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| Number | Title | Issue Date |
| 7799313 | Nanostructured titanium oxide material and its synthesis procedure Nanomaterials of the JT phase of the titanium oxide TiO2−x, where 0≦x≦1 having as a building block a crystalline structure with an orthorhombic symmetry and described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb. These na... | 09/21/2010 |
| 7645439 | Nanostructured titanium oxide material and its synthesis procedure Nanomaterials of the JT phase of the titanium oxide TiO2-x, where 0≦x≦1 having as a building block a crystalline structure with an orthorhombic symmetry and described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb. These nano... | 01/12/2010 |
| 7416655 | Selective adsorbent material and its use An adsorbent composition comprising a nanostructured titanium oxide material of the formula TiO2-, where 0≦×≦1 with nanotubular and/or nanofibrilar morphology, high oxygen deficiency, having an orthorhombic JT crystalline phase described by at least ... | 08/26/2008 |
| 7393466 | Compositions and methods for anion absorbent metal hydroxides A metal hydroxide complex has a formula Me(OH)4*A−*nH2O or MeO2*A−*nH2O. Preferred complexes are formed in an alkaline medium, and particularly especially preferred anions include cyanide and cyanide gold complexes. Contemplated complexes a... | 07/01/2008 |
| 7381398 | Titanium oxide powder, methods of manufacturing the same and barium titanate powder, dielectric ceramic, and multilayer ceramic capacitor A titanium oxide powder holding a barium compound on the surface of the particles thereof is used for manufacturing a highly crystalline fine barium titanate powder by solid-phase reaction. When the titanium oxide powder and a barium-containing powder material are m... | 06/03/2008 |
| 7303738 | Method for producing titanium oxide The present invention provides a method for producing a titanium oxide. The method can be applied to produce a titanium oxide having a large specific surface area. The method typically entails calcinating at least one titanium oxide precursor selected from a titaniu... | 12/04/2007 |
| 7241436 | Methods to partially reduce certain metal oxides and oxygen reduced metal oxides Methods to at least partially reduce valve metal oxides are described wherein the process includes heat treating the valve metal oxide in the presence of a getter material, in an atmosphere which permits the transfer of oxygen atoms from the starting valve metal oxi... | 07/10/2007 |
| 7220397 | Modified oxygen reduced valve metal oxides Pressed material such as anodes are described and formed from oxygen reduced oxide powders using additives, such as binders and/or lubricants. Methods to form the pressed material are also described, such as with the use of atomizing, spray drying, fluid bed process... | 05/22/2007 |
| 7149074 | Methods of making a niobium metal oxide Methods to at least partially reduce a niobium oxide are described wherein the process includes heat treating the niobium oxide in the presence of a getter material and in an atmosphere which permits the transfer of oxygen atoms from the niobium oxide to the getter ... | 12/12/2006 |
| 7081234 | Process of making hydrophobic metal oxide nanoparticles A process of treating metal oxide nanoparticles that includes mixing metal oxide nanoparticles, a solvent, and a surface treatment agent that is preferably a silane or siloxane is described. The treated metal oxide nanoparticles are rendered hydrophobic by the surfa... | 07/25/2006 |
| 6756137 | Vapor-deposition material for the production of high-refractive-index optical layers, and process for the production of the vapor-deposition material A vapor-deposition material for the production of high-refractive-index optical layers of titanium oxide, titanium and lanthanum oxide under reduced pressure comprising a sintered mixture having the composition TiOx+z*La2O3, where x=... | 06/29/2004 |
| 6752973 | Process for producing titanium oxide A process for producing a titanium oxide is provided which comprises the steps of (i) mixing an acidic solution of a titanium compound with a nitrogen-containing basic organic compound to obtain a reaction product and (ii) calcining the obtained product. The titaniu... | 06/22/2004 |
| 6726891 | Titanium oxide production process A process for producing a titanium oxide is provided which comprises the steps of (i) reacting a titanium compound with ammonia in an amount exceeding the stoichiometric amount necessary to convert the titanium compound to a titanium hydroxide or reacting a titanium... | 04/27/2004 |
