| 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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| 04/06/1999 | US5891231 Process for preparing pigment dispersions used in inks |
| 04/06/1999 | US5891229 Colorant stabilizers |
| 04/06/1999 | US5891227 Inks from naphthol, disazo dyes |
| 04/06/1999 | US5891199 Polymer dyestuffs and their use for dyeing fibres |
| 04/01/1999 | WO1999015140A1 Oxidation dyeing composition for keratin fibres |
| 04/01/1999 | WO1999015139A1 Oxidation dyeing composition for keratin fibres |
| 04/01/1999 | DE19802295C1 Dispersant for aqueous pigments |
| 04/01/1999 | DE19742912A1 Dye mixture giving luminous colour with high contrast for signal or warning clothing |
| 03/31/1999 | EP0905201A1 Mixtures of water soluble reactive dyes and their use for dyeing |
| 03/31/1999 | EP0905199A2 Microwave syntheses of quinacridones, 6, 13-dihydroquinacridones and 6, 13-quinacridonequinones |
| 03/30/1999 | US5889162 Coupling a diazonium component made from one or more aromatic amines such as 2-ethoxyaniline with at least one coupling agent; suitable for use in plastics, paints and inks |
| 03/30/1999 | US5889088 Composite particle aqueous suspension and process for producing same |
| 03/30/1999 | US5889065 Pigment preparations |
| 03/30/1999 | US5888254 Leuco vat-dye preparations in granule form |
| 03/30/1999 | US5888250 Biodegradable dry cleaning solvent |
| 03/25/1999 | DE19738369A1 Cholesteric material used in pigment for dye or paint |
| 03/25/1999 | DE19725096A1 Removing reactive dyes from highly colored waste water by adding water soluble polyampholye, then membrane filtering |
| 03/24/1999 | EP0902819A1 Solvent resistant non-formaldehyde thermoset fluorescent pigment |
| 03/23/1999 | US5886160 Thermal treatment |
| 03/23/1999 | US5886065 Waterfastness, non-flocculating |
| 03/23/1999 | US5885969 Enzyme-treated hesperidin, process for producing the same and method of using enzyme-treated hesperidin |
| 03/23/1999 | US5885737 Hydroxygallium phthalocyanine compound, production process therefor and electrophotographic photosensitive member using the compound |
| 03/23/1999 | US5885337 Comprising a reducing agent and/or a molecular inclusion compound for inhibiting discoloration when exposed to sunlight or artificial light |
| 03/23/1999 | CA2138769C Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use |
| 03/18/1999 | WO1999013020A1 Method for producing thin films from aqueous dispersions, and effect pigments whose colouring varies according to the viewing angle, produced from said films |
| 03/18/1999 | WO1999013019A1 Method for producing thin films from a non aqueous dispersion and effect pigments with coloring dependent on the angle of observation produced therefrom |
| 03/18/1999 | WO1999013008A1 Watersoluble disazo dyestuffs as well as inks for ink jet recording method containing them |
| 03/18/1999 | WO1999013002A2 Paste dye |
| 03/18/1999 | WO1999012640A1 Coated particles, methods of making and using |
| 03/17/1999 | EP0902331A2 Phthalocyanine compounds, process for production thereof and electrophotographic photosensitive member using the compounds |
| 03/17/1999 | EP0902061A2 Stir-in pigment compositions |
| 03/17/1999 | CN1210873A Stir-in pigment compositions |
| 03/16/1999 | US5883167 Process for the preparation of highly coloured diazo pigment mixtures |
| 03/16/1999 | US5882757 Phthalocyanine compound having a thermal decomposition temperature in a range of 250.degree c. to 350.degree. c., and (b) a phthalocyanine compound (ii) having a thermal decomposition temperature in a range of 350.degree. c. to |
| 03/16/1999 | US5882394 Preparing lake pigment of azo dye in presence of a rosin |
| 03/16/1999 | US5882393 Reaction product of polyisocyanates with a compound of ring structure with at least one nitrogen atom in ring; lacquer |
| 03/16/1999 | US5882390 Comprising a phthalocyanine colorant, dispersant, water, humectant |
| 03/16/1999 | US5882359 Anthraquinone dyes and triazine dyes for cellulose |
| 03/16/1999 | US5882358 Colored transmission fluid |
| 03/16/1999 | CA2120136C Method for dyeing polyethylene terephthalate films |
| 03/11/1999 | WO1999011733A1 Coatings with a cholesteric effect and method for the production thereof |
| 03/11/1999 | WO1999011719A1 Multilayer cholesteric pigments |
| 03/11/1999 | WO1999011718A1 Stable natural pigment-containing composition |
| 03/11/1999 | DE19739601A1 Farbpasten zum Einfärben von Kunststoffen Color pastes for coloring plastics |
| 03/11/1999 | DE19739263A1 Verfahren zur Herstellung von dünnen Filmen aus nicht-wäßriger Dispersion und daraus hergestellte Effektpigmente mit vom Betrachtungswinkel abhängiger Farbigkeit A process for the production of thin films of non-aqueous dispersion and with effect pigments produced therefrom dependent on the viewing angle |
| 03/11/1999 | DE19739262A1 Verfahren zur Herstellung von dünnen Filmen aus wäßriger Dispersion und daraus hergestellte Effektpigmente mit vom Betrachtungswinkel abhängiger Farbigkeit Process for the preparation of thin films from aqueous dispersion and with effect pigments produced therefrom dependent on the viewing angle |
