| Patents for C09B 33 - Disazo or polyazo dyes of the types a k b, a b k c, or the like, prepared by diazotising and coupling (1,032) |
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| 12/06/2006 | CN1288211C Pyridone dyes, a process for their preparation and their use in production of colorued plastics or polymeric colour particles |
| 11/23/2006 | WO2006069929A3 Dyes that are soluble in organic solvents |
| 11/08/2006 | EP1718706A1 Dye, ink, ink jet recording method, ink sheet, color toner and color filter |
| 11/08/2006 | CN1860185A Dye, ink, ink jet recording method, ink sheet, color toner and color filter |
| 11/07/2006 | US7132518 Mono- and bis-hydrazone pigments |
| 11/02/2006 | WO2006077189A3 6-azo-5,5'-dihydroxy-7,7'-disulfo-2,2'-dinaphthylamine derivatives |
| 11/02/2006 | EP1717283A1 Ink composition containing a particular type of dye, and corresponding ink jet printing process. |
| 11/01/2006 | CN1282717C Light-resistant clouring agent and composition containing same |
| 10/25/2006 | EP1715007A2 Pigment dispersants and their use |
| 10/18/2006 | EP1534789B1 Ink for inkjet recording, ink set for inkjet recording and inkjet recording method |
| 10/05/2006 | WO2006103415A2 Disazo dyes for ink-jet printing |
| 10/05/2006 | WO2006103414A2 Disazodyes for ink-jet printing |
| 09/20/2006 | CN1276035C Water-color ink |
| 09/12/2006 | US7105646 Mono- and bis-hydrazone pigments |
| 08/23/2006 | EP1693422A1 Trisazo compound, ink composition, and colored object |
| 08/23/2006 | EP1324741B1 Method of dyeing keratin-containing fibres |
| 08/22/2006 | US7094281 Mixture containing trisazo dyes, one or more organic acids, and one or more organic bases; ink jet recording |
| 08/10/2006 | WO2006082669A1 Colorant, ink, ink-jet ink, method of ink-jet recording, color toner, and color filter |
| 07/27/2006 | WO2006077189A2 6-azo-5,5'-dihydroxy-7,7'-disulfo-2,2'-dinaphthylamine derivatives |
| 07/27/2006 | US20060167236 By azo coupling, wherein the azo coupling product is subjected to a finish in an organic solvent or in an agueous organic solvent with a neutral or alkaline pH |
| 07/27/2006 | US20060164483 Ink for inkjet recording, ink set for inkjet recording and inkjet recording method |
| 07/19/2006 | CN1806015A Bisazoquinolone pigments, processes for their preparation and their use |
| 07/06/2006 | US20060144288 Water-base black ink composition and colored material |
| 07/05/2006 | CN1262609C Fine pigment and composition for coloring |
| 06/21/2006 | EP1240645B1 Method for digitally and optically storing data |
| 06/20/2006 | US7064210 Light resistant colorant and composition containing the same |
| 06/14/2006 | EP1668080A1 Non-migrating meallized disazo green shade yellow pigment |
| 06/06/2006 | US7056376 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 |
| 05/18/2006 | WO2006051850A1 Azo compound, ink composition and coloring material |
| 05/17/2006 | EP1516021B1 Printing process using specified azo compounds |
| 05/17/2006 | CN1774480A Azo compound and salt thereof |
| 05/10/2006 | CN1771297A Methanesulfomide azo dye |
| 04/19/2006 | CN1252190C Water-base ink and process for production of dyes |
| 04/18/2006 | US7029526 shearing/salt-kneading a halogenated phthalocyanine pigment with a yellow pigment of the disazo condensation, barbituric acid or azoquinolone series |
| 04/05/2006 | CN1756812A Water-base black ink composition and colored material |
| 04/05/2006 | CN1249172C Method for preparing tetrazo condensation pigment in micro-reactor |
| 03/30/2006 | US20060068326 Optical information recording medium |
| 03/21/2006 | CA2212466C Calcium specific diaza-18-crown-6-ether chromoionophores |
| 03/15/2006 | EP1633817A1 Bisazoquinolone pigments, processes for their preparation and their use |
| 03/14/2006 | US7011700 Antibacterial colorant and ink composition comprising the same |
| 03/09/2006 | WO2006025585A1 Inkjet black ink, ink set, inkjet recording method, ink cartridge, recording unit and inkjet recorder |
| 03/09/2006 | WO2006025562A1 Inkjet ink, method for producing inkjet ink, inkjet recording method, and ink cartridge |
| 03/09/2006 | DE102004042521A1 Farbstoffmischungen von faserreaktiven Azofarbstoffen, ihre Herstellung und ihre Verwendung Dye mixtures of fiber-reactive azo dyes, their preparation and their use |
| 02/09/2006 | US20060026776 Method of dyeing keratin-containing fibres |
| 02/02/2006 | WO2006011657A1 Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus |
| 01/25/2006 | EP1619224A1 Ink composition and inkjet recording method |
| 01/19/2006 | WO2006006703A1 Ink set and ink jet recording method |
| 01/18/2006 | EP1615973A1 Methanesulfoamide azo dye |
| 01/12/2006 | WO2006004209A1 Inkjet black ink, ink set, inkjet recording method, ink cartridge, recording unit, and inkjet recorder |
| 01/12/2006 | WO2006004205A1 Inkjet black ink, ink set, inkjet recording method, ink cartridge, recording unit, and inkjet recorder |
