Patents
Sitemap › C09 - Dyes; Paints; Polishes; Natural resins; Adhesives; Compositions not otherwise provided for; Applications of materials not otherwise provided for › C09B - Organic dyes or closely-related compounds for producing dyes; Mordants; Lakes › C09B 35 - Disazo or polyazo dyes of the type a d b prepared by diazotising and coupling
Patents for C09B 35 - Disazo or polyazo dyes of the type a d b prepared by diazotising and coupling (1,497)
06/2010
06/08/2010US7732581 Colorant compounds
05/2010
05/26/2010CN1478208B Optical device
05/25/2010US7723494 Yellow anionic disazo dyes
05/25/2010CA2433168C Phase change inks containing dimeric azo pyridone colorants
05/12/2010EP2184327A2 Azo pigment, electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
04/2010
04/27/2010US7704310 Trisazo-dyes with a pyrazolyl end group and their use in ink-jet printing
03/2010
03/31/2010CN101684202A Azo pigment, electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
03/18/2010WO2010028799A1 Acid dyes
03/17/2010EP2163587A1 Acid dyes
03/09/2010CA2568931C Phase change inks containing fischer-tropsch waxes
03/04/2010WO2010024317A1 Azo-pigment-containing water-based ink for inkjet recording
03/04/2010CA2737256A1 Azo pigment-containing aqueous ink for inkjet recording
02/2010
02/23/2010CA2426541C Trichromatic dyeing process
02/10/2010CN101643588A Synthesis process of yellow dye of leather
02/09/2010US7659313 3-(4-hydroxybenzylidene)-2-(2,5-dihydroxyphenyl)-1-(4-hydroxyphenyl)indane-4,6-diol as lipase, alpha -amylase and alpha -glucosidase inhibitor in a mammal; plant medicine; antiobesity agent
01/2010
01/28/2010WO2010010032A2 Acid dyes
01/27/2010CN101633790A Technique for synthesizing leather faintly acid yellowish-brown dye
01/12/2010CA2568936C Phase change inks
01/07/2010WO2010000780A1 Acid dyes
01/07/2010WO2010000779A1 Use of acid dyes
01/06/2010CN100577635C Azo compound, composition for optical alignment film using same, and method for producing optical alignment film
12/2009
12/30/2009WO2009129455A8 Diarylide yellow pigments
12/16/2009CN100569862C Azo compound, ink composition, and colored object
12/01/2009CA2432912C Dimeric azo pyridone colorants
11/2009
11/17/2009US7619074 Reactive dyestuff with N,N-dialkylamino bridge group
11/11/2009CN101574665A Composite catalyst for coupled reaction of diazo salt and amino-naphthol sulfonic acid substance and application of same
11/04/2009EP2113539A1 Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus
10/2009
10/29/2009US20090269553 Acid dyes
10/22/2009WO2009129455A2 Dairylide yellow pigments
10/21/2009CN100552553C Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge which make use of the same
10/06/2009US7597721 Concentrated aqueous compositions of dyestuffs
09/2009
09/02/2009CN101519537A Asymmetric azo complex dye and manufacturing method thereof
08/2009
08/20/2009US20090207286 Colored photosensitive composition, and color filter array and solid image pickup device using the same
08/12/2009CN100526392C Azo dyestuffs
08/05/2009EP2085429A1 Basic bisazo compounds
08/05/2009EP2085428A1 Basic bisazo compounds
07/2009
07/29/2009CN101495578A Basic bisazo compounds
07/29/2009CN101493652A Colored photosensitive composition, and color filter array and solid image pickup device using the same
07/23/2009WO2009042114A3 Phenazine derivatives and uses thereof
07/23/2009US20090187012 maximum absorption wavelength in a wavelength range having high visual sensitivity; use with LCD displays, large television sets; 1-phenylazo-4-(sulfo-hydroxy-2-aminonaphthylazo)-naphthalene compounds
07/22/2009EP2079806A1 Trisazo-dyes with a pyrazolyl end group and their use in ink-jet printing
07/15/2009EP2016135B1 Acid dyes
07/15/2009EP1753822B1 Bridged monoazo dyes
07/14/2009US7559959 bis-benzothiazole azo benzylaminobenzene sulphonic acid dyes; for dyeing and/or printing organic substrates wool, silk or synthetic polyamide article
07/09/2009US20090174942 Azo compound and dye polarizing film containing the same
07/08/2009CN101479348A Acid dyes
06/2009
06/04/2009WO2009070176A1 Black ink-jet inks with reduced lightness and haze
06/03/2009CN101448901A Disazo acid dyes
