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8173097 |
Thermoelectric conversion material and its manufacturing method, and thermoelectric conversion device using the same
Disclosed is a new thermoelectric conversion material represented by the chemical formula 1: Bi1-xCu1-yO1-zTe, where 0≦x<1, 0≦y<1, 0≦z<1 and x+y+z>0. A thermoelectric conversion device using said ...
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8114307 |
Piezoelectric body and liquid discharge head
The present invention provides a piezoelectric element and having a piezoelectric body and a pair of electrodes being contact with the piezoelectric body, wherein the piezoelectric body consists of...
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8048398 |
Process for preparing mixed metal oxide powders
Process for preparing a mixed metal oxide powder, in which oxidizable starting materials are evaporated and oxidized, the reaction mixture is cooled after the reaction and the pulverulent solids...
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8039149 |
Bismuth oxyfluoride