| 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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| 05/04/1993 | US5207804 Multi-component mixtures of bright red disperse azo dyestuffs |
| 05/04/1993 | US5207802 Sulpho group-containing aromatic compounds, their production and use as dispersants or levelling agents in dyeing textiles or tanning leather |
| 05/04/1993 | US5207801 Colorfastness |
| 05/04/1993 | US5207798 Process for dyeing keratinous fibres, at acid ph using 6- or 7-monohydroxyindoles and the compositions employed |
| 05/04/1993 | CA1317390C Heat stable thermoplastic resin composition |
| 05/01/1993 | CA2081639A1 Blue reactive dyestuff mixture having improved compatibility |
| 05/01/1993 | CA2081512A1 Stable preparation of reactive dyestuffs |
| 04/29/1993 | DE4135072A1 Fluid colourant formulation - contg. pigment and adipic acid polyester, for colouring plastics, e.g. PVC or pref. polyurethane, esp. foam |
| 04/28/1993 | EP0539042A1 Method of purifying covalently bonded polymer-dye compounds |
| 04/28/1993 | EP0538784A1 Pigment preparations |
| 04/27/1993 | US5206359 Reacting titanyl phthalocyanine with halobenzene |
| 04/27/1993 | US5205838 Storage stability |
| 04/23/1993 | CA2078400A1 Method of purifying covalently bonded polymer-dye compounds |
| 04/23/1993 | CA2053949A1 Aerosol spray for self protection and identification of assailants |
| 04/21/1993 | EP0537396A1 Method of dyeing fibrous materials |
| 04/20/1993 | US5203912 Anionic dye |
| 04/15/1993 | WO1993007329A1 Method for dyeing polyethylene terephthalate films |
| 04/15/1993 | WO1993007094A1 Process and device for recovering components from dyestuff dispersions |
| 04/14/1993 | EP0491854A4 Colored metallic pigments |
| 04/13/1993 | US5201922 Carrier dyeing |
| 04/12/1993 | WO1993007221A1 Sulphur dye compositions and their production |
| 04/12/1993 | CA2095347A1 Sulphur dye compositions and their production |
| 04/07/1993 | EP0535774A2 Coating composition |
| 04/07/1993 | EP0535424A1 Blue dye mixtures with a high brilliancy |
| 04/07/1993 | EP0535224A1 Pigment dispersant |
| 04/06/1993 | US5200528 Diketopyrrolopyrroles |
| 04/06/1993 | US5199985 Sensitizing an aryl pararosanilinesulfonic acid pigment with at least one chain length alcohol which has been modified with propylene oxide and ethylene oxide |
| 04/06/1993 | US5199981 Pigment compositions including intaglio printing ink waste |
| 04/06/1993 | US5199651 Grinding organic pigments |
| 04/01/1993 | WO1993006177A1 Process and composition for dyeing polymeric fibers |
| 04/01/1993 | WO1993005754A1 Fine dispersion of melanic pigments, its preparation and utilisation in cosmetics |
| 04/01/1993 | CA2119242A1 Process and composition for dyeing polymeric fibers |
| 03/31/1993 | EP0534903A1 Process for dyeing of paper with diazo dyes |
| 03/31/1993 | EP0534314A2 Process for the preparation of nitrobenzophenones and also the colour-fast modification of a benzophenoneazopyridone dye |
| 03/31/1993 | EP0534112A1 Dye composition, dyeing method, and dyed protein fiber |
| 03/30/1993 | CA1315275C Process for the reduction of the ionogenic heavy metal content in the preparation of metal complex dyestuffs |
| 03/30/1993 | CA1315090C Dye preparation for thermal ink-jet printheads using ion exchange |
| 03/23/1993 | CA1314663C Process for making a phthalocyanine pigment dispersion |
| 03/23/1993 | CA1314662C Removal of excess halide ions in aqueous liquid formulations of basic dyestuffs |
| 03/18/1993 | WO1993004660A1 Pigment-coated particles for use in cosmetic compositions and process for the preparation of said particules |
| 03/18/1993 | CA2116457A1 Pigment-coated particles useful in cosmetic preparations and process for the preparation thereof |
| 03/17/1993 | EP0532243A1 Positive charge type organic photoconductor |
| 03/17/1993 | EP0532010A1 Mixture of dyes for black dye donor for thermal color proofing |
| 03/17/1993 | EP0532009A1 Mixture of dyes for black dye donor for thermal color proofing |
| 03/17/1993 | EP0532008A1 Mixture of dyes for black dye donor for thermal color proofing |
| 03/17/1993 | EP0531968A1 Mixture of water soluble reactive dyes and its use |
| 03/16/1993 | US5194665 Surfactants based on hydroxynaphthoic esters and preparation and use thereof |
| 03/16/1993 | US5194354 Low crystalline oxytitanium phthalocyanine, process for producing crystalline oxytitanium phthalocyanines using the same, oxytitanium phthalocyanine of a novel crystal form and electrophotographic photosensitive member using the same |
| 03/16/1993 | US5194090 Polyester and polyether ester dispersants |