| 01/12/2006 | US20060009626 Amidation or condensation of 2-aryl-3-alkoxycarbonyl-4-phenylhydrazone-5-pyrrolinones with a diamine or diol; paints |
| 01/11/2006 | EP1614719A1 Azo compound and salt thereof |
| 12/29/2005 | US20050288496 Derived from 2-aryl-3-alkoxycarbonyl-5-pyrrolinones and 2-aryl-5-pyrrolinones by reaction with diamines or diazo compounds |
| 12/29/2005 | US20050288495 Mono- and bis-hydrazone pigments |
| 12/29/2005 | US20050288494 Derived from 2-aryl-3-alkoxycarbonyl-5-pyrrolinones and 2-aryl-5-pyrrolinones by reaction with diamines or diazo compounds |
| 12/08/2005 | WO2005116143A1 Concentrated dye solution |
| 12/07/2005 | EP1602695A1 Water-base black ink composition and colored material |
| 11/17/2005 | WO2005108502A1 Tetrakis-azo compound, coloring matter for recording, ink composition and colored article |
| 11/15/2005 | US6965019 Mono-and bis-hydrazone pigments |
| 11/10/2005 | WO2005106542A1 Dye and optical film for flat panel display device |
| 10/11/2005 | US6953846 mono- or disazo dyes; dyeing polyester granules yellow; thermostable and intense mass-colorations; improved colorfastness |
| 09/28/2005 | CN1675323A Ink for inkjet recording, ink set for inkjet recording and inkjet recording method |
| 09/28/2005 | CN1675322A Printing process using specified azo compounds |
| 09/21/2005 | EP1577356A1 Ink composition containing a particular type of dye, and corresponding ink jet printing process. |
| 08/31/2005 | CN1662610A Method for producing disazo pigments |
| 08/18/2005 | WO2005075573A1 Dye, ink, ink jet recording method, ink sheet, color toner and color filter |
| 07/06/2005 | CN1636040A Process for making green pigment compositions useful for colour filters and lcd's |
| 06/16/2005 | WO2005054374A1 Trisazo compound, ink composition, and colored object |
| 06/16/2005 | CA2549159A1 Trisazo compound, ink composition, and colored object |
| 06/07/2005 | US6903198 Compound, dye, ink and ink-jet recording method |
| 06/01/2005 | EP1534789A1 Ink for inkjet recording, ink set for inkjet recording and inkjet recording method |
| 04/14/2005 | WO2005033212A1 Non-migrating meallized disazo green shade yellow pigment |
| 04/14/2005 | US20050076806 Black ink composition |
| 04/13/2005 | EP1521808A1 Compositions and inks containing disazo dyes |
| 04/12/2005 | US6878196 Ink, ink jet recording method and azo compound |
| 04/06/2005 | EP1337591A4 Polymeric bis-acetoacetanilide azo colorants |
| 03/30/2005 | EP1517962A1 Method for producing disazo pigments |
| 03/23/2005 | EP1516021A1 Printing process using specified azo compounds |
| 03/23/2005 | CN1194053C Black water ink composition, ink jet recording method using it and recording article |
| 02/22/2005 | US6858069 Black aqueous ink composition, ink jet recording process using the same, and recorded matter |
| 02/17/2005 | WO2003104332A8 Compositions and inks containing disazo dyes |
| 02/03/2005 | DE10331890A1 Azofarbmittel auf der Basis von 2-Phenyl-6-amino-7-methoxycarbonyl(3,4H)-chinazolin-4-on Azo colorants on the basis of 2-phenyl-6-amino-7-methoxycarbonyl (3,4H) -quinazolin-4-one |
| 01/20/2005 | WO2005005550A1 Azo colorant based on 2-phenyl-6-amino-7-methoxycarbonyl(3,4h)-chinazoline-4-one |
| 01/19/2005 | EP1498888A2 Optical information recording medium |
| 01/19/2005 | CN1185303C Crystal pleomorphism matter of yellow bis-azo colorant and method for preparing same |
| 12/28/2004 | US6835242 Thermally treating a liquid prepigment suspension in a microreactor |
| 12/23/2004 | WO2004111134A1 Bisazoquinolone pigments, processes for their preparation and their use |
| 12/15/2004 | EP1486539A2 Self-assembling dyes |
| 12/02/2004 | US20040237842 shearing/salt-kneading a halogenated phthalocyanine pigment with a yellow pigment of the disazo condensation, barbituric acid or azoquinolone series |
| 11/17/2004 | EP1114106B1 Dye compositions, inks and disazo dyes |
| 10/28/2004 | WO2004092282A1 Azo compound and salt thereof |
| 10/21/2004 | WO2004090045A1 Methanesulfoamide azo dye |
| 10/21/2004 | DE10316402A1 Methansulfonamid-Azofarbstoffe Methanesulfonamide azo dyes |
| 10/21/2004 | CA2521861A1 Methanesulfonamide azo dyes |
| 09/30/2004 | US20040187232 Disazo dyes and an azo dyes mixture; forming an image having good color hue and high colorfastness to light and ozone gas; black color; inks comprising a metal phthalocyanine dye |
| 09/16/2004 | WO2004078860A1 Water-base black ink composition and colored material |
| 08/25/2004 | CN1163549C Azo dye, and its preparing process and use |
| 08/12/2004 | US20040158050 Cinnamate derrivative for colors in inks and binding with aging resistance for colors |
| 08/11/2004 | CN1161655C Highly transparent, color-pigmented high molecular weight material |
| 07/14/2004 | EP1437388A1 Coloring composition and inkjet recording method |