| 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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| 05/24/1989 | EP0205510B1 Pulverulent pigments having improved rheologic properties, method for the production and utilization thereof with a contents of at least 5% of non substituted chinacridon |
| 05/24/1989 | EP0198848B1 Anionic monoazo compounds of the benzothiazole series |
| 05/23/1989 | US4832700 Process and apparatus for preparing dust-free granular material |
| 05/23/1989 | US4832698 Monoazo dyes |
| 05/23/1989 | CA1254555A1 Azoacylacetamide dispersing agents and azopigment compositions |
| 05/17/1989 | EP0316277A2 Chromogeneous 1-heterocyclically substituted 2,4-benzoxazines |
| 05/16/1989 | US4831141 Chromogenic 3,1-benzoxazines |
| 05/09/1989 | US4829185 Neutron and/or gamma radiation detecting system |
| 05/09/1989 | US4829047 Indophenol dyes, storage stability |
| 05/09/1989 | US4828622 Process for preparing highly concentrated aqueous press cakes of solids |
| 05/09/1989 | US4828572 Monoazo dyes |
| 05/03/1989 | EP0314621A2 Solid solutions of azo methine pigments |
| 05/03/1989 | EP0314162A2 Sulfur-containing nitroamino-benzene dyes, process and hair dye compositions |
| 05/03/1989 | EP0314100A2 Alpha-type titanyl phthalocyanine composition, method for production thereof, and electrophotographic sensitive material using same |
| 05/02/1989 | CA1253495A1 Addition compounds suitable as dispersing agents, process for their preparation, their use and solids coated therewith |
| 05/02/1989 | CA1253487A1 Crystalline oxytitanium phthalocyanine and photoreceptor for use in electrophotography |
| 04/26/1989 | EP0313360A1 High strength pigments for printing inks |
| 04/26/1989 | EP0312707A1 Colour former solutions, their preparation and use |
| 04/25/1989 | CA1253082A1 Tinctorial composition for keratinic fibers containing at least one co-solubilized n-substituted 2-nitro paraphenylenediamine; process for dyeing the corresponding keratinic fibers |
| 04/19/1989 | EP0312004A2 Use of colouring agents in recording fluids |
| 04/19/1989 | EP0311910A2 Navy blue and black mixtures of dyes |
| 04/19/1989 | EP0311632A1 Surface active lactams. |
| 04/19/1989 | EP0205604B1 Pulverulent azoic pigments having improved rheologic properties, method for the production and utilization thereof |
| 04/18/1989 | CA1252725A1 Dyeing composition for keratinic fibers comprising at least one cosolubilised n-substituted nitro-2 paraphenilenediamine and process for dyeing keratinic fibers |
| 04/13/1989 | DE3829870A1 Dye solutions for dyeing hair |
| 04/12/1989 | EP0311560A2 Pigment compositions based on acetoacetarylides |
| 04/12/1989 | EP0311157A1 Dispersant |
| 04/12/1989 | EP0202290B1 Dispersants |
| 04/12/1989 | EP0136619B1 Process for the manufacture of preparations of azo dyes |
| 04/11/1989 | US4820311 Solid formulation of anionic dyes containing an ethoxylated stearyl diphenyloxyethyl diethylene-triamine |
| 04/04/1989 | US4818614 Modified powder |
| 03/30/1989 | DE3829265A1 Method of reducing the content of ionogenic heavy metals during the preparation of metal complex dyes |
| 03/29/1989 | EP0308800A2 Pigment preparations, their manufacturing process and their use |
| 03/28/1989 | US4816590 Pyrazoline compounds and method of whitening |
| 03/28/1989 | US4816244 Colors |
| 03/28/1989 | US4816034 Water soluble direct black polyazo dyestuffs mixture |
| 03/28/1989 | CA1251786A1 Process for the preparation of concentrated storage- stable aqueous solutions of yellow azo- and azoxystilbene dyes |
| 03/21/1989 | US4814441 Finely divided transparent metal-free X-phthalocyanine |
| 03/21/1989 | US4813974 Corrosion resistance |
| 03/14/1989 | US4812517 Phenyl aromatic acrylic ab block copolymers |
| 03/14/1989 | US4812492 Polyurethane dispersion, ink |
| 03/14/1989 | US4812143 Liquid formulations of disperse dyestuffs containing inorganic oxides or silicates for dyeing textile materials |
| 03/08/1989 | EP0306436A2 Process to decrease the amount of ionogeneous heavy metals in the preparation of metal complex dyes |
| 03/08/1989 | EP0306331A2 Composite particles and process for preparation thereof |
| 03/08/1989 | EP0305887A2 Dye mixtures for producing fast blue and navy blue dyeings on mixed materials of polyester and cellulose fibres |
| 03/08/1989 | EP0305886A2 Dyeing preparations of disperse dye mixtures for the wash-fast dyeing of polyester fibres or their mixtures with cellulosic fibres |
| 03/07/1989 | US4810390 Separation and purification of pigment suspensions and suspensions of pigment intermediates by a membrane separation process |
| 03/07/1989 | US4810305 Hydrophobic pigments and fillers for incorporation in synthetic resins |
