| Patents for C09B 45 - Complex metal compounds of azo dyes (1,560) |
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| 03/07/2002 | US20020028918 Light absorbents, light-resistant improvers, and optical recording media |
| 02/26/2002 | US6350307 Metal complex pigments |
| 02/07/2002 | US20020015915 Azo compound containing metal and optical recording medium using the compound |
| 01/31/2002 | US20020011179 C.I. Acid Red 289 and C.I. Reactive Red 23 derivatives; especially for use in recording fluids for writing and recording instruments, for example for ink-jet processes. |
| 01/31/2002 | DE10035494A1 Pigmentpräparationen Pigment preparations |
| 01/23/2002 | EP1174473A2 Pigment preparations |
| 01/17/2002 | DE10032683A1 Farbmittelmischung Colorant mixture |
| 01/16/2002 | CN1331266A Coloring agent mixture |
| 01/10/2002 | US20020004588 Monoazo metal complex compound containing composition and production method thereof |
| 01/09/2002 | EP1170339A2 Styryl dyes |
| 01/09/2002 | EP1170337A2 Mixture of dyes |
| 01/05/2002 | CA2352394A1 Colorant mixture |
| 12/12/2001 | EP1161499A1 Azoxy dyes and their cu complexes |
| 12/12/2001 | CN1325923A Method for continuously preparing metal complex pigments |
| 12/05/2001 | EP1160293A2 Monoazo metal complex compound containing composition and production method thereof |
| 11/29/2001 | US20010047087 Stirring aqueous dispersion of alkali metal salt of azo compound with polyvalent metal salt at 10 to 35 degrees C, mixing aqueous solution, intercalate, adjusting pH to 5, isolating complex |
| 10/31/2001 | CN1320142A 1:2 chromium complex dyes, their production and use |
| 10/30/2001 | US6309427 Dyeing oxide layers produced artificially on aluminium or aluminium alloys by applying a dye comprising chromium complex dye |
| 10/25/2001 | WO2001078993A1 Optical recording medium |
| 10/24/2001 | CN1318593A Organic pigment for use in color filter of liquid crystal display |
| 10/17/2001 | EP1146087A1 Organic pigments for LCD colour filter |
| 10/16/2001 | US6302949 Metallized bisazo dyes, their preparation and use |
| 10/11/2001 | US20010029294 Preparation of azo colorants in microreactors |
| 10/11/2001 | US20010027734 Useful in recording fluids especially ink jet printing processes, and also as colorants for electrophotographic toners, powder coatings and color filters; improved solubility, colorfastness and storage stability |
| 10/11/2001 | DE10025303A1 Organische Pigmente für Farbfilter in LCD Organic pigments for color filters in LCD |
| 10/11/2001 | DE10016547A1 Kontinuierliches Herstellungsverfahren für Metallkomplexpigmente A continuous manufacturing method of metal complex pigments |
| 10/10/2001 | EP1142960A2 Continuous preparation process for metal complex pigments |
| 10/04/2001 | WO2001072906A2 Black tris azo metal complex dyes |
| 10/04/2001 | CA2406892A1 Black trisazo metal complex dyes |
| 10/04/2001 | CA2342465A1 Organic pigments in colour filters of liquid chrystal displays |
| 10/03/2001 | CA2343461A1 Continuous process for preparing metal complex pigments |
| 09/27/2001 | DE10015004A1 New tris-azo metal complex dyes are black dyes used for dyeing and printing natural or synthetic fiber materials, bulk coloration of paper or pulp and in ink, e.g. ink-jet printing ink, electrophotographic toner and powder lacquer |
| 09/12/2001 | CN1070887C Pigmented dyestuff compositions |
| 09/04/2001 | US6284877 Sulfonamide compound and method for its production, metal chelate compound employing the sulfonamide compound, and optical recording medium employing the metal chelate compound |
| 08/30/2001 | WO2001062854A1 Metal chelate azo dye for ink-jet recording, ink-jet recording fluid containing the same, and method of ink-jet recording |
| 08/28/2001 | US6281339 Addition products of acryloylamino-substituted dyes, and the preparation and use thereof |
| 08/28/2001 | US6281338 Mono- and dipotassium salts of azo compounds |
| 08/16/2001 | WO2001059013A1 Method for production of azo dyes in microreactors |
| 08/07/2001 | US6270943 Multilayer; transparent grooved substrate, recording layer, light reflecting layer, adhesive |
| 07/24/2001 | US6265554 Copper complex azo dyes, their preparation and their use |
| 07/17/2001 | US6261358 Of a metal complex of an azo coumpound which hosts a guest compound; uniform coloristics and particle size with dispersibility and color strength; useful in pigmenting varnishes, paper coloration, pigment printing of textiles |
| 07/05/2001 | WO2001048090A1 Metal chelate dyestuff for ink jet recording and water-base ink jet recording fluid containing the same |
| 06/21/2001 | US20010004667 Retains charge instantly, maintains charge density |
| 06/20/2001 | CN1067417C Dye mixtures comprising 1:2 chromium complex dyes, and 1:2 chromium complex dyes |
