| Patents for C09B 67 - Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solvents; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films (19,338) |
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| 07/24/2002 | CN1359983A Halogen atom-free green pigment composition |
| 07/24/2002 | CN1359982A Near infrared reflection composite pigment |
| 07/24/2002 | CN1088080C Process for production of ink concentrates |
| 07/24/2002 | CN1088079C Mixed crystal pigments of quinacridone series |
| 07/23/2002 | US6423839 Mixed color pigment precursors and their use |
| 07/23/2002 | US6423785 Maleic anhydride copolymers containing amine oxide groups and their use as dispersants for pigments of fillers |
| 07/23/2002 | US6423246 Thermostable pigments, films and effect coatings, and mixtures for their production |
| 07/23/2002 | US6423132 Dissolving an organic pigments such as diketopyrrolpyrrole and other with specific particle size and a binder having 2-7 mol of carboxyl groups and a neutral emulsifier in water or alcohol, shaping in oval or spherical granule shapes, drying |
| 07/23/2002 | US6423130 Phosphoric esters and their use as dispersants |
| 07/23/2002 | CA2067069C Novel diketopyrrolopyrroles |
| 07/18/2002 | WO2002055646A1 Optical brighteners compositions, their production and their use |
| 07/18/2002 | WO2002055610A1 Co-processed yellow pigments |
| 07/18/2002 | WO2002055609A2 Indole/indoline based hybrid dyes and indole/indoline based hybrid dye intermediate products |
| 07/18/2002 | WO2002038664A3 Colored thermoplastic resin compositions for laser welding, anthraquinone colorants therefor and molded product therefrom |
| 07/18/2002 | DE10100761A1 Reactive dye mixtures used for staining biopolymer containing hydroxyl and/or amino groups, preferably optionally modified nucleic acid, contain vinylsulfonyl-substituted azo dye and anthraquinone and/or sulfonated phthalocyanine dye |
| 07/18/2002 | CA2426776A1 An optical brightener mixture composition, its production and use in cellulosic substrates |
| 07/17/2002 | EP1223199A1 Dye composition |
| 07/17/2002 | EP0971987B1 Ink composition containing at least two azo dyes |
| 07/17/2002 | CN1359411A An thrapyridone compound, aqueous magenta ink compositions and ink-jet recording method |
| 07/17/2002 | CN1358802A Black dye formula capable of dissolving in alcohol |
| 07/16/2002 | US6419353 Colorfastness, water solubility |
| 07/16/2002 | CA2037816C Keratin fibres dyeing process with 6- or 7-monohydroxyindoles at acid ph and compositions implemented |
| 07/11/2002 | WO2002053656A2 Liquid colorant and method |
| 07/11/2002 | WO2002053654A2 Preparation of heat stable pigment violet 23 |
| 07/11/2002 | WO2002053653A2 Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy- and/or carboxamido-containing fiber material |
| 07/11/2002 | WO2002053652A1 Manufacturing process of spheroidal food dyes |
| 07/11/2002 | WO2002053651A2 Process for the preparation of beta-phase quinacridone |
| 07/11/2002 | WO2002053650A2 Use of copper complexes of disazo dyes for dyeing natural and synthetic material |
| 07/11/2002 | WO2002053649A2 Disazo dyes, and copper complexes thereof, for dyeing paper |
| 07/11/2002 | US20020091258 Low solubility, good fastness, red to blue colorations; use pigmenting paints, plastics, printing inks, pigment preparations, electrophotographic toners and developers, powder coating, inkjet inks, color filters and cosmetics |
| 07/11/2002 | US20020091257 By conditioning with a pigment violet 23 derivative where one or both chlorine groups is replaced with a (methyl)phenylthio group |
| 07/11/2002 | US20020091183 Liquid colorant and method |
