug. 30, 1994
5340928 Reactive dyestuff containing triazinyl and halopyrimidine moieties Aug. 23, 1994
5334709 Reactive dyestuffs containing a triazinylamino group and one or two groups of the vinylsulfone series Aug. 2, 1994
5319074 Bifunctional reactive dyestuffs containing vinylsulphone or alkylsulphone groups and a 2,4 difluoro pyrimidine group Jun. 7, 1994
5310886 Azo compounds which contain a 1-sulfo-6-carboxy-2-aminonaphthalene diazo component radical and use thereof as dyes May. 10, 1994
5300633 Water-soluble, fiber-reactive azo compounds having substituted isopropyl-or isopropylene-sulfonyl group as well as triazinyl group Apr. 5, 1994
5298607 Reactive dyes containing fluorotriazine and vinylsulfonyl radicals Mar. 29, 1994
5296598 Derivatives of 2,4-diamino-1,3,5-triazinyl-6-phosphonic acid Mar. 22, 1994

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