| 6503475 | Process for the production of ultrafine powders of metal oxides A process for the production of ultrafine powders that includes subjecting a mixture of precursor metal compound and a non-reactant diluent phase to mechanical milling whereby the process of mechanical activation reduces the microstructure of the mixture ... | 01/07/2003 |
| 6458452 | Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same The present invention relates to titanium oxide particles having an average particle size of not more than 0.3 μm, and a BET specific surface area of 15 to 200 m2 /g, containing a soluble sodium salt of not more than 230 ppm, calculated as Na,... | 10/01/2002 |
| 6387341 | Method for making single or mixed metal oxides or silicon oxide This invention relates to a method of manufacturing a product based on a simple or mixed metal oxide, or silicon oxide, from a charge of one or more precursors comprising one or more organic precursors. These oxides can be, for example, oxides of Ti, Al, ... | 05/14/2002 |
| 5876686 | Process for making inorganic oxide gels in fluorocarbon solvents This invention relates to a process for the preparation of an inorganic oxide gel comprising contacting at least one fluorinated inorganic oxide precursor with a fluorinated gelling agent in the presence of at least one fluorinated solvent to form a solut... | 03/02/1999 |
| 5863514 | Thin fragmental titanium oxide and porous body as an aggregate thereof, and methods for their production Titanium oxide, comprising lamina shaped titanium oxide particles having a thickness of 10-30 nm and a width of 0.5 to 1 μm, may be prepared by exfoliating a layered titanic acid powder having a formula Hx Ti2-x/4 O4.nH.sub.2 | 01/26/1999 |
| 5855862 | Process for the preparation of an oxide, especially a transition metal oxide A method for preparing an oxide (P), which includes the steps of (i) forming a solid phase compound (O) based on an oxide containing molecular entities (1) chosen from optionally substituted ammonium, diammonium, diazan-ium or diazandium, the entities bei... | 01/05/1999 |
| 5776847 | Stabilized vapour-deposition materials based on titanium oxide The application relates to stabilized vapor-deposition materials based on titanium oxide. These materials contain, as stabilizing additive, an oxide from the group consisting of zirconium oxide, hafnium oxide, yttrium oxide and ytterbium oxide.... | 07/07/1998 |
| 5707599 | Process for purifying tantalum oxide and other metal oxides There is disclosed a process for producing premium grades of metal oxide comprising (1) providing wet or dried hydrous metal oxide containing high levels (e.g., 2%-10% chloride) of halogen contamination, (2) treating the contaminated metal oxide with a ba... | 01/13/1998 |
| 5609852 | Sunscreen with coated microfine particles The preparation of metal oxide particles having a dye lake precipitated onto their surface in a dye lake:metal oxide ratio of between 10:90 and 80:20 and the use of such particles in cosmetic and toiletry formulations are described.... | 03/11/1997 |
| 5389355 | Method of preparing a synthetic rutile from a titaniferous slag containing alkaline earth metals Synthetic rutile is prepared from titaniferous slags containing alkaline-earth metal impurities, such as magnesium oxide, by a method comprising contacting the slag with chlorine at a temperature of at least about 800° C., and then leaching the chlorine-... | 02/14/1995 |
| 5320782 | Acicular or platy titanium suboxides and process for producing same Acicular or platy titanium suboxides, expressed by the general formula, TiOx where x is a positive real number less than 2, have a geometric anisotropy as an aspect ratio in the acicular or platy form of 3 or more, a higher specific surface area and a gre... | 06/14/1994 |
| 5281496 | Electrochemical cell containing a titanium suboxide electrode A particulate composition having improved stability in typical electrolytes consisting essentially of Magneli phase substoichiometric titanium oxides.... | 01/25/1994 |
| 5225382 | Titanium oxide film A titanium oxide film consists of a mixture of titanium monoxide (TiO), titanium dioxide (TiO2), titanium trioxide (Ti2 O3), titanium pentoxide (Ti3 O5) and other titanium oxides which are expressed a... | 07/06/1993 |