| 07/11/2002 | US20020090530 Polymeric matrix that contains solventless polyvinyl chloride resin, a thioxanthene fluorescent dye, and a hindered amine light stabilizer; durability |
| 07/11/2002 | US20020088377 Heating 2,5-dianilino-terephthalic acid with polyphosphoric acid in the presence of 2,5-dianisidino-terephthalic acid, diluting product, treating with alkanol |
| 07/11/2002 | US20020088375 Surface treating a pigment to introduce a hydrophilic dispersibility- imparting group, dispersing pigment in aqueous medium, refining; for example treating carbon black with sulfur trioxide to sulfonate it |
| 07/11/2002 | DE10100938A1 Indol-/Indolin-Hybridfarbstoffe und -hybridfarbstoffvorprodukte Indole / indoline hybrid dyes and -hybridfarbstoffvorprodukte |
| 07/11/2002 | DE10100667A1 Paint comprises a starch material as a basic substance to which a pigment is added |
| 07/11/2002 | CA2433481A1 Manufacturing process of spheroidal food dyes |
| 07/11/2002 | CA2431043A1 Disazo dyes, and copper complexes thereof, for dyeing paper |
| 07/11/2002 | CA2429487A1 Use of copper complexes of disazo dyes for dyeing natural and synthetic material |
| 07/11/2002 | CA2428086A1 Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy- and/or carboxamido-containing fiber material |
| 07/10/2002 | EP1221627A2 Near infrared absorption material |
| 07/10/2002 | CN1357796A Water-containing hot bleachable composition for optical thermosensitive imaging material |
| 07/10/2002 | CN1087318C Dispersant agent for pigment concentrate |
| 07/09/2002 | US6416922 Dry processing photography |
| 07/04/2002 | WO2002051946A2 Pigment dispersion and method of preparing the same |
| 07/04/2002 | WO2002051941A1 Anthraquinone dyes, preparation thereof and use thereof |
| 07/04/2002 | US20020086113 Material to be processed into platelets is applied in a flowable or gaseous state to a substrate, consolidated, removed from substrate, and subjected to crushing or grinding, wherein material is applied in succeeding layers |
| 07/04/2002 | US20020085151 Non-absorptive electro-0ptical glazing structure employing composite infrared reflective polarizing filter |
| 07/04/2002 | US20020083534 Sulfur dye protection systems and compositions and methods employing same |
| 07/04/2002 | US20020083532 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 |
| 07/04/2002 | US20020083531 Dry cleaning solvents containing DPTB and other surfactants |
| 07/04/2002 | DE10064496A1 Schwarze Farbstoffmischungen von faserreaktiven Azofarbstoffen und ihre Verwendung zum Färben von hydroxy- und/oder carbonamidgruppenhaltigem Fasermaterial Black dye mixtures of fiber-reactive azo dyes and use thereof for dyeing hydroxy- and / or carboxamido-containing fiber material |
| 07/04/2002 | CA2431419A1 Anthraquinone dyes, preparation thereof and use thereof |
| 07/03/2002 | EP1219687A1 Dispersions for use in ink jet inks |
| 07/03/2002 | EP1219684A1 Near-infrared transmitting black azo pigments |
| 07/03/2002 | EP1219683A2 Cationic imidazolazo dyestuffs |
| 07/03/2002 | EP1219682A1 Monoazo dyestuffs, their preparation and use |
| 07/03/2002 | EP1218452A1 Reactive dye compounds |
| 07/03/2002 | EP1218450A1 Sorbitan ester treated pigments for plastics applications |
| 07/03/2002 | EP1066351B1 Reactive black dye compositions for cellulose fibers |
| 07/03/2002 | CN1356597A Hydroxy gallium phthalocyanine compound, its preparing process and photosensitive element containing it for electric photography |
| 07/03/2002 | CN1356360A Pigment disperser composition |
| 07/02/2002 | US6414092 Cholesteric flake material obtained by polymerizing chiral polymerizable mesogenic material, having form of granules of symmetric or unsymmetric shape |
