| Patents for C09C 1 - Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black (27,610) |
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| 08/24/1999 | US5942590 Adjusting ph of a mixture of silica hydrosol with specific particle size and colloidal silica with a base at a prefered temperature to form silica hydrogel, mixing it with strong acid and silicon compounds forming hydrophobic silica gel |
| 08/24/1999 | US5942281 Improving the physiochemical retention by precipitating a layer of alumina phosphate on the surface of titanium dioxide pigment in aqueous suspension; precipitating alumina layer over it |
| 08/23/1999 | CA2262151A1 Hydrophobic oxidic or siliceous fillers and their use |
| 08/19/1999 | WO1999041317A1 PROCESS AND FURNACE FOR THE PRODUCTION OF TiO2 PIGMENT ACCORDING TO THE SULFATE PROCESS |
| 08/19/1999 | WO1999041316A1 PROCESS AND FURNACE FOR THE PRODUCTION OF TiO2 PIGMENT ACCORDING TO THE SULFATE PROCESS |
| 08/19/1999 | DE19806474A1 Verfahren und Ofen zur Herstellung von TiO¶2¶-Pigment nach dem Sulfatverfahren Method and furnace for producing TiO¶2¶ pigment by the sulphate process |
| 08/19/1999 | DE19806472A1 Verfahren und Ofen zur Herstellung von TiO¶2¶-Pigment nach dem Sulfatverfahren Method and furnace for producing TiO¶2¶ pigment by the sulphate process |
| 08/19/1999 | CA2321422A1 Process and furnace for the production of tio2 pigment according to the sulfate process |
| 08/19/1999 | CA2320951A1 Process and furnace for the production of tio2 pigment according to the sulfate process |
| 08/18/1999 | EP0936253A1 Production of pigments |
| 08/18/1999 | EP0748359B1 Improved processibility and lacing resistance when silanized pigments are incorporated in polymers |
| 08/18/1999 | CN1226193A Powder coated with multilayer coating |
| 08/18/1999 | CN1225933A Compounded powder, coloring composition and use method thereof |
| 08/18/1999 | CN1225911A Porous inorganic particulate material |
| 08/17/1999 | US5939054 Synergistic mixture of titanium oxide particles, zinc oxide particles incorporated in paste-forming oils, esters, fatty alcohols, ethers and mixtures thereof |
| 08/17/1999 | US5938833 Chemical process for fractionating mineral particles based on particle size |
| 08/13/1999 | CA2261497A1 Production of pigments |
| 08/12/1999 | WO1999040028A1 Carbon-coated powder of titania containing titanium nitride and process for producing the same |
| 08/11/1999 | EP0934365A1 Metal pigment composition |
| 08/11/1999 | EP0797511B1 Laser-markable plastics |
| 08/11/1999 | CN1225659A Metal oxide coated titanium dioxide lamellas |
| 08/11/1999 | CN1225658A Multi-coated interference pigment |
| 08/11/1999 | CN1225657A Multi-coated interference pigment |
| 08/11/1999 | CN1044614C Heat insulating and water proof powder and its prodn. method |
| 08/10/1999 | US5935715 Draft roller for fibers and preparation thereof |
| 08/10/1999 | US5935314 Inorganic filler, epoxy resin composition, and semiconductor device |
| 08/05/1999 | WO1999038921A1 Processes of purifying a dispersion and making inkjet inks |
| 08/04/1999 | EP0933404A2 Red-brown burning color bodies, process for their preparation and their use |
| 08/04/1999 | EP0933403A2 Blue interference pigments |
| 08/04/1999 | CN1225047A Powder coated with multilayer film and process for preparing the same |
| 08/03/1999 | US5932309 Colored articles and compositions and methods for their fabrication |
| 08/03/1999 | US5931996 Which are coated with a metal oxide layer. |
| 07/29/1999 | WO1999038036A1 Diffuser, illuminating device and liquid crystal display |
| 07/29/1999 | WO1999037719A1 Process for the production of black iron oxide pigments |
| 07/29/1999 | CA2318638A1 Process for the production of black iron oxide pigments |
| 07/28/1999 | EP0931113A1 Silica coated carbon blacks |
| 07/28/1999 | EP0931112A1 Metal oxide coated titanium dioxide lamellas |
| 07/28/1999 | EP0930935A1 Compositions and insulation bodies having low thermal conductivity |
| 07/28/1999 | EP0851840B1 Rare-earth and alkali sulphide, method for preparing same and use thereof as a pigment |
| 07/28/1999 | EP0824572A4 Method for producing carbon black |
| 07/28/1999 | CN1044376C Silver aluminium powder paint and producing process thereof |
| 07/27/1999 | US5928781 Crotonic acid polymer coated substrates for producing optically variable products |
| 07/27/1999 | US5928780 Laser-markable plastics comprising non-platelet phyllosilicate |
| 07/27/1999 | US5928723 At ambient temperature and pressure |
| 07/27/1999 | CA2089388C High performance pigments of low oil absorption: preparation, properties and end-use applications |
| 07/22/1999 | WO1999036480A1 Method of preparing treated silica |
| 07/22/1999 | WO1999036479A1 Method of preparing organically modified silica |
| 07/22/1999 | WO1999036361A1 Process for preparing and modifying synthetic calcium carbonate |