| 5173215 | Conductive titanium suboxide particulates A particulate composition having improved stability in typical electrolytes consisting essentially of Magneli phase substoichiometric titanium oxides.... | 12/22/1992 |
| 5108732 | Process for the preparation of finely divided ceramic oxide powders from precursor compounds A process for preparing finely-divided oxides of metals of metalloids of the elements of main groups III and IV and sub-groups III, IV, V and VI of the Periodic System of Elements, comprising reacting compounds of these elements with a polymerizable hydro... | 04/28/1992 |
| 5049371 | Process for the preparation of monodisperse ceramic powders A novel process is described for the preparation of monodisperse ceramic ders wherein particulate oxides or hydroxides are obtained by reaction of hydrolysable compounds with water. The reaction is carried out in the presence of a complexing agent and, o... | 09/17/1991 |
| 5047174 | Production of stable metal oxide sols Stable metal oxide sols comprising an anhydrous alcohol having metal oxide particles colloidally dispersed therein is disclosed. This sol composition is formed by the hydrolysis of a metal alkoxide to form metal oxide particles, removal of the particles f... | 09/10/1991 |
| 5009876 | Method of manufacturing barium titanate BaTiO3 A method of manufacturing barium titanate (BaTiO3) (BaTiO(C2 O4)2. 4H2 O), is by pyrolysis of barium titanyl oxalate, an provided in which aqueous solution of barium chloride (BaCl2) is add... | 04/23/1991 |
| 4999181 | Method of manufacturing titanium dioxide powder A method of manufacturing titanium dioxide powder by hydrolysis of a titanium alcoholate, in which the titanium alcoholate is made to react with a 10M acetic acid aqueous solution and an aqueous ethanol solution under an N2 atmosphere, the prec... | 03/12/1991 |
| 4933153 | Method of preparing a synthetic rutile from a titaniferous slag containing magnesium values A synthetic rutile is prepared from a titaniferous slag, typically containing at least about 1.0 weight percent magnesium oxide and at least some portion of its titanium values as Ti2 O3, by a method comprising contacting the slag wi... | 06/12/1990 |
| 4931213 | Electrically-conductive titanium suboxides A process for producing a ceramic material which is electrically conductive by reacting titanium dioxide with intercalated graphite under conditions which effect the reduction of the titanium dioxide, said product comprising an electrically conductive, co... | 06/05/1990 |
| 4842832 | Ultra-fine spherical particles of metal oxide and a method for the preparation thereof Ultra-fine spherical particles of a metal oxide having an average particle diameter of 40 nm or smaller can be prepared by a method in which a vaporizable metal compound is vaporized and decomposed under heating to give ultra-fine particles of a metal oxi... | 06/27/1989 |
| 4832939 | Barium titanate based dielectric compositions The present invention involves a method for producing a variety of barium titanate based powder products consisting of submicron, dispersible primary particles having narrow size distributions. The method, in its broadest aspects, involves heating an aque... | 05/23/1989 |
| 4808397 | Process for preparing fine particles of metal oxides A process for preparing spheroid particles of oxide compounds, having an average diameter of smaller than 3 microns. An emulsion is prepared of a hydrolyzable liquid oxide compound in a perfluoropolyether, the emulsion is reacted with water, water vapor o... | 02/28/1989 |
| 4741894 | Method of producing halide-free metal and hydroxides Niobium (V) and tantalum (V) halides are converted to Nb2 O5 and Ta2 O5 that are free of detectable levels of halide in a two step process. In the first step, the metal halide is reacted with an alcohol and with... | 05/03/1988 |
| 4732750 | Preparation of monodisperse titania by titanium alkoxide hydrolysis This invention relates to a process for reproducibly forming monodisperse titania spheres by the hydrolysis of titanium alkoxides in the presence of an amine containing additive in such a way as to constrain the particle size within a narrow range.... | 03/22/1988 |
| 4668501 | Process for preparing a titanium oxide powder This invention relates to a process for preparing a titanium oxide powder comprising heating titanium dioxide powder in an atmosphere of ammonia gas at a temperature of about 500° C. to about 950° C. The product powder is very fine, highly uniform in pa... | 05/26/1987 |
