Patents
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)
11/1998
11/19/1998WO1998051711A1 Chitin beads, chitosan beads, process for preparing these beads, carrier comprising said beads, and process for preparing microsporidian spore
11/19/1998WO1998051160A1 Pigment/dyestuff composition
11/18/1998EP0878518A2 Production process of phthalocyanine concentrates for paints
11/18/1998EP0878517A2 Method for grinding colorants
11/18/1998EP0878516A2 Process for preparing pigment dispersions used in inks
11/18/1998EP0878515A1 Use of caritenoids as colour stabilizers of riboflavin and riboflavin derivatives
11/18/1998EP0878514A2 Process for the production of copper phthalocyanine
11/18/1998EP0877776A1 Process for producing pigment particles
11/18/1998EP0712430B1 Granular indigo white preparations
11/18/1998CN1199071A Process for preparing pigment dispersions used in inks
11/18/1998CN1199070A Unflying easy-to-disperse pigment and dye and their preparation method
11/18/1998CN1199069A Process for production of copper phthalocyanine
11/18/1998CN1199046A Process for preparing 2-anilinoacridones
11/17/1998US5837429 Dye covalently bound to radiation transorber that is colorless and will form color when irradiated
11/17/1998US5837411 Multilayer elements as photoreceptors with charge generating layers
11/17/1998US5837045 Surface treated with aromatic compound having ionizable group; ink jet printing; coatings, paints, paper, toners, latexes, adhesives, textiles, and fibers
11/17/1998US5837012 Granulating anthraquinone or dibenzo(f,ij)isoquinolinone dye by roller compaction; melting, extruding, stretching; uniformity
11/15/1998CA2237508A1 Production process
11/12/1998WO1998050474A1 Use of colourless polycyclic sulphonates
11/11/1998EP0877058A2 Diketopyrrolopyrrol compositions
11/11/1998EP0877021A1 Process for preparing 2-anilinoacridones
11/11/1998EP0876434A1 Sulphur compounds coated with a zinc compound for use as pigments
11/11/1998EP0876413A1 Polymers suitable as dispersing resins
11/10/1998US5834149 Hydroxygallium phthalocyanine crystals and electrophotographic photoreceptors using same
11/10/1998US5834064 Effect coatings whose perceived color depends on the viewing angle
11/09/1998CA2237077A1 Process for preparing 2-anilinoacridones
11/06/1998CA2236619A1 Novel diketopyrrolopyrrole compositions
11/04/1998EP0875505A2 Near-infrared fluorescing compounds
11/04/1998EP0875503A2 Surfactant composition and method of making the same
11/03/1998US5831084 Oxytitanium phthalocyanine crystal
11/03/1998US5831083 Wet grinding; desolventizing
10/1998
10/29/1998DE19717828A1 Production of pigments for artists' paint etc.
10/28/1998EP0874025A2 Beta quinacridone pigment
10/28/1998CN1197472A Fluorescent dye blends
10/28/1998CN1197469A Fluorescent dye blends
10/27/1998US5827539 Dry carotenoid-oil powder and process for making same
10/27/1998US5827449 Liquid-crystal mixtures, process for their preparation and their use
10/27/1998US5827364 Pigment compositions
10/21/1998EP0872775A1 Dyed toner
10/21/1998EP0872534A1 Effect coating with viewing angle-dependent perceived color
10/21/1998EP0872471A1 Process for the preparation of succinic acid di-tert.-butylester
10/21/1998EP0872336A2 Polymer laminate with improved covering
10/21/1998EP0625222B1 Dyeing process for keratin materials, with improved exhaustion of bath constituents
10/21/1998CN1196350A Process for preparation of di-tert-butyl succinate
10/20/1998US5824800 Heating phthalonitrile, alkali metal or alkali metal compound, hydrogen donor compound in organic solvent, then dealkalizing; used as charge-generating substance to produce an electrophotographic photoconductor
10/20/1998US5824799 A silicon fluorescent dyes for detecting analyte in immunoassays
10/20/1998US5824117 Nitrobenzisothiazole azo dyestuff
10/20/1998CA1340088C Mixtures of fluorescent whitening agents
