| Patents for C09B 29 - Monoazo dyes prepared by diazotising and coupling (4,940) |
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| 07/16/1997 | CN1154382A Pigmented plastics compositions |
| 07/01/1997 | US5643709 Colorfast, azo dye |
| 06/17/1997 | US5639282 Monoazo dye containing carboxylic ester; good fastness, alkali stability |
| 06/11/1997 | EP0778019A1 Oxidation hair dye |
| 06/10/1997 | US5637678 Process for preparing azo dyes containing A2- (arylsulphonylamino)-pyrimidine group |
| 06/10/1997 | US5637115 Oxidation hair dye compositions containing developers, couplers, and AZO dyes |
| 06/04/1997 | EP0776948A1 Mixtures of pyridone monoazo dyestuffs |
| 06/03/1997 | US5635607 Blue or violet color dye for dyeing paper, textiles |
| 06/03/1997 | US5635442 Sheet comprising substrate coated with ink containing a 4-azo-aniline derivative monoazo dye having at least one branched chain n-alkyl; lightfastness |
| 05/28/1997 | DE19646430A1 Mischungen von Monoazopyridonfarbstoffen Mixtures of Monoazopyridonfarbstoffen |
| 05/28/1997 | DE19646429A1 Mischungen von Monoazopyridonfarbstoffen Mixtures of Monoazopyridonfarbstoffen |
| 05/27/1997 | US5633355 Monoazo disperse dyes from selected (aromatic amino)propionates or selected (aromatic amino)butyrates |
| 05/21/1997 | EP0773976A1 Azo dyes having a coupling component from the aminothiazole series |
| 05/20/1997 | US5630851 Process for trichromatic dyeing or printing |
| 05/14/1997 | CN1149604A Water insoluble azoie color based on amino quinazoline dione |
| 05/07/1997 | EP0772087A1 Pyrazolylazophenol dye |
| 04/30/1997 | CN1148610A Nitrobenzene isothiazole azo-dye |
| 04/30/1997 | CN1148585A Soluble chromophore containing solubilizing group easy to be removed |
| 04/23/1997 | EP0769490A1 Reagent for the detection and isolation of carbohydrates or glycan-receptors |
| 04/22/1997 | US5623060 Dye mixture containing at least four diazo dyes having the same color with a diaminopyridine coupling component |
| 04/09/1997 | EP0767220A1 Pyridonmethidazo dyes |
| 04/09/1997 | EP0767219A2 Pigmented plastics compositions |
| 04/02/1997 | EP0765154A1 Direct-acting hair colouring agent |
| 04/01/1997 | US5616697 Thiazolyl ring contains a substituent selected form hydroxy, alkoxy, cycloalkoxy, aryloxy, mercapto, thioalkyl, thiocycloalkyl and thioaryl at 4-position |
| 04/01/1997 | US5616695 Azo dyes containing a 1-alkyl-6-hydroxy-4-methyl-3-sulfomethyl-pyrid-2-one coupling component |
| 03/26/1997 | EP0764628A1 Diesters of pyrocarbonic acid, their preparation and their use |
| 03/26/1997 | EP0764290A1 Printing process |
| 03/25/1997 | US5614613 Monoazo reactive dyes |
| 03/19/1997 | CN1145379A Monoazo compounds and methods for dyeing or printing hydrophobic fiber materials using the same |
| 03/18/1997 | US5612465 Phenylazotriazolopyridine dyestuffs |
| 03/12/1997 | EP0761772A1 Soluble chromophors containing solubility-enhancing groups which separate easily therefrom |
| 03/12/1997 | EP0761764A1 Water-insoluble azo colouring agents derived from aminoquinazolinediones |
| 03/12/1997 | EP0760967A1 Thienothienyl azoanilines in non-linear optics |
| 03/12/1997 | EP0760838A1 Dye compositions for polyamides |
| 03/04/1997 | US5608042 Dyeing polyester ultramicro fibers |
| 03/04/1997 | US5608041 Monoazo dyes and diazo dyes for printing textiles |
| 03/04/1997 | US5607502 Dyestuffs for printing inks |
| 02/25/1997 | US5606034 Process for the preparation of azo dyes |
| 02/25/1997 | US5605726 Organosilicon polymers, and dyes, exhibiting nonlinear optical response |
| 02/19/1997 | EP0758672A1 Recording fluid |
| 02/19/1997 | EP0673320B1 Dye diffusion thermal transfer printing |
| 02/12/1997 | EP0716671B1 Dye mixtures containing azo dyes having the same colour and a coupling component from the diaminopyridine series |
| 02/12/1997 | EP0640116B1 Azo dyes with an acetalised diazo component from the thiophene o r thiazol series |
| 02/11/1997 | US5602238 Azothiophene dyes containing a 2,4,6-triamino-3-cyanopyridine coupling component |
| 02/06/1997 | WO1997004030A1 Azothiophenes |
| 02/04/1997 | US5599386 Recording liquid |
| 02/04/1997 | US5599354 Azo dye mixtures and their use |
| 01/29/1997 | EP0755984A1 Dyes for ink jet printing |
| 01/29/1997 | EP0755391A1 Phenol derivatives, process for producing them and their use, especially in non-linear optics |
