| Patents for C09B 62 - Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves (4,796) |
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| 08/28/1991 | EP0443574A1 Water-insoluble naphthalic acid imide dyestuffs |
| 08/28/1991 | EP0443165A1 Reactive dyes |
| 08/28/1991 | EP0443163A1 Formazane dyes |
| 08/27/1991 | US5043435 Fiber-reactive benzotriazolyl-phenyl diazonium compounds suitable as diazo compounds for the preparation of azo dyes, and process for preparing them |
| 08/22/1991 | DE4005122A1 New heavy metal, esp. copper, complex formazan reactive dyestuff cpds. - with good solubility, used for dyeing e.g. cellulose and polyamide |
| 08/22/1991 | DE4005121A1 New reactive dyestuff cpds. with chloro fluoro pyrimidinyl aminio gp. - and other heterocyclyl amino gps. and use for dyeing e.g. cellulose or polyamide |
| 08/20/1991 | US5041629 Chemical intermediates for dyes |
| 08/20/1991 | US5041540 For dyeing or printing hydroxyl- or nitrogen-containing substrates |
| 08/06/1991 | US5037965 Colorfastness; build-up, level-dyeing and washing off properties; solubility |
| 08/06/1991 | US5037964 Dyes For Paper And Textiles |
| 08/06/1991 | US5037449 Reactive dyes, their preparation and use |
| 07/25/1991 | WO1991010709A1 Water-soluble dyes which react with fibres, process for producing them and their use |
| 07/24/1991 | EP0437920A1 Reactive dyes |
| 07/24/1991 | EP0437699A1 Phenylazo- or naphthylazobenzene with several reactive groups as well as their intermediate products |
| 07/11/1991 | WO1991009914A1 Azo compounds, process for producing them and their use as colorants |
| 07/11/1991 | WO1991009913A1 Azo compounds, process for producing them and their use as dyes |
| 07/10/1991 | EP0436311A1 Improved catalytic process for the manufacture of copper phthalocyanine |
| 07/04/1991 | DE3943287A1 Azoverbindungen, verfahren zu deren herstellung und ihre verwendung als farbstoffe Azo compounds, process for their preparation and their use as dyes |
| 07/03/1991 | EP0434858A1 Reaction product of a grafted dextranomer and a phthalocyanin dye and its use |
| 07/02/1991 | US5028700 For cotton, wool, polyamide, red, violet |
| 06/26/1991 | EP0433821A1 Reactive dyes having an anchor on basis of alkenylsulfonyl and benzyl compounds as their intermediates |
| 06/26/1991 | EP0433764A1 Reactive dyestuffs with triazin- and chlorobutinyl anchor |
| 06/26/1991 | CN1052494A Phthalocyanine fibre-reactive dyes |
| 06/26/1991 | CN1052493A Fibre-reactive dyestuffs |
| 06/26/1991 | CN1052492A 纤维反应性偶氮染料 Fiber-reactive azo dye |
| 06/25/1991 | US5026847 Reactive dyes, their preparation and their use |
| 06/20/1991 | DE4039866A1 Bifunctional fibre-reactive dye cpds. |
| 06/20/1991 | DE4039864A1 New fibre-reactive dis-azo dye cpds. |
| 06/19/1991 | EP0432879A1 Reactive dyes |
| 06/19/1991 | EP0432542A2 Azo dyestuffs and intermediates for their preparation |
| 06/13/1991 | WO1991008265A1 Azo compounds and their use as dyes, 1-sulpho-6-carboxyl-amino naphthaline, its use as a diazo component and process for the production of these compounds |
| 06/12/1991 | EP0431411A1 Reactive azodyes |
| 06/12/1991 | EP0431389A2 Azo dyes and process for the manufacture of [5-amino-2-(2-hydroxyethylamino)phenyl](2-hydroxyethyl)sulfone |
| 06/11/1991 | US5023326 Reactive dyes containing the 2-(cyano, carbonamido, sulfo-, hydroxy- or sulfato-C2 -C5 -alkyleneamino)-6-sulfo- or 3,6-disulfo-8-hydroxynaphthyl-(1) coupling component |
