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| Number | Title | Issue Date |
| 8088436 | Method of coating graphite particles with metallic catalyst layer This invention relates to a preparation method and equipment of graphite and catalyst composite for a kind of synthetic diamond. Firstly, graphite particles shall be placed into the heating chamber for pre-heating; secondly, the heated graphite particle will be fed ... | 01/03/2012 |
| 8017181 | Method for preparing core/shell structure nanoparticles A nanoparticle having a core/shell structure can be rapidly and reproducibly prepared by the inventive method which comprises: (i) dissolving a shell precursor in a solvent to form a shell precursor solution, and then allowing the shell precursor solution to be stab... | 09/13/2011 |
| 7947327 | Method for increasing metal production in smelter operations A process for improving recovery of metal values in a smelting operation of the type wherein sulfidic ores are pyrometallurgically reduced. The process includes adding an anionic or non-ionic surfactant and blends thereof to the ore. ... | 05/24/2011 |
| 7923067 | Method of coloring surface of zirconium-based metallic glass component A method of coloring a surface of a zirconium-based metallic glass component that includes the step of imparting interference colors by carrying out an anodizing process using an alkaline solution to form a film having a thickness of 300 nm or less on the surface of... | 04/12/2011 |
| 7875311 | Magnesium aluminate transparent ceramic having low scattering and absorption loss A ceramic having at least about 90% by weight magnesium aluminate and having a bulk scattering and absorption loss of less than about 1/cm at any wavelength in a range of about 0.23 to about 5.3 microns or 0.2/cm at any wavelength in a range of about 0.27 to about 4... | 01/25/2011 |
| 7807220 | Boron coated abrasives A process forming boron coated abrasives, in particular boron coated abrasive particles, which may be used in saw blade segments, grinding wheels and other grit-containing tools. While the process is particularly suited to the coating of abrasive particles, it can b... | 10/05/2010 |
| 7767261 | Methods for forming passivated semiconductor nanoparticles Compositions, inks and methods for forming a patterned silicon-containing film and patterned structures including such a film. The composition generally includes (a) passivated semiconductor nanoparticles and (b) first and second cyclic Group IVA compounds in which ... | 08/03/2010 |
| 7618679 | Thermally and electrically conductive structure, method of applying a carbon coating to same, and method of reducing a contact resistance of same A thermally and electrically conductive structure comprises a carbon nanotube (110) having an outer surface (111) and a carbon coating (120) covering at least a portion of the outer surface of the carbon nanotube. The carbon coating may be appli... | 11/17/2009 |
| 7601391 | Method of preparing single nanoparticle containing organic-inorganic composite material There is provided an organic-inorganic composite material containing a single nanoparticle therein, which is prepared by individually dispersing hydrophilic inorganic nanoparticles having a uniform particle size and conjugating biodegradable polymers to the surface ... | 10/13/2009 |
| 7592042 | Reverse micelle method of producing core/shell particles A core/shell particle which includes a core component that contains a metal, and a shell component that coats the core component, the shell component including a a hydrolysate and/or a partial condensate of a compound represented by the formula “(R)m—... | 09/22/2009 |
| 7585543 | Magnetic materials and metallic particles and methods of making same New magnetic materials and new metallic particles, new methods of making and using same, for example, to prepare magnetically modified electrodes and fuel cells, and coated metallic particles in general. The present invention discloses methods of preparation of chea... | 09/08/2009 |
| 7563480 | Method for fluoride salt coated magnesium aluminate A particle having a magnesium aluminate core and a fluoride salt coating on the core. The particle has been heated in an oxidizing atmosphere to a temperature in the range of about 400° C. to about 750° C. A method of making a particle by mixing a magnesium alumin... | 07/21/2009 |
| 7527825 | Method for avoiding the agglomeration of pellets treated at high temperatures A method for avoiding the agglomeration of pellets of several kinds of materials when treated at high temperatures, which comprises: covering the pellets with a long term stabilized magnesium hydroxide suspension which can be stored for at least three months without... | 05/05/2009 |
