Patents for C09B 35 - Disazo or polyazo dyes of the type a d b prepared by diazotising and coupling (1,497)
02/2008
02/06/2008CN101120067A 浓缩染料溶液 Concentrated dye solution
01/2008
01/31/2008WO2008012322A1 Basic bisazo compounds
01/30/2008CN101115803A Dye, ink, ink for inkjet, inkjet recording method, ink sheet, color toner, and color filter
01/24/2008WO2008010477A1 Disazo pigment composition
01/10/2008WO2007132152A3 Compound, ink, process and use
01/03/2008CA2657805A1 Acid dyes
01/02/2008EP1871840A2 Disazo dyes for ink-jet printing
12/2007
12/13/2007US20070287830 Trisazo Dye, Composition Containing the Same for Anisotropic Dye Film, Anisotropic Dye Film, and Polarizing Element
12/12/2007EP1863885A2 Concentrated dye solution
12/05/2007EP1368431B1 Pyridone dyes, a process for their preparation and their use in the production of coloured plastics or polymeric colour particles
11/2007
11/22/2007WO2007132813A1 Black ink composition, ink set, ink cartridge, ink jet recording method and recorded matter
11/22/2007WO2007132152A2 Compound, ink, process and use
11/22/2007CA2646126A1 Disazo acid dyes
11/01/2007US20070251030 Concentrated Dye Solution
10/2007
10/31/2007CN100345910C Method for producing a liquid formulation of salts of sulfoacidic azo dyes
10/18/2007CA2644678A1 Acid dyes
10/17/2007EP1844161A2 Dark quenchers, probes and other conjugates incorporating the same, their use
10/17/2007CN100343339C Pyridone dyes, a process for their preparation and thier use in the production of coloured plastics or polymeric colour particles
10/17/2007CN100343338C Yellow anionic disazo dyes
10/04/2007US20070232795 diazotized, coupled to methyl-substituted phenylenediamine; aminobenzenesulfonic acids; nanofiltration; storage stability
10/02/2007US7276318 Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge which make use of the same
10/02/2007US7276268 Liquid crystal displays of large light quantity such as car navigations, liquid crystal projectors, televisions for projection; light resistance by which the absorbance of a polarization film does not decrease even if irradiated with light of large quantity under a high temperature
09/2007
09/27/2007US20070220687 Bridged Monoazo Dyes
09/14/2007CA2582104A1 Pigment preparations based on py 155
09/13/2007US20070213514 Method for producing liquid adjustments of basic azo dyes
08/2007
08/29/2007CN101027280A Azo compound, composition for optical alignment film using same, and method for producing optical alignment film
08/15/2007CN101017335A Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge which make use of the same
08/15/2007CN101016420A Azo dyes compounds and polarizing film thereof
07/2007
07/26/2007WO2007045825A3 Yellow azo dyes for ink jet printing
07/18/2007CN1326946C Thermal migration fixed ozo dye
07/11/2007CN1325572C Basic mono-and bisazo compounds
07/05/2007US20070154828 copiers, printers or facsimiles comprising supports and photosensitive layers consisting of disazo pigments, having a high sensitivity for blue semiconductor laser light and can form stable images with high resolution
06/2007
06/07/2007WO2006103414A3 Disazodyes for ink-jet printing
06/07/2007US20070124875 Suitable for dyeing or printing dyeing or printing cellulosic fibre and which yield dyeings fast to wet treatment and light; good build-up behaviour, yield dyeings of a deep shade having good fastness
05/2007
05/30/2007CN1970640A Ocular colorant and colorful ocular material using same
05/30/2007CN1318515C Bisazo dyestuffs based on hydroxynaphthalene carboxylic acid
05/16/2007CN1315918C Method of producing coloured plastics or polymeric colour particles
05/09/2007CN1961045A 浓缩染料溶液 Concentrated dye solution
05/03/2007CA2582371A1 Functionalized dyes and use thereof in ophthalmic lens material
05/02/2007CN1957044A Method for producing liquid adjustments of basic azo dyes
05/02/2007CN1957043A Method for producing a liquid formulation of salts of sulphonic-acid azo dyes
04/2007
04/26/2007WO2007045825A2 Yellow azo dyes for ink jet printing
04/25/2007CN1954034A Bridged monoazo dyes
04/11/2007CN1946810A Azo compound, ink composition, and colored object
04/05/2007WO2006103415A3 Disazo dyes for ink-jet printing
03/2007
03/29/2007WO2007034963A1 Colorant dispersion, coloring resin composition, color filter, and liquid-crystal display
03/28/2007EP1767523A1 Azo compound, composition for optical alignment film using same, and method for producing optical alignment film
03/13/2007CA2159872C Pigment for electrophotographic toners and developers
02/2007
02/28/2007EP1756232A1 Concentrated dye solution
02/28/2007EP1756231A1 Method for producing liquid adjustments of basic azo dyes
02/28/2007EP1756230A1 Method for producing a liquid formulation of salts of sulphonic-acid azo dyes
02/27/2007US7183409 Monoazo and disazo dyes with hydroxynaphthalene aminocarbonyl groups and aminotriazines and salts for liqids used in dyeing and printing, inks or ink jets
02/21/2007EP1753822A1 Bridged monoazo dyes
02/13/2007US7175958 Electrophotographic photoconductor, process for forming an image, image forming apparatus and process cartridge for the same
02/06/2007US7173114 Lightfast colorant and lightfast ink composition including the same
01/2007
01/09/2007US7160371 Method of improving pigment fluorescence
12/2006
12/20/2006EP1734081A1 Azo compound, ink composition, and colored object
12/20/2006EP1334156B1 Method of improving pigment fluorescence
12/06/2006CN1288211C Pyridone dyes, a process for their preparation and their use in production of colorued plastics or polymeric colour particles
11/2006
11/23/2006WO2006087328A3 Concentrated dye solution
11/15/2006EP1567598B1 Method for producing a liquid formulation of salts of sulfoacidic azo dyes
11/08/2006EP1718706A1 Dye, ink, ink jet recording method, ink sheet, color toner and color filter
11/08/2006EP1360242B1 Azo dyestuffs
11/02/2006EP1717283A1 Ink composition containing a particular type of dye, and corresponding ink jet printing process.