| 06/06/2001 | EP1104445A1 1:2 chromium complex dyes, their production and use |
| 06/05/2001 | US6242067 Optical recording medium |
| 05/01/2001 | US6225023 Sulfonamide compound and method for its production, metal chelate compound employing the sulfonamide compound, and optical recording medium employing the metal chelate compound |
| 04/03/2001 | US6211346 Metal complex pigments |
| 04/03/2001 | US6210448 1:2 chromium complex dyes, the production and use thereof |
| 03/28/2001 | EP1086999A2 Magenta-colouring inks containing copper complexes of azo dyes on the basis of 1-naphthol-di or trisulfonic acids |
| 03/28/2001 | EP1086993A1 Copper complexes of azo dyestuffs, their production and use |
| 03/28/2001 | EP1086992A1 Mono- and dipotassium salts of azocompounds |
| 03/28/2001 | CN1288887A Monopotassium salt and dipotassium salt of azo-compound |
| 03/22/2001 | DE19945245A1 Mono- und Dikaliumsalze von Azoverbindungen Mono- and dipotassium salts of azo compounds |
| 03/21/2001 | EP1085056A2 Addition products from acryloylamino-substituted dyes, their production and use |
| 03/21/2001 | CA2320507A1 Mono- and dipotassium salts of azo compounds |
| 01/25/2001 | WO2001006281A1 Polarizer comprising dye |
| 11/30/2000 | DE19924764A1 Azo pyrimidine metal complex inclusion compounds, useful in printing ink, distemper, paint, for coloring polymer or fiber or printing textile or paper is alkaline in aqueous suspension, have low dispersion hardness |
| 11/30/2000 | DE19924763A1 New azopyrimidone metal complex inclusion compounds are used in pigment formulation, printing ink, distemper, paint, for coloring polymer or fiber or printing textile or paper |
| 11/28/2000 | US6153735 Excellent in heat resistance and light fastness because of their chemical binding property; developing electrostatic images and electrostatic painting |
| 11/07/2000 | US6143455 Use of aluminum azo complex dyes as charge control agents |
| 11/07/2000 | US6143039 Blue dye mixtures of fiber-reactive copper complex formazan dyes |
| 10/18/2000 | EP1045008A2 Blue dye mixtures of fiber-reactive copper complex formazan dyes |
| 10/17/2000 | US6132894 High solubility in alcohol |
| 09/21/2000 | WO2000055259A1 Azoxy dyes and their cu complexes |
| 09/14/2000 | DE19911267A1 Azoxyfarbstoffe und deren Cu-Komplexe Azoxy dyes and their copper complexes |
| 09/06/2000 | EP0891395B1 Trisazo dyes |
| 07/19/2000 | CN1260815A Method for dying aluminium oxide layers |
| 07/12/2000 | EP1017744A1 Bridged monoazo compounds |
| 06/21/2000 | CN1257530A 1 : 2 chromium complex dyes, the production and use thereof |
| 05/02/2000 | US6057020 Azo metal chelate compound, |
| 04/26/2000 | EP0994925A1 Composition comprising a copper complex azodye and ink containing it |
| 04/26/2000 | CN1251377A Metal matches pigment |
| 04/26/2000 | CN1251376A Novel metal matches pigment |
| 04/26/2000 | CN1251375A Pigment preparation |
| 04/20/2000 | DE19847586A1 Neue Pigmentformen New forms of pigment |
| 04/19/2000 | EP0994164A1 Pigment preparations |
| 04/19/2000 | EP0994163A1 Metal complex pigments |
| 04/19/2000 | EP0994162A1 Metal complex pigments |
| 04/15/2000 | CA2285829A1 New metal complex pigments |
| 04/15/2000 | CA2285827A1 Metal complex pigments |
| 04/15/2000 | CA2285800A1 Pigment preparations |
| 03/29/2000 | EP0988343A1 Method for dying aluminum oxide layers |
| 03/22/2000 | EP0986615A1 1:2 chromium complex dyes, the production and use thereof |
| 03/08/2000 | CN1246660A Usage of aluminum azo-complex dye as charge control agent |
| 03/01/2000 | EP0982371A1 Metallized disazo dyes, their preparation and use |
| 02/24/2000 | WO2000009615A1 1:2 chromium complex dyes, their production and use |
| 02/22/2000 | US6028179 Trisazo dyes |
| 02/15/2000 | US6024771 Mixtures of 2:1 aluminium complexes |
| 01/26/2000 | EP0974872A2 Use of aluminum-azocomplexdyes as charge control agent |
| 01/20/2000 | DE19832371A1 Verwendung von Aluminium-Azokomplexfarbstoffen als Ladungssteuermittel Using aluminum Azokomplexfarbstoffen as charge control agents |
| 01/18/2000 | CA2277521A1 Use of aluminum azo complex dyes as charge control agents |
| 01/13/2000 | DE19831095A1 Wasserlösliche schwarze Stilbenfarbstoffe, ihre Herstellung und Verwendung Water-soluble black stilbene dyes, their preparation and use |
| 01/12/2000 | EP0971003A1 Water soluble black stilbene dyes, their preparation and use |
| 01/05/2000 | CN1240530A Complex polymethine dyes and their use |
| 12/22/1999 | CN1047607C Metal Al complexed water-soluble fluorescent dye |
| 12/01/1999 | EP0961265A1 Novel metallized azo thioether dyes |
| 11/09/1999 | US5980622 Lightfastness; ink jet printers |
| 10/06/1999 | EP0946941A1 Complex polymethine dyes and their use |
| 10/05/1999 | US5962657 Complex polymethine dyes and their use |