| 7521086 | Method for obtaining a composite ferro-electric material The invention relates to a method for obtaining a composite ferro-electric material, consisting of the following stages: particles of a ferro-electric compound are covered with a dielectric layer; a dense composite material is formed by sintering the covered particl... | 04/21/2009 |
| 7494691 | Coating ceramic fiber tows and woven articles An improved method for coating ceramic fibers and woven cloths of ceramic fibers is disclosed, wherein the ceramic fibers are thoroughly wetted with precursors in a solution before the precursors react to form a coating by heterogeneous nucleation and growth. The fi... | 02/24/2009 |
| 7431908 | Coated spherical tetragonal barium titanate particles and process for producing the same Spherical tetragonal barium titanate particles of the present invention have a perovskite crystal structure, an average particle diameter of 0.05 to 0.5 μm, a particle size distribution σg of not less than 0.70, and a ratio of Ba to Ti of 0.99:1 to 1.01:1. The sph... | 10/07/2008 |
| 7413805 | Preparation of metallic particles for electrokinetic or electrostatic deposition Metallic particles for electrokinetic or electrostatic deposition, and a method for making such particles, comprising metallic particle bodies, an organic acid film on the particle bodies, and a charge director adhered to the organic acid film. ... | 08/19/2008 |
| 7407606 | Electroconductive powder and method for production thereof A method for producing a titanium dioxide powder having a well electroconductive layer containing substantially no antimony, which comprises providing a titanium dioxide powder containing specific amounts or less of alkali metals, such as sodium and potassium, alkal... | 08/05/2008 |
| 7381466 | Abrasive with improved abrasive properties comprising a coating of complex oxide and silicate binding agent Abrasive particles from the group of conventional abrasive particles, in particular fused or sintered corundums, zirconium corundums, silicon corundums, silicon carbides and boron carbide, for application in synthetic resin-bonded abrasives, characterized by the fac... | 06/03/2008 |
| 7381465 | Core-shell structure having controlled cavity inside and structure comprising the core-shell structure as component, and method for preparation thereof A core-shell structure comprises a core (2) comprising nanoparticles and a shell (4) coating the core (2), and its void space (3) formed by the core (2) and the shell (4) is controlled. A method of preparing the core-shell s... | 06/03/2008 |
| 7371458 | High-weatherability iron nitride-based magnetic powder and method of manufacturing the powder A high-reliability iron nitride-based magnetic powder with markedly improved weatherability with respect to deterioration over time of the magnetic properties in fine particles smaller than 25 nm is formed by adhering one or more of the elements Si and P to the surf... | 05/13/2008 |
| 7364770 | Coated fine particles and method for producing coated fine particles by reverse Diels-Alder reaction An object of the present invention is to provide coated fine particles with a uniform particle size, having stable crystals on the surface, and to provide colored fine particles which exhibit good color development. A recorded image formed by a dispersion and an ink... | 04/29/2008 |
| 7365369 | Nitride semiconductor device A nitride semiconductor device used chiefly as an LD and an LED element. In order to improve the output and to decrease Vf, the device is given either a three-layer structure in which a nitride semiconductor layer doped with n-type impurities serving as an n-type co... | 04/29/2008 |
| 7364692 | Metal matrix composite material with high thermal conductivity and low coefficient of thermal expansion Metal-matrix composites with combinations of physical and mechanical properties desirable for specific applications can be obtained by varying and controlling selected parameters in the material formation processes, particularly by increasing the microstructural hom... | 04/29/2008 |
| 7364654 | In-home water treatment system A method and apparatus are provided for a water treatment system that includes both filtration and ultraviolet disinfection elements in a single unit. Various embodiments include a complete treatment system having replaceable filter elements or granular filter media... | 04/29/2008 |
| 7364793 | Powdered lithium transition metal oxide having doped interface layer and outer layer and method for preparation of the same The present invention provides a powdered lithium transition metal oxide useful as a major component for cathode active material of rechargeable lithium batteries, comprising a lithium transition metal oxide particle, a doped interface layer formed near the surface ... | 04/29/2008 |