| 07/22/1999 | WO1999036359A1 Process for making silanized colloidal silica |
| 07/22/1999 | WO1999036356A2 Polyfunctional organosilane treatment of silica |
| 07/22/1999 | WO1999036355A2 Method of preparing hydrophobic silica |
| 07/22/1999 | WO1999027011A3 Inorganic particles treated with phosphonatosiloxane |
| 07/21/1999 | EP0930347A1 Rust-preventive pigment composition and rust-preventive paints containing the same |
| 07/21/1999 | EP0930345A2 Filler for use in paper manufacture and method for producing it |
| 07/21/1999 | EP0929604A1 Pre-coupled silicon-treated carbon blacks |
| 07/21/1999 | EP0680499B1 Skim compounds incorporation low ash carbon blacks |
| 07/20/1999 | US5925178 Pigmented inkjet inks containing aluminum stabilized colloidal silica |
| 07/20/1999 | CA2155407C Surface modified silica |
| 07/20/1999 | CA1340670C Electroconductive composition and process of preparation |
| 07/15/1999 | WO1999035335A1 Decorative paper sheet comprising a titanium dioxide composition and decorative laminate |
| 07/15/1999 | WO1999035194A1 Bright metal flake |
| 07/15/1999 | WO1999035193A1 Preparation and use of mixed opacifiers based on titanium and silica oxides |
| 07/15/1999 | WO1999035086A1 A process for the preparation of granular silica |
| 07/15/1999 | WO1999035085A1 Optimally dispersible precipitated silica particulates, process for their preparation and their use |
| 07/15/1999 | WO1999034973A1 A granule for a thermoplastic end product comprising a mineral and/or a colorant pigment system |
| 07/15/1999 | CA2316281A1 Preparation and use of mixed opacifiers based on titanium and silica oxides |
| 07/15/1999 | CA2315845A1 Bright metal flake |
| 07/14/1999 | EP0928818A2 Method for preparing hydrophobic fumed silica |
| 07/14/1999 | EP0928817A1 Method for manufacturing carbon black |
| 07/14/1999 | EP0928775A2 Acicular hematite particles and magnetic recording medium |
| 07/14/1999 | EP0928319A1 Coarse particle size kaolin clay and method |
| 07/14/1999 | CN1222544A Non-silking iron oxide yellow pigments with high colour density |
| 07/14/1999 | CN1222543A Preparation process and products of serial navy blue and dark green mineral pigments |
| 07/13/1999 | US5922464 Iron oxide particles |
| 07/13/1999 | US5922403 Adding encapsulant to highly dispersed colloidal suspension of solid particles to encapsulate individual particles; agglomerating; isolating encapsulated particles by separation from solvent layer |
| 07/13/1999 | US5922121 Hydrophobic treatment of pigments |
| 07/13/1999 | US5922120 Process for producing coated TiO2 pigment using cooxidation to provide hydrous oxide coatings |
| 07/13/1999 | US5922118 Aqueous vehicle and pigment for inks |
| 07/08/1999 | WO1999034315A2 Use of inorganic particles and method for marking and identifying a substrate or an article |
| 07/08/1999 | WO1999033912A1 Mineral containing thermoplastic granules |
| 07/08/1999 | WO1999033909A1 A method for controlling surface characteristics of thermoplastics and an associated product |
| 07/08/1999 | WO1999033907A1 Method and device for processing automobile tires |
| 07/08/1999 | DE19800567A1 Verfahren und Vorrichtung zur Aufbereitung von Kraftfahrzeugreifen Method and apparatus for the treatment of motor vehicle tires |
| 07/07/1999 | EP0927750A1 Use of inorganic particles and method for marking and identifying a substrate or an article |
| 07/07/1999 | EP0927749A1 Coating composition, use of particles, method for tagging and identifying a security document comprising said coating composition |
| 07/07/1999 | EP0927748A1 Method for preparing hydrophobic clay |
| 07/07/1999 | EP0927078A1 Chemical fractionation of mineral particles based on particle size |
| 07/07/1999 | EP0822965B1 Matting agent based on aggregated silica |
| 07/06/1999 | US5919841 Hysteresis-free at high temperature |
| 07/06/1999 | US5919518 Electrically conductive barium sulfate filler and method for preparing same |
| 07/06/1999 | US5919298 Method for preparing hydrophobic fumed silica |
| 07/01/1999 | WO1999032562A1 PROCESS FOR PRODUCING COATED TiO2 PIGMENT USING COOXIDATION TO PROVIDE HYDROUS OXIDE COATINGS |
| 07/01/1999 | WO1999032554A1 Modified mineral filler for thermosets |
| 07/01/1999 | CA2315165A1 Modified mineral filler for thermosets |
| 06/30/1999 | EP0926210A1 Silicon oxide bearing on its surface partially or completely sylilated polysilicic acids chains |
| 06/30/1999 | EP0926099A1 Magnetite particles and process for production thereof |
| 06/30/1999 | EP0925265A1 Method for making ceramic materials from boehmite |
| 06/30/1999 | CN1221437A Carbon fluoride composition, paint, image forming material, complex material and method of manufacturing thereof |
| 06/30/1999 | CN1221011A Iron oxide yellow pigments, method of producing iron oxide yellow pigments and the use thereof |
| 06/29/1999 | US5916934 Elastomeric compounds incorporating partially coated carbon blacks |