Patents
Sitemap › C09 - Dyes; Paints; Polishes; Natural resins; Adhesives; Compositions not otherwise provided for; Applications of materials not otherwise provided for › C09C - Treatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties; Preparation of carbon black › C09C 1 - Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
Patents for C09C 1 - Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black (27,610)
11/2000
11/08/2000EP0804513B1 Coating material with reflective properties in two wavelength ranges and absorbent properties in a third wavelength range
11/08/2000CN1272455A Silica-alumina mixed oxide
11/08/2000CN1058279C Electrically conductive pigments
11/07/2000US6143280 Color containing silica resistant to dye migration and method of making the same
11/07/2000US6143194 Combining magnetite particles consisting of magnetic iron oxide having specific luminance and color cast with one or more oxides, hydroxides and hydrated oxides of lithium, potassium, sodium, alkaline earth metals, zinc and manganese
11/07/2000US6143066 Precipitated silicas which are in the form of powder, of substantially spherical beads or of granules
11/07/2000US6143065 Precipitated calcium carbonate product having improved brightness and method of preparing the same
11/07/2000US6143064 Pigment particles such as kaolin, natural calcium carbonate or titanium dioxide and precipitated calcium carbonate are mixed in aqueous phase at ph 6-11, causing pigment particles to be coated with particles of precipitated calcium carbonate; paper
11/07/2000CA2058460C Silica, formulation process thereof and use thereof as loads for paper for example
11/02/2000EP1048698A1 Magnetic recording medium
11/02/2000EP1048697A2 Preparation of hydrophobic precipitated silica
11/02/2000EP1048696A2 Method for preparation of hydrophobic precipitated silica
11/02/2000EP1048619A1 Process for producing magnetite
11/02/2000EP1048617A1 Silicon aluminium mixed oxide, process for its preparation and the use thereof
11/02/2000EP1047736A1 Granular pigments
11/02/2000EP1047735A2 Method of preparing hydrophobic silica
11/02/2000EP1047734A1 Method of preparing treated silica
11/02/2000EP1047733A1 Method of preparing organically modified silica
11/02/2000EP1047635A1 Process for making silanized colloidal silica
11/02/2000EP1047632A2 Polyfunctional organosilane treatment of silica
11/02/2000EP1047547A1 A granule for a thermoplastic end product comprising a mineral and/or a colorant pigment system
11/02/2000DE19919791A1 Verfahren zur Herstellung von Fällungsmagnetiten A process for preparing precipitated magnetites
11/01/2000CN1057981C Process for preparation of superfine active calcium carbonate
11/01/2000CN1057980C Method for purification of calcium carbonate
10/2000
10/31/2000US6140403 Halogenated polymer compositions containing a metal compound stabilizer and a coated acid absorber costabilizer
10/31/2000US6140393 Rubber composition for tire casings based on silicas containing a reinforcing additive based on a functionalized polyorganosiloxane and on an organosilane compound
10/31/2000US6139990 Modified graphite with layers
10/31/2000US6139962 Pigments having improved settling and reagitation characteristics
10/31/2000US6139946 Magnetic recording media incorporating a quaternary ammonium functional binder and magnetic pigment surface treated with compound having acidic and electron withdrawing functionalities
10/31/2000US6139618 Fine goethite particles as core particles, containing aluminum inside thereof; composite oxide hydroxide of fe and al, coated on the surface of each core particle.
10/31/2000US6139617 Titanium dioxide pigments
10/31/2000US6139616 Rust-preventive pigment composition and rust-preventive paints containing the same
10/31/2000US6139615 Adding metal ions to a slurry of hydrous iron compound and platy particles and then co-calcining in the metal and iron.
10/31/2000US6139614 Angle-dependent color and lightness effects; comprising at least one layer packet comprising colorless coatings having different refractive indices
10/31/2000US6139613 Multilayer pigments and their manufacture
10/30/2000CA2307057A1 Silicon-aluminium mixed oxide
10/25/2000CN1271332A Composition based on samarium sesquisulphide preparation method and use as colouring pigment
10/25/2000CN1270974A Polygenetic powder and polygenetic coating body
10/24/2000US6136994 Contacting aqueous suspension of clay with organosilicon compound in presence of acid and water-miscible solvent, thereby rendering clay hydrophobic; contacting suspension of hydrophobic clay with water-immiscible solvent to separate
10/24/2000US6136740 Treating a particulate aluminosilicate material with a leaching agent which chemically reacts with or solubilizes aluminum and thereby leaches aluminum from the aluminosilicate material
10/24/2000US6136286 Treated by oxidation resulting in improved blackness, useful as pigments in paints, inks, resins, etc.