| 7341704 | Surface-treated calcium carbonate, method for production thereof and resin composition comprising said calcium carbonate The surface-treated calcium carbonate is disclosed which is surface-treated with an organic surface treating agent, said surface-treated calcium carbonate satisfies the particular BET specific surface area (Sw), reduced heat amount per unit specific surface area (As... | 03/11/2008 |
| 7341779 | Rare earth oxide coated phosphors The present invention provides surface coated phosphors useful in field emission displays and vacuum fluorescent displays. The surface coated phosphor comprises a thin coating of rare earth oxide, e.g., yttrium oxide, disposed on an uncoated phosphor such as a sulfi... | 03/11/2008 |
| 7342260 | Light emitting diode A light emitting diode. The light emitting diode comprises a lead frame and an LED chip therein. Packaging material in the lead frame is covers the LED chip. A plurality of ZnX quantum dots dispersed in the packaging material, wherein X is S, Se, Te or a combination... | 03/11/2008 |
| 7338686 | Method for producing conductive particles The present invention provides a low-cost method for producing conductive particles in a short period of time by simplifying pretreatment in electroless plating. The method for producing conductive particles includes the steps of: introducing a solution composed mai... | 03/04/2008 |
| 7335418 | Semiconductor nanoparticle having high luminescence properties comprising an electron-donor group and a multilayered coating comprising a hydrophobic group Disclosed is a semiconductor nanoparticle having excellent chemical durability and high luminescence properties. The chemical durability of the particle is provided by coating the semiconductor nanoparticle having high luminescence properties dispersed in an organic... | 02/26/2008 |
| 7318861 | Effect pigment An effect pigment is constituted by coated laminar platelets in which the platelets are a mixture of different platelet materials, one of which is platy glass or platy aluminum oxide, and in which the pigment exhibits visual homogeneity. ... | 01/15/2008 |
| 7311750 | Filter, method of manufacturing the same, and exhaust gas purification device Ceramic particles, fine particles having smaller average particle diameter smaller than that of the ceramic particles and a reduction-resistant material are mixed to obtain a puddle. The reduction-resistant material is a material that is reduced by carbon at a highe... | 12/25/2007 |
| 7309454 | UV-emitting strontium borate phosphor with improved holdover stability A UV-emitting phosphor comprising SrB4O7:Eu phosphor particles that have been treated to yield a surface layer containing from greater than 0 to about 25 atomic percent aluminum. The holdover stability of the treated SrB4O7 | 12/18/2007 |
| 7294606 | Substrate and method for the formation of continuous magnesium diboride and doped magnesium diboride wire A chemically doped boron coating is applied by chemical vapor deposition to a silicon carbide fiber and the coated fiber then is exposed to magnesium vapor to convert the doped boron to doped magnesium diboride and a resultant superconductor. ... | 11/13/2007 |
| 7294285 | Deicer and pre-wetting agent A liquid deicer composition suitable for use as a deicer or as a pre-coat for solid deicers is disclosed. The composition typically includes molasses solids, magnesium chloride, and a corrosion inhibitor. In one implementation the liquid deicer composition includes ... | 11/13/2007 |
| 7294191 | Pure-coloured, readily dispersible iron oxide red pigments with high grinding stability The present invention relates to pure-coloured, readily dispersible iron oxide red pigments having high grinding stability, to a process for preparing them, and to their use. ... | 11/13/2007 |
| 7291392 | Inorganic/organic complex nano-beads and method for manufacturing the same An inorganic/organic composite material which is advantageous in physical characteristics (mechanical strength), chemical characteristics (thermal stability) and electric characteristics (electric conductivity), as compared with a sole system, as being compounded in... | 11/06/2007 |
| 7288241 | Black composite oxide particle and method for production thereof A black composite oxide particle includes a composite oxide having Fe, Mg and Al as metal components. The particle contains Fe, Mg and Al in amounts of 30 to 55 mass %, 1 to 10 mass %, and 1 to 10 mass %, respectively, and has an atomic ratio of Fe3+/Fe | 10/30/2007 |
| 7288146 | Titanium dioxide pigment coated with hollow bodies and method for its manufacture A coated titanium dioxide pigment with good opacity and simultaneously good retention for use in decorative laminating paper characterized by a surface coating containing aluminum oxide phosphate and attached hollow bodies, e.g., hollow microbodies. A manufacturing ... | 10/30/2007 |