10/2006
10/12/2006US20060229440 Disazo dyes, and copper complexes thereof, for dyeing paper
10/05/2006WO2006103415A2 Disazo dyes for ink-jet printing
10/05/2006WO2006103414A2 Disazodyes for ink-jet printing
08/2006
08/24/2006WO2006087328A2 Concentrated dye solution
08/22/2006US7094279 Black water-based ink composition
08/10/2006WO2006082669A1 Colorant, ink, ink-jet ink, method of ink-jet recording, color toner, and color filter
08/02/2006CN1267505C Fluorescent pigments
07/2006
07/20/2006US20060160933 Method of producing coloured plastics or polymeric color particles
07/18/2006US7078497 The dyes of formula (1) according to claim 1 and the copper complexes of dyes of formula (2) according to claim 9 or the mixtures of mono-copper complex with the bis-copper complex are excellently suitable for dyeing paper with good
07/13/2006US20060150345 New anionic coloring agents to dye leather, paper, cardboard and textile substrates: mixtures of coloring agents including these new products, and substrates dyed using the above coloring agents
07/05/2006EP1345992B1 Disazo dyes, and copper complexes thereof, for dyeing paper
07/05/2006CN1262609C Fine pigment and composition for coloring
07/04/2006US7070715 2-(4-(4-sulfophenyl- or 6,8-disulfo-2-naphthyl- azo)-2(or 5-)-methylphenyl azo)-1-hydroxy-3-sulfo-6-anilinonaphthalene; dye-based polarizing film
06/2006
06/21/2006EP1240645B1 Method for digitally and optically storing data
06/06/2006US7056376 Printing an image on a substrate comprising applying thereto a formulation comprising a liquid medium and a compound containing azo groups and metallized 1,8-dihydroxynaphthyl group
05/2006
05/17/2006EP1516021B1 Printing process using specified azo compounds
04/2006
04/20/2006DE102004050879A1 Verfahren zur Herstellung von Leder und dafür geeignete Verbindungen A process for the production of leather and for suitable compounds
04/19/2006EP1647580A1 Dying composition comprising a particular disulfide dye and process of dying keratinous fibres with this dye.
04/18/2006US7030229 Anthraquinone-azo dyes
03/2006
03/22/2006CN1246393C Method of improving pigment fluorescence
03/16/2006US20060054054 Trisazo dyes for inks for ink jet printing
03/14/2006US7011700 Antibacterial colorant and ink composition comprising the same
03/09/2006WO2006025585A1 Inkjet black ink, ink set, inkjet recording method, ink cartridge, recording unit and inkjet recorder
03/09/2006US20060052590 Preparing vesuvin from m-phenylenediamine;reacting diazotized aminoarylsulfonic acid with vesuvin to form two dye compounds; isolating the dye compounds in their acid form; dissolving the dye compounds in at least one aqueous base
03/02/2006WO2006022203A1 Pigment composition, process for production thereof, and lithographic inks
03/01/2006EP1630204A1 Ink, ink sheet, color toner, color filter and ink jet recording method
03/01/2006CN1243794C Trichromatic dyeing process
02/2006
02/22/2006CN1738868A Trisazo dyes for inks for ink jet printing
02/21/2006US7001436 Dyeing composition for keratinous fibres comprising a particular dicationic diazo dye
02/09/2006DE19809994B4 Clathrate von Bis-[6-hydroxy-4-methyl-5-(3-methylimidazolium-1-yl)-3-(phen-4-ylazo)-pyridin-2-on]ethylen Ethylene clathrates of bis [6-hydroxy-4-methyl-5- (3-methylimidazolium-1-yl) -3- (phen-4-ylazo) -pyridin-2-one]
01/2006
01/25/2006EP1619224A1 Ink composition and inkjet recording method
01/11/2006EP1509573B1 Anthraquinone-azo dyes
01/05/2006DE102004027812A1 Verfahren zum Reaktiv-Färben von Leder A method for reactive dyeing of leather
01/04/2006CN1717454A Method for producing a liquid formulation of salts of sulfoacidic azo dyes
12/2005
12/22/2005DE4315031B4 Basische sulfogruppenhaltige Disazoverbindungen Basic sulfo-containing diazo compounds
12/15/2005DE102004025444A1 Verfahren zur Herstellung von Flüssigeinstellungen basischer Azofarbstoffe Process for the preparation of liquid formulations of basic azo dyes
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