| 01/29/1997 | CA2182147A1 Soluble chromophores containing solubilising groups which can be easily removed |
| 01/28/1997 | US5597905 Diazotization, sulfuric acid, water |
| 01/28/1997 | CA2065698C 14-crown-4-ether derivatives |
| 01/22/1997 | EP0754207A1 Dyes for ink jet printing |
| 01/22/1997 | CN1141055A Process for detecting marked mineral oils and new azo dyes |
| 01/08/1997 | EP0752452A1 Hydroxyquinolone-monoazo dyes, their preparation and use |
| 01/03/1997 | WO1996034916A3 Ink composition |
| 01/02/1997 | EP0751187A1 Nitrobenzisothiazol azo dye |
| 01/02/1997 | DE19624505A1 Esterified carboxyalkyl aminophenyl-substd. azo dispersion dyes |
| 01/01/1997 | CN1139449A Use of azo dyes for marking hydrocarbons and novel azo dyes |
| 12/31/1996 | US5589316 Heterocyclic azo dyes on supports for images |
| 12/31/1996 | US5589100 Liquid crystal display substrates with arylazo or polyarylazo dyes |
| 12/18/1996 | EP0748853A2 Polymerisable thiophene azo dyes |
| 12/03/1996 | US5580964 Cationic thiadiazole dyestuffs |
| 11/26/1996 | US5578711 Process for the preparation of dyestuffs |
| 11/26/1996 | CA1338740C N-alkyl-n(aminophenylsulfonyl)-aminoalkylphosphonic acids |
| 11/21/1996 | DE19618586A1 Mono:azo disperse dyes and mixts. giving fast dyeing on hydrophobic material |
| 11/13/1996 | EP0647254B1 Dye mixtures containing pyridonazo dyes |
| 11/07/1996 | WO1996034916A2 Ink composition |
| 11/06/1996 | EP0740690A1 Monoazo dyes containing a fluorosulphonyl group and use thereof |
| 11/05/1996 | US5571898 Basic dyes based on amides of j-acid (1-hydroxy-6-aminonaphthalene-3-sulfonic acid) and amides of j-acid |
| 11/05/1996 | US5571765 Thermal dye transfer image with improved light-fastness |
| 10/30/1996 | EP0739622A1 Hair dye composition |
| 10/29/1996 | US5569751 Diazotization; coupling |
| 10/29/1996 | US5569309 Disperse dye compositions |
| 10/22/1996 | USRE35359 Amine salts of azo pigments based on pyrazolone derivatives |
| 10/22/1996 | US5567470 Comprising a benzo-2,1-isothiazole-azo-phenyl-tertamines dye; solvent solubility, light resistance, storage stability |
| 10/09/1996 | EP0736080A1 Use of azo dyes for marking hydrocarbons and novel azo dyes |
| 10/09/1996 | EP0736071A1 Derivatives of hydroxynaphthalenecarboxylic acid and azo colorants made therefrom |
| 10/08/1996 | US5563249 Acidic monoazo dyestuffs |
| 10/08/1996 | US5563248 Fiber reactive formazan dyes containing a vinyl sulfonyl reactive group |
| 10/02/1996 | CN1132518A Azo dyes with a diazo component of the anilin series and a coupling component of the triazolpyridine series |
| 10/01/1996 | US5561232 Carbamate group-containing soluble chromophores; solid state fluorescence in the ultraviolet range |
| 09/25/1996 | EP0733056A1 Glycozylhydrazines, preparation, immobilization and reactions of: glycoprotein analysis and o-glycan removal |
| 09/25/1996 | CN1131689A Preparation of benzothiazolylazoanilines |
| 09/18/1996 | CN1131430A Phenylazotriazolopyriding dyes |
| 09/10/1996 | US5554736 Azo dyes containing a 2-(arylsulphonylamino)pyrimidine radical |
| 09/10/1996 | US5554731 Process for the preparation of aminoazo dyes |
| 09/06/1996 | WO1996026985A1 Recording fluid |
| 09/06/1996 | WO1996026982A1 Method of dyeing polyester and polyester-containing textile materials |
| 09/04/1996 | CN1130391A Dye mixtures containing azo dyes having the same colour and coupling component from diaminopyridine series |
| 08/27/1996 | US5550218 Disperse dyes for dyeing or printing textile materials mades of natural, synthetic or semi-synthetic hydrophobic organic materials |
| 08/27/1996 | US5550217 Dye polyester materials in red shades with good fastness to thermomigration |
| 08/22/1996 | WO1996025464A1 Pigment compositions |
| 08/21/1996 | EP0727464A2 Monoazo compounds and methods for dyeing or printing hydrophobic fiber materials using the same |
| 08/20/1996 | US5548072 Water-soluble phenyl azo aminoaphtol azo compounds containing a fibre-reactive group of the vinylsulfone series and a morpholino-fluorotriazinyl group, suitable as dyestuffs |
| 08/20/1996 | US5547477 Dyeing, printing textiles |
| 08/15/1996 | WO1996024636A1 Dyes for ink jet printing |
| 08/14/1996 | EP0726297A1 Dye mixtures and their use |
| 08/14/1996 | EP0726296A1 Azo dyestuffs |
| 08/08/1996 | DE19503325A1 Economic prepn. of 3-hydroxy-N-aryl-naphtho-amide(s) on technical scale |