| 03/11/1999 | CA2269288A1 Stable natural pigment-containing composition |
| 03/10/1999 | EP0900783A1 Fluorescent whitening agent |
| 03/10/1999 | CN1210552A Fibre-reactive dyestuffs |
| 03/10/1999 | CN1210123A Mixed crystal pigments of the quinacridone series |
| 03/10/1999 | CN1210102A Fluorescent whitening agent |
| 03/09/1999 | US5880282 Dyes cotton in blue shades with excellent fastness properties and good fixing yield |
| 03/09/1999 | US5880193 Dispersant comprising polyacrylate ester prepared by transesterification of polyalkyl acrylate, poly-alpha-olefin, polyolefin wax and/or crystalline polyolefin |
| 03/09/1999 | US5879855 Pigment precursor dissolved in composition which can be transformed to insoluble pigment, positive or negative photoresist which can be modified |
| 03/09/1999 | US5879444 Composition comprising organic pigment treated with quinacridone pigment derivative; improved rheology and dispersibility |
| 03/09/1999 | US5879443 Temperature-sensitive color-memorizing microencapsulated pigment |
| 03/09/1999 | US5879438 Containing specific electron accepting lightfastness providing agent |
| 03/09/1999 | US5879412 Compositions and processes for dyeing keratin fibers with an oxidation base, a coupler, a cationic direct dye, and an oxidizing agent |
| 03/08/1999 | CA2246543A1 Stir-in pigment compositions |
| 03/04/1999 | WO1999010436A1 Initiator-treated pigment particles and method for preparing same |
| 03/04/1999 | WO1998055628A3 Dna sequences, expression of said dna sequences, thermopile laccases coded by said dna sequences and the use thereof |
| 03/04/1999 | DE19738368A1 Platelet cholesteric multilayer pigments for use in effect lacquers |
| 03/04/1999 | CA2302265A1 Initiator-treated pigment particles and method for preparing same |
| 03/03/1999 | EP0899125A1 Cyan dye mixtures for thermal color proofing |
| 03/03/1999 | EP0899123A1 Magenta dye mixture for thermal color proofing |
| 03/03/1999 | EP0898600A1 Water-based pigmented inks |
| 03/02/1999 | US5877144 Surface-active substances. |
| 03/02/1999 | US5876837 Effect coating material and effect coating system, especially for vehicle bodies, using liquid-crystalline interference pigments |
| 03/02/1999 | US5876821 Tetra dye mixed with another dye or dyes for optical recording elements |
| 02/25/1999 | WO1999008549A1 Water-dispersible carotenoid pigment preparation |
| 02/25/1999 | DE19835730A1 New liquid crystalline carbonic acid ester(s) |
| 02/24/1999 | EP0897956A2 Pigment compositions in granulate form based on pigments coated with resin mixtures |
| 02/24/1999 | EP0736070B1 Process for making a non-aqueous dispersion of a cooper phthalocyanine |
| 02/24/1999 | CN1208749A Optical fingerprinting of plastics compsns. |
| 02/23/1999 | US5874580 Fluorescent perylene pigments |
| 02/23/1999 | US5873912 Exhaust dyeing process for sulphur dyes |
| 02/16/1999 | US5871872 Dye incorporated pigments and products made from same |
| 02/16/1999 | US5871575 Reacting one mol of dialkylsuccinate or diphenylsucciniate with 2 mol of benzonitrile in an inert solvent in presence of alkali metal or alkali metal alcoholate as a strong base to a diketopyrrolopyrroles to produce red product |
| 02/11/1999 | DE19734021A1 Dye mixtures and formulations containing hydroxy-pyridone azo dye |
| 02/10/1999 | EP0896034A1 Mixed crystals of pigments on the basis of quinacridones |
| 02/10/1999 | CN1207756A Dye migration |
| 02/10/1999 | CN1207402A Process for preparation of quinacridone solid solutions |
| 02/09/1999 | US5869692 Compositions for dyeing keratinous fibers containing n-substituted derivatives of 4-hydroxyindole, new derivatives, process for preparing them, their use for dyeing, and dyeing processes |
| 02/09/1999 | US5869628 Suitable for dyeing or printing polyester fiber textile material |
| 02/09/1999 | US5869627 Water soluble bis-azo dye |
| 02/09/1999 | US5869625 Paints |
| 02/09/1999 | US5868802 Disperse dye composition and method for dyeing hydrophobic fiber materials with the composition |
| 02/04/1999 | WO1999005226A1 Granular compacts, their production and use |
| 02/04/1999 | WO1999005225A1 Dispersing agents and dispersions made therefrom |
| 02/04/1999 | CA2297960A1 Dispersing agents and dispersions made therefrom |
| 02/03/1999 | EP0894835A2 Inkjet recording liquid comprising a surface-treated organic pigment |
| 02/03/1999 | EP0894832A2 Process for the preparation of quinacridone solid solutions |
| 02/02/1999 | US5866509 Magenta dye mixture for thermal color proofing |
| 02/02/1999 | US5865857 Blue to green disperse dyes for synthetic fiber material |
| 02/02/1999 | US5865853 Water soluble mixture |
| 02/02/1999 | US5865471 For use with photo-sensing apparatus |
| 01/28/1999 | WO1999003834A2 Cationic oxidation bases, their use for oxidation dyeing of keratin fibres, dyeing compositions and methods |
| 01/28/1999 | DE19731572A1 Pigment formulation useful in ink giving brilliant, light-fast ink-jet print |
| 01/27/1999 | EP0893468A1 Optical fingerprinting of plastics compositions |
| 01/26/1999 | US5863953 Liquid, oil-miscible carotenoid preparations |