10/15/1998WO1998045757A1 Black-pigmented structured high molecular weight material
10/15/1998WO1998045756A1 Highly transparent, colour-pigmented high molecular weight material
10/15/1998WO1998045523A1 Biodegradable dry cleaning solvent
10/15/1998DE19806397A1 Pigment used in printing inks
10/15/1998CA2285951A1 Biodegradable dry cleaning solvent
10/14/1998EP0870809A2 Pigment composition and colored photosensitive composition
10/14/1998EP0870807A1 Mixtures of reactive dyes and their use
10/14/1998CN1195791A Oxytitanium phthalocyanine, process for producing same and electrophotosensitive member using same
10/14/1998CN1195678A Mixtures of reactive dyes and their use
10/13/1998US5821373 Solid sloutions of 1,4-diketopyrrolopyrroles
10/13/1998US5821283 Blend of pigment and water soluble acrylic polymer
10/13/1998US5820667 Flushed pigments and method for making flushed pigments
10/13/1998US5820666 Organic stir-in pigments
10/13/1998CA1340078C Reversibly photochromic printing inks
10/08/1998WO1998044073A1 Mixed esters of hydroxyalkyl celluloses
10/08/1998WO1998044057A1 Ink additives
10/08/1998WO1998044053A1 Ink composition containing at least two azo dyes
10/08/1998DE19713638A1 Mischester von Hydroxyalkylcellulosen Mixed esters of hydroxyalkylcelluloses
10/07/1998EP0868902A2 Hair dye
10/07/1998EP0868490A1 Method of preparation of inks
10/07/1998CN1195003A Azo dye mixtures
10/06/1998US5817804 Process for the preparation of mixtures of isometric substituted phthalocyanines
10/06/1998US5817388 Multi-component dye compositions for optical recording media
10/06/1998CA2156515C Process for the preparation of a water-dispersible carotenoid preparation in powder form
10/01/1998WO1998042799A1 Pigment flakes
10/01/1998WO1998023695A3 Improved substrates and colorant stabilizers
10/01/1998DE19712486A1 Pigment preparation used for inks in ink-jet printing
09/1998
09/30/1998EP0866838A1 Pigment dispersion
09/30/1998CN1194285A Forming water tolevance by using partial chemical treatment of large molecular chromogen to modulate jet ink
09/30/1998CN1194282A Method for preparing pigment composition
09/30/1998CN1040009C Process for preparing oxytitanium phthalocyanine
09/29/1998US5814686 Colored metallic pigments
09/29/1998US5814141 Colored paints and polymers with cellulose ethers
09/29/1998US5814140 Coating with resin and nonionic surfactant
09/24/1998WO1998041583A1 Colorant salts and their use in dyeing polymer materials
09/24/1998WO1998041186A1 Hair dye compositions and process
09/24/1998DE19809994A1 Crystalline clathrate compounds useful for purifying dis:azo dye
09/24/1998DE19711445A1 Farbstoffsalze und ihre Anwendung beim Färben von polymerem Material Dye salts and their use in the dyeing of polymeric material
09/24/1998DE19711443A1 Wasserlösliche Chinacridone Water-soluble Quinacridones
09/24/1998CA2255715A1 Hair dye compositions and process
09/23/1998EP0866106A1 Pigment combination for gravure inks for illustrations with improved rheological properties
09/23/1998EP0865466A1 Dye mixtures for the dyeing or printing of cellulose acetate in shades of yellow
09/23/1998EP0865465A1 Laccases with improved dyeing properties
09/23/1998EP0667887B1 Dyes
09/23/1998CN1193638A Azo dye mixtures, azo dyes, processes for their preparation, and their use
09/22/1998US5811609 Milling in the presence of hydrocolloid to form a suspension; melting, cooling, finely dividing, drying; amorphous, higher bioavailability
09/22/1998US5811543 Fluorescent carbamate-modified phthalocyanine pigments
09/22/1998US5810890 Using specified mixture of dyes; increased brightness and levelness
09/22/1998CA2055949C Liquid fabric conditioner containing fabric softener and peach colorant
09/16/1998EP0864620A1 High performance ink compositions
09/16/1998EP0864615A1 Azodyesuff mixtures
09/16/1998EP0864614A1 Mixtures of azo dyes, azo dyes, process for their preparation and the use thereof