| 03/16/1993 | US5194088 Process for conditioning organic pigments |
| 03/03/1993 | EP0530143A1 Modified gamma-quinacridone pigment |
| 03/03/1993 | EP0530142A1 Oxidation process for preparing quinacridone pigments |
| 03/03/1993 | EP0529904A2 Specific dye set for thermal ink-jet printing on plain and coated papers |
| 03/03/1993 | EP0529849A1 Coupling process |
| 03/03/1993 | EP0529502A2 Reactive dye mixtures and dyeing methods using them |
| 03/02/1993 | US5191070 Continuous process for the preparation of bisazo pigment mixtures |
| 03/02/1993 | US5190839 Titanyl phthalocyanine, quinone pigment, disazo pigment |
| 03/02/1993 | US5190710 Method for imparting improved discoloration resistance to articles |
| 03/02/1993 | US5190585 Production of pigment compositions |
| 03/01/1993 | WO1993004668A1 Particulate material comprising boron nitride coated particules, for use in cosmetic compositions and process for the preparation of said material |
| 02/24/1993 | EP0528602A1 Method of improving storage stability of pigments |
| 02/24/1993 | EP0528601A1 Process for improving storage stability of pigments |
| 02/24/1993 | EP0528269A2 Flowable dyestuff preparations containing polyazodyes |
| 02/24/1993 | EP0528241A2 Continuous process for environment-friendly drying and purification of benzanthrone |
| 02/23/1993 | US5189156 Reacting a titanium tetraalkoxide and diiminoisoindoline |
| 02/23/1993 | US5189155 Reacting titanium tetraalkoxide and diiminoisoindoline in presence of halonaphthalene solvent |
| 02/23/1993 | CA2076281A1 Oxidation process for preparing quinacridone pigments |
| 02/23/1993 | CA1313726C Seed colorant |
| 02/18/1993 | WO1993002655A1 Process for the temporary dyeing of keratin fibres involving an insoluble pigment obtained by the oxidative polymerisation of indole derivatives |
| 02/17/1993 | CA2076143A1 Method of improving storage stability of pigments |
| 02/17/1993 | CA2076141A1 Process for improving storage stability of pigments |
| 02/16/1993 | US5186846 Biodegradation; textiles; plastics; crop protection formulations |
| 02/10/1993 | EP0526856A2 Crystal modifications of 2-m-toluidino-3-methyl-6-di-n-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modifications |
| 02/10/1993 | CA2075608A1 Coupling process |
| 02/09/1993 | US5185038 Pastels containing fluorescent pigments and method for producing the same |
| 02/09/1993 | US5185034 Dye set containing Acid yellow 23, Direct red 227, Acid blue 9, Food black 2 |
| 02/04/1993 | WO1993002145A1 Mixed coupled azo pigments |
| 02/04/1993 | WO1993002131A1 Amine-modified polyester pigment dispersing agents |
| 02/04/1993 | CA2113073A1 Mixed coupled azo pigments |
| 02/03/1993 | EP0526170A2 Dyestuff for heat-sensitive transfer record and transfer sheet containing same |
| 02/03/1993 | EP0526068A2 Phthalocyanine pigment compositions |
| 02/03/1993 | EP0525805A2 Fiber reactive dye composition and method for dyeing or printing fiber materials using the composition |
| 02/03/1993 | EP0525526A1 Carbon containing metal oxide pigments |
| 02/03/1993 | EP0524941A1 Monoazo pigment compositions. |
| 02/02/1993 | US5183886 Process for preparation of crystalline oxytitanium phthalocyanine showing A,B or C form |
| 02/01/1993 | CA2074745A1 Dyestuff for heat sensitive transfer record and transfer sheet containing same |
| 01/28/1993 | DE4224039A1 Liq. formulation of barely water soluble or insol. dyestuff - contains liq. surfactant or aq. surfactant concentrate, providing stable dispersion without milling |
| 01/28/1993 | CA2074646A1 Phthalocyanine pigment compositions |
| 01/27/1993 | EP0524904A2 Process for conditioning organic pigments |
| 01/27/1993 | EP0524520A2 Liquid dyestuff preparations |
| 01/27/1993 | EP0524476A1 Photoconductive phthalocyanine composition |
| 01/26/1993 | US5182382 Processes for the preparation of titaniumphthalocyanine type x |
| 01/20/1993 | EP0524149A2 Azo dyes, method for their preparation and their use |
| 01/20/1993 | EP0524148A2 Dye mixtures and their use |
| 01/20/1993 | EP0524147A2 Azo dyes, method for their preparation and their use |
| 01/13/1993 | EP0522916A2 Organosilicon-treated pigment, process for production thereof, and cosmetic made therewith |
| 01/12/1993 | US5178670 Fluoran, 3,1-benzoxazine or lactone colorformers for black pressure or heat sensitive elements |
| 01/12/1993 | US5178637 Tinctorial composition based on 5,6-dihydroxyindolines and method for dyeing keratinous fibres |
| 01/09/1993 | CA2073196A1 Process for conditioning organic pigments |
| 01/05/1993 | US5177195 Disazo dyes |