| 06/11/1991 | US5023325 Fibre-reactive dyes containing a substituted aminocarbonyl-phenylamino or naphthylamino reactive moiety |
| 06/11/1991 | US5023274 Fibre-reactive formazan dyes containing β-halogenethyl or vinylsulfonyl-alkanoylamino fiber-reactive groups |
| 06/07/1991 | CA2031707A1 Catalytic process for the manufacture of copper phthalocyanine |
| 06/06/1991 | DE3939909A1 Azoverbindungen und ihre verwendung als farbstoffe, 1-sulfo-6-carboxy-2-amino-naphthalin, dessen verwendung als vorprodukt der azoverbindungen und verfahren zur herstellung dieser verbindungen Azo compounds and their use as dyes, 1-sulfo-6-carboxy-2-amino-naphthalene, its use as a precursor of azo compounds and methods for preparing these compounds |
| 06/06/1991 | DE3939700A1 New bis:amino-tri:phenyl dioxazinyl-amino S-triazine dyestuff cpds. |
| 06/05/1991 | EP0429997A1 Reactive dyes |
| 06/04/1991 | US5021559 Water-soluble azo compounds containing a fiber-reactive group of the vinylsulfone series, suitable as dyestuffs |
| 06/04/1991 | US5021558 Water-soluble fiber reactive dyes |
| 06/04/1991 | US5021557 Reactive dyes |
| 05/28/1991 | US5019134 Triphenodioxazines |
| 05/22/1991 | EP0428482A1 Reactive dyes, process for their preparation and their use |
| 05/16/1991 | DE4034993A1 New azo cpds., prepn. and use in dyeing - are chloro-di:fluoro-pyrimidinyl-amino benzoyl-amino sulpho-phenyl azo-hydroxy methyl sulpho-methyl-pyridone cpds. |
| 05/14/1991 | US5015732 Copper monoazo dyes with triazine groups for reaction with cellulose or polyamide fibers |
| 05/14/1991 | US5015731 For fibers such as wool and cellulose |
| 05/08/1991 | EP0426618A1 Reactive dyes, their preparation and their use |
| 05/08/1991 | EP0426617A1 Fibre reactive formazan dyes, process for their preparation and their use |
| 05/08/1991 | EP0426616A1 Reactive dyes, their preparation and their use |
| 05/08/1991 | EP0425907A2 Triphendioxazin dyes |
| 05/02/1991 | DE3936183A1 Bis:amino-tri:phenyl:di:oxazinyl-amino S-triazine dyestuff cpds. - used for dyeing cellulosic material and leather in blue hue with good fastness |
| 05/02/1991 | DE3935494A1 New o-hydroxy-ethyl-thio-sulphinyl-, or -sulphonyl-aniline cpds. - are intermediates for azo and tri:phen-di:oxazine dyestuffs |
| 04/30/1991 | US5011917 Process for preparing a stabilized composition of a lithium azo compound |
| 04/23/1991 | US5010190 Cationic compounds |
| 04/23/1991 | US5010180 Printing, dyeing |
| 04/18/1991 | DE3934514A1 New water soluble reactive azo dyestuff cpds. |
| 04/11/1991 | DE4031046A1 Thiophene azo julolidine or tetra:hydro-pyrido:benzoxazine dyestuffs - used for dyeing and printing esp. of polyamide textiles |
| 04/09/1991 | US5006645 Dyes of the 1-sulfo-5-(2'-amino or 2'-substituted amino-4'-fluoro-5-triazin-6'-yl-aminomethyl)-naphthyl-2-azo series |
| 04/09/1991 | US5006644 Dyeing and printing paper, leather, cellulosic textiles |
| 04/02/1991 | US5004807 Copper formazan reactive dyes containing a monofluorotriazine or monochlorotriazine group |
| 03/27/1991 | EP0418792A1 Ink, ink jet recording method employing the same, method for producing the ink, and the use of the ink for recording on a substrate |
| 03/27/1991 | EP0418664A1 Reactive dyes |
| 03/27/1991 | EP0418623A1 Method of preparing reactive dyes |
| 03/26/1991 | US5003053 Water-soluble monoazo compounds containing a p-aminophenylamino- and chloro- or fluoro-substituted triazinylamino group and a fiber-reactive group selected from the vinylsulfone series, suitable as dyestuffs |