05/2009
05/21/2009US20090126128 Disazo Acid Dyes
05/13/2009CN100487588C Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge which make use of the same
05/12/2009US7531667 Two-photon absorption dye-containing material, three-dimensional refractive index modulation material, three-dimensional absorption index modulation material and three-dimensional optical recording material
05/12/2009US7531009 6-azo-5,5′-dihydroxy-7,7′-disulfo-2-2′ dinaphthylamine derivatives
05/12/2009US7530685 Trisazo dyes for inks for ink jet printing
05/07/2009US20090118479 Azo compound, ink composition, recording method and colored article
04/2009
04/22/2009EP2049599A1 Basic bisazo compounds
04/22/2009CN101415781A Acid dyes
04/14/2009US7517626 Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge which make use of the same
04/02/2009WO2009042114A2 Phenazine derivatives and uses thereof
04/01/2009EP2042570A1 Photo-curable composition including polymerizable compound, polymerization initiator, and dye
03/2009
03/31/2009US7510605 Dye ink, ink jet recording method, ink sheet, color toner and color filter
03/25/2009CN100471915C Poly-azo compound, and polarization film having said compound
03/18/2009EP2035506A2 Acid dyes
03/17/2009US7503967 Colorfast black ciolor; recording; photostability; ozone resistance; waterproof; storage stability; disazo dyes
03/17/2009US7503965 Azo compound, ink composition, and colored object
02/2009
02/26/2009US20090053479 Disazo Dyes for Ink-Jet Printing
02/25/2009EP2027213A2 Disazo acid dyes
02/25/2009CN101372467A Bridging compound having N,N-dialkylamino and dye compound used thereby
02/11/2009EP2022831A1 Black ink composition, ink set, ink cartridge, ink jet recording method and recorded matter
02/10/2009US7488810 Method for producing a liquid formulation of salts of sulfoacidic azo dyes
02/04/2009CN101358038A Red disazo dye monomeric compound and preparation method thereof
01/2009
01/21/2009EP2016135A2 Acid dyes
12/2008
12/23/2008CA2332039C The use of a vital dye for facilitating surgical procedures for vitreo-retinal surgery
11/2008
11/27/2008US20080292792 Azo Compound, Ink Composition, and Colored Object
10/2008
10/30/2008US20080264297 Concentrated Dye Solution
10/29/2008EP1985667A2 Pyrazolone-azo colourant compounds
10/29/2008CN100429203C Dyeing compsn. for kerationous fibres comprising particular dicationic diazo dye
10/22/2008EP1983033A1 Phase change inks containing colourant compounds
10/22/2008EP1983032A1 Phase change inks containing colorant compounds
10/15/2008EP1980593A2 Colourant compounds for phase change inks
10/15/2008EP1385912B1 Pyridone dyes, a process for their preparation and their use in the production of coloured plastics or polymeric colour particles
10/08/2008CN100424137C Conditioning of organic pigment
10/01/2008EP1394575A4 Optical device
09/2008
09/16/2008CA2331605C The use of a vital dye for facilitating surgical procedures for cataract extraction
08/2008
08/21/2008US20080199615 Good hue; image colorfastness; disazo dye
07/2008
07/23/2008EP1947515A2 Electrophotographic photosensitive member, and electrophotgraphic apparatus and process cartridge which make use of the same
06/2008
06/03/2008US7381348 Optical device
05/2008
05/28/2008CN100390236C Method for preparing tetrazo pigment
05/15/2008US20080114158 Yellow anionic disazo dyes
05/14/2008EP1920008A2 Disazodyes for ink-jet printing
05/14/2008CN100387657C Use of disazo compound
05/13/2008US7371831 Azo dyestuffs
04/2008
04/24/2008WO2008047071A1 Trisazo-dyes with a pyrazolyl end group and their use in ink-jet printing
03/2008
03/26/2008EP1718706A4 Dye, ink, ink jet recording method, ink sheet, color toner and color filter
03/26/2008CN101151338A Colorant dispersion, coloring resin composition, color filter, and liquid-crystal display device
03/19/2008CN101143970A Dye compound and its preparation method and application
03/12/2008CN100374516C Printing process using specified azo compounds
03/11/2008US7341607 Yellow anionic disazo dyes
03/06/2008WO2007115960A3 Acid dyes
02/2008
02/28/2008WO2008000679A3 Acid dyes
02/07/2008WO2007131957A3 Disazo acid dyes
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