| 07/02/2002 | US6413655 Fluorescent materials and their use |
| 07/02/2002 | US6413309 Pigment preparations comprising two or more perylene compounds |
| 07/02/2002 | US6413306 Pigment dispersions containing ABC-block polymer dispersant |
| 06/28/2002 | CA2366339A1 Near infrared absorption material |
| 06/27/2002 | WO2002050210A1 Light absorbing agent |
| 06/27/2002 | WO2002050074A1 Process for preparing a substantially pure gamma phase quinacridone pigment of large particle size |
| 06/27/2002 | WO2001077230A3 Recovery of compounds using a natural adsorbent |
| 06/27/2002 | US20020081508 An oxytitanium phthalocyanine and a metal-free phthalocyanine suitable for electrophotographic photoreceptor that exhibits a high charge potential and high sensitivity and stability without causing change in various properties in repeated use |
| 06/27/2002 | US20020078860 Preparation of quinacridone pigment compositions |
| 06/27/2002 | US20020078512 Oxidizing composition and uses for dyeing, for permanently reshaping or for bleaching keratin fibres |
| 06/27/2002 | CA2433020A1 Process for preparing a substantially pure gamma phase quinacridone pigment of large particle size |
| 06/26/2002 | EP1217431A2 An aqueous thermally bleachable composition useful in a photothermographic element |
| 06/26/2002 | EP1217045A1 Halogen-free green pigment composition |
| 06/26/2002 | EP1217044A2 Near-infrared reflecting composite pigments |
| 06/26/2002 | EP1217043A2 Process for the preparation of perylene pigments |
| 06/26/2002 | EP1066352B1 Modified pigments having improved dispersing properties |
| 06/26/2002 | EP1003387B1 Water-dispersible carotenoid pigment preparation |
| 06/26/2002 | EP0988279B1 Cosmetic composition comprising an amide and novel amides |
| 06/26/2002 | CN1086722C Pigment compositions of diketopyrrolopyrroles |
| 06/26/2002 | CN1086714C Colourants, coloured articles and methods of making them |
| 06/25/2002 | US6410698 Fiber reactive dye; red color; waterproofing, colorfastness |
| 06/25/2002 | US6410619 Method for conditioning organic pigments |
| 06/25/2002 | US6410605 Mixture containing hydrophilic particles; water in oil emulsion |
| 06/25/2002 | US6410130 Coatings with a cholesteric effect and method for the production thereof |
| 06/25/2002 | US6409956 Partially crystalline plastics |
| 06/25/2002 | US6409816 Rheological and coloristic properties; dispersion; high molecular mass |
| 06/20/2002 | WO2002048272A1 Surface functionalization of pigments and/or dyes for radiation curable ink printing and coating applications |
| 06/20/2002 | WO2002048269A1 Rheology improvers and pigment compositions having improved rheology |
| 06/20/2002 | WO2002048268A1 Rheology improvers and pigment compositions having improved rheology |
| 06/20/2002 | WO2002048267A2 Toluene sulfonic acid swelling of perylene pigments |
| 06/20/2002 | US20020077490 Polycyclic dyes |
| 06/20/2002 | US20020077387 Phase conversion with a solvent of diethylene glycol dimethyl ether, N- methylpyrrolidone, dimethyl sulfoxide, ethylene glycol, dimethylacetamide or dimethylformamide |
| 06/20/2002 | US20020077384 Ink jet recording ink composition containing pigment coated with resin |
| 06/20/2002 | US20020076648 Optical data medium containing, in the information layer, a phthalocyanine dye as a light-absorbing compound |
| 06/20/2002 | US20020075369 Process for the preparation of pigment dispersion, pigment dispersion obtained by the same, ink jet recording ink comprising the same, and recording method and recorded material using the same |
| 06/20/2002 | US20020073896 Process for preparing a substantially pure gamma phase quinacridone pigment of large particle size |