10/24/2000US6136086 Mixing hydrous kaolin with an aqueous solution of alkali and alkaline earth flux, spray drying, pulverizing, calcining and repulverizing for controlling coarsening of hydrous kaolin
10/24/2000US6136085 Silica-coated alkaline earth metal carbonate pigment
10/24/2000US6136084 A support deposited with an inorganic pigment, obtained by reaction of a zinc precursor with aqueous ammonia or an ammonium salt
10/24/2000US6136083 Sol gelation, dispersing an inorganic pigment or a pigment precursor in the sol, spray drying the sol-pigment dispersion, thermal densification to form a glass layer; for the production of enamels and mouldings
10/24/2000US6134863 Process for packaging metal pigment powder
10/24/2000CA2163484C Method for processing titanium dioxide pigments; novel titanium dioxide pigment and use thereof in paper production
10/24/2000CA2017038C Carbon black having a high specific surface area
10/19/2000WO2000061690A1 Surface-treated calcium carbonate filler, process for producing the same, and resin composition containing the filler
10/19/2000WO2000061496A1 White powder and method for production thereof
10/19/2000WO2000061361A1 Surface treated barium sulfate and method of preparing the same
10/19/2000WO2000061287A1 Metal-deposited active carbon having selective adsorption capability for polar contaminants and preparation method thereof
10/19/2000DE19917388A1 Pigmentmischung Pigment mixture
10/19/2000CA2372082A1 White powder and method for producing the same
10/19/2000CA2368021A1 Surface treated barium sulfate and method of preparing the same
10/18/2000EP1045292A1 Black magnetic iron oxide particles for magnetic toner and process for producing the same
10/18/2000EP1045014A2 Pigment mixture
10/18/2000EP1044304A1 Decorative paper sheet comprising a titanium dioxide composition and decorative laminate
10/18/2000EP1044243A1 Bright metal flake
10/18/2000EP1044242A1 Preparation and use of mixed opacifiers based on titanium and silica oxides
10/18/2000EP1044174A1 Transparent medium with angular-selective transmitting or reflecting properties
10/18/2000EP1044045A1 Purification composite and device and method of making and using same
10/18/2000CN1270615A Interference pigments
10/17/2000USRE36911 Specified ratio of thinkness to diameter of flakes, and ratio of water covering area to specific surface area; flakes have uniform thickness to orient the flakes regularly in a painted sheet
10/17/2000US6132876 Carbon black pellets and a process for the production thereof
10/17/2000US6132874 Grafting with a polyhydrogensiloxane
10/17/2000US6132873 Multilayered interference pigments
10/17/2000US6132801 Providing solid substrate containing silicon atoms; providing organic coating agent having carbon triple bond, carbon double bond, or halogen atom; grinding substrate in presence of coating agent which activates silicon to form coavant bonds
10/17/2000US6132773 Precipitating active silica from aqueous alkali metal silicate solution, on support material other than silica to form slurry; separating silica slurry to form silica susepnsion; drying silica suspension
10/17/2000US6132743 Coating a zinc oxide powder with at least one silicone compound in a nongaseous state and firing the coated zinc oxide powder in an oxidizing atmosphere at a temperature of 600 to 950 degrees c.
10/17/2000US6132505 Inorganic pigment pellets for coloring plastics, lacquers and building materials and a process for the production thereof
10/17/2000US6132504 Multilayer interference pigment with absorbent central layer
10/17/2000CA2146997C Amorphous silicas suitable for transparent toothpastes
10/16/2000CA2305042A1 Black magnetic iron oxide particles for magnetic toner and process for producing the same
10/12/2000WO2000059841A1 Kaolin clay pigments, their preparation and use
10/12/2000WO2000059840A1 Kaolin pigments, their preparation and use
10/11/2000EP1043367A1 Method and plant for manufacturing carbon black
10/11/2000EP1042409A1 Composition and method of making improved high bulking clays
10/11/2000EP1042408A1 PROCESS FOR PRODUCING COATED TiO 2? PIGMENT USING COOXIDATION TO PROVIDE HYDROUS OXIDE COATINGS
10/11/2000CN1269768A Hollow fine powder, flaky fine titanium oxide powder prepared by pulverising said hollow fine powder and process for preparing both
10/10/2000US6130272 Fluidizing reinforcing silica filler in high-shear mixer; adding silylating agent, nitrogen compound selected from ammonia, ammonia salts, non-silylated primary amines, and aminoxy compounds, water; adding polydiorganosiloxan; heating
10/10/2000US6129846 Activated carbon composite with crystalline tin silicate
10/10/2000US6129784 Color titanated mica pigment and coated-body using the same
10/10/2000CA2201186C Partially hydrophobic precipitated silicas
10/10/2000CA2030386C Process for the production of ti02 pigments
10/05/2000WO2000058408A1 Pearlescent pigments exhibiting color travel
10/05/2000WO2000058389A1 Sprayable powder of non-fibrillatable fluoropolymer
10/05/2000DE10000592A1 Production of reflective pigments is carried out by continuous simultaneous vapor deposition of applied highly-refractive transparent layer and light-absorbing metal
10/05/2000CA2368500A1 Pearlescent pigments exhibiting color travel
10/04/2000EP1040160A1 Polymeric products containing modified carbon products and methods of making and using the same
10/04/2000CN1057071C Surface modified particles and method of making same, pigment or other composition contg. same
10/03/2000US6126915 Titanium dioxide reduced in volatile water content, process for producing the same, and masterbatch containing the same
10/03/2000US6126783 Feeding an inorganic filler particle and an acrylonitrile copolymer having a comonomer selected from the acrylate, methacrylate, hydroxy acrylates or methacrylates, vinyl acrylate or styrene, to a paper furnish, forming paper sheet
09/2000
09/28/2000DE19910521A1 Organisch nachbehandelte Pigmente für Lacksysteme Organic subsequently treated pigments for paint systems
09/27/2000EP1038926A2 Pleochroism powder and pleochroism printed article
09/27/2000EP1038924A2 Conversion of crude phthalocyanine blue from red to green shade in an aqueous environment
09/27/2000EP1038913A1 Nanooomposities formed by onium ion-iniercalated clay and rigid anhydride-cured epoxy resins
09/27/2000EP1038517A2 Titanium-silica complex and cosmetic preparation compounding the same
09/27/2000EP1038330A1 Composite electrolyte containing surface modified fumed silica
09/27/2000EP1037949A1 Particle agglomerates
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