| 03/07/1989 | US4810304 Solid solutions of pyrrolo-(3,4-C)-pyrroles with quinacridones |
| 03/07/1989 | US4810302 Azo pigment composition |
| 03/07/1989 | US4810297 Process for producing dimethylaminomethyl copper phthalocyanine and/or its derivatives |
| 03/07/1989 | CA1250982A1 Super jet black coatings |
| 03/01/1989 | EP0305328A2 Modified beta-quinacridone pigment |
| 02/28/1989 | US4808230 Organic pigments coated with metal oxides fixed with ethyl cellulose |
| 02/28/1989 | US4808192 Process for preparation of water soluble dyes containing lithium sulfonate group or ammonium sulfonate group by cation exchange, neutralization and reverse osmosis |
| 02/28/1989 | US4808190 Process for dyeing keratinous fibres with 5,6-dihydroxy-indole and hydrogen peroxide, preceded or followed by a treatment with an iodide |
| 02/22/1989 | EP0303803A2 Thermosetting dyed latex colorant dispersions |
| 02/21/1989 | US4806128 Process for preparing vat pigment dyes |
| 02/15/1989 | EP0302973A1 Easily dispersible pigment composition and dispersing method |
| 02/14/1989 | US4804767 Reacting anthraquinone compound with haloformate in inert solvent and heterocyclic base |
| 02/14/1989 | US4804417 Process for producing dioxazine violet pigment |
| 02/14/1989 | US4804415 Process for producing azo pigment |
| 02/14/1989 | US4804387 Anionic azo dyes and yellow acid or stilbene dyes; paper; leather |
| 02/14/1989 | US4804385 Process for dyeing keratinous fibres with 5,6-dihydroxy-indole combined with an iodide and dyeing composition employed |
| 02/14/1989 | CA1249902A1 Process for the continuous trichromatic dyeing of synthetic polyamide materials |
| 02/09/1989 | WO1988009807A3 A mixture of organic pigments with alchidical or phenolic resins for painting colours, technical drawings, heliography and similar |
| 02/08/1989 | EP0302825A1 Process for treating aqueous fluids containing organic compounds and salts of polyvalent inorganic acids |
| 02/08/1989 | EP0198044B1 Long-storage stabilization of liquid preparations of cationic dyes |
| 02/08/1989 | CN1030978A Calculation method of matching colours |
| 02/07/1989 | US4802989 Ion exchanging to remove heavy metal ions |
| 02/07/1989 | US4802965 Electrodialysis |
| 02/07/1989 | US4802889 2-cyano-4,6-dinitrophenyl mono-azo dyes for polyester and cellulose acetate |
| 02/07/1989 | US4802888 Chelating agent and lithium hydroxide, amine or amine carbonate base |
| 02/07/1989 | US4802887 Dyeing textiles and leather substrates; stable dyebaths |
| 02/01/1989 | EP0302015A2 Process for the continuous aftertreatment of aqueous suspensions of a crude dye |
| 02/01/1989 | EP0301411A1 Film composed of at least one monomolecular layer |
| 02/01/1989 | EP0301134A1 Monoazo dyes, their preparation and their use |
| 02/01/1989 | EP0129690B1 Process for the preparation of 4,4',7,7'-tetrachlorothioindigo pigments |
| 01/31/1989 | US4801702 Process for the preparation and conditioning or organic pigments |
| 01/31/1989 | US4801638 Production of pigmentary copper phthalocyanine |
| 01/31/1989 | US4801634 Trichlorophenoxy copper phthalocyanine, rubber or plastic |
| 01/31/1989 | US4801445 Coated with silicones, polysiloxanes |
| 01/25/1989 | EP0300626A2 Disperse dye mixture |
| 01/25/1989 | EP0300195A2 Water-soluble dye mixture and dyeing method |
| 01/25/1989 | EP0300071A1 Process for the separation and purification of organic substances from impurities |
| 01/24/1989 | US4799934 Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions |
| 01/24/1989 | US4799933 Colorfast mixture of a yellow and red dye and a gray; chromium-metallized azo or azo-methine dyes |
| 01/17/1989 | CA1248708A1 Polymer product treating method and treating composition |
| 01/12/1989 | WO1989000184A1 Water-soluble reactive dye mixture and process for dyeing cellulose fibers using same |
| 01/12/1989 | WO1989000183A1 Non-scattering particulate dye |
| 01/12/1989 | WO1989000079A1 Water dispersible granules |
| 01/10/1989 | US4797162 Process for the preparation of perylene-3,4,9,10-tetracarboxylic acid N,N'-d |
| 01/10/1989 | US4797157 Sulfomethylated lignin amine salts, precipitation |
| 01/10/1989 | US4797129 Dye compositions for keratinous fibres containing 2-nitro-metaphenylenediamines |
| 01/04/1989 | EP0297448A2 Dyestuff mixtures containing isochinoline derivatives, their use in printing colours and isochinoline derivatives |
| 01/03/1989 | USH564 Pigment milling process |
| 01/03/1989 | US4795807 Preparation of azo dyestuffs by diazotization and coupling in the presence of an ester |
| 12/29/1988 | WO1988010148A1 Pigment dispersant |
| 12/27/1988 | US4793863 High strength pigments for printing inks |
| 12/22/1988 | DE3718397A1 Dye mixtures |