| 03/26/1991 | US5003052 Monoazo fiber reactive dye for cellulose, polyamides, wool, silk, polyurethanes and leather |
| 03/26/1991 | US5003049 Dyes containing fluorotriazine and dichloropyridazone groups |
| 03/21/1991 | DE3930704A1 New reactive dyestuff cpds. with cyanamido triazinyl-amino substit |
| 03/19/1991 | US5001227 Fibre-reactive 1:1 chromium complex azo or azomethine dyes having a bidentate chelating group and a monofunctional neutral ligand |
| 03/12/1991 | US4999027 Process for trichromatic dyeing or printing |
| 03/07/1991 | DE4027911A1 New triphendioxazine reactive dyestuff cpds. - useful for dyeing and printing, esp. cellulose in bright blue tone |
| 03/05/1991 | US4997937 Fiber-reactive dioxazine dyes containing two vinylsulfonyl moieties |
| 03/05/1991 | US4997919 Azo direct dyes containing a non-reactive triazinyl moiety |
| 02/27/1991 | EP0414637A1 Process for the production of aromatic amines |
| 02/27/1991 | EP0414068A1 Reactive dyestuffs |
| 02/26/1991 | US4996304 Reactive disazo dyes containing fluoro-chloropyrimidyl groups and vinyl sulfonyl group |
| 02/19/1991 | US4994562 Fiber-reactive formazan dyes containing α,β-dihalopropionylamino, α-haloacryloylamino or haloacetilamine |
| 02/12/1991 | US4992589 Substituted phenyl hydroxyethyl sulfones, and process for their preparation |
| 02/05/1991 | US4990599 2,7-diphenylazo-1-amino-8-hydroxynaphthalene disazo dyes containing two fiber-reactive groups |
| 02/05/1991 | US4990598 Colorfastness |
| 01/30/1991 | EP0410931A2 Fibre reactive formazane dyes, methods of their preparation and their use |
| 01/30/1991 | EP0410930A2 Fibre reactive formazane dyes, methods of their preparation and use |
| 01/29/1991 | US4988803 Fiber reactive dyes for cotton, containing halotriazine and azo groups |
| 01/29/1991 | US4988802 Triazine, naphthol and azo containing dyes reactive with cellulose |
| 01/29/1991 | US4988801 Water soluble monoazo dye-stuffs containing vinylsulfone and halogenotriazine or difluoromonochloro pyrimidine type reactive groups |
| 01/23/1991 | EP0409778A1 Fibre reactive disazo dyes |
| 01/16/1991 | EP0407871A1 Water soluble disazo compounds, process for their preparation and their use as dyestuffs |
| 01/15/1991 | US4985545 Vinyl sulfones |
| 01/02/1991 | EP0406165A2 Process for the alkylation of aromatic amine |
| 01/02/1991 | EP0405101A1 Reactive dyes |
| 12/20/1990 | DE4018666A1 New di:methyl spiro-cyclohexane-quinoline cpds. and azo dyestuff cpds. - their prepn. and use as azoic coupler and for dyeing esp. wool and polyamide |
| 12/18/1990 | US4978746 Reactive naphthyl aza pyridone dyestuffs |
| 12/13/1990 | WO1990015107A1 Water soluble, fibre-reactive dyes, process for manufacturing them and their use |
| 12/12/1990 | EP0402318A2 Method of preparing fibre reactive formazane compounds |
| 12/11/1990 | US4977261 Anthraquinone compound |
| 12/06/1990 | DE3917369A1 Wasserloesliche faserreaktive farbstoffe, verfahren zu ihrer herstellung und ihre verwendung Wasserloesliche fiber-reactive dyes, to processes for their preparation and their use |
| 12/05/1990 | EP0400648A1 Polyazo dye compounds having plural vinylsulfone type fiber reactive groups in one molecule |
| 12/05/1990 | EP0400647A1 Polyazo dye compounds having vinylsulfone type and pyridinium type fiber reactive groups |
| 12/05/1990 | EP0400382A1 Process for the preparation of substituted 2,4-diamino-6-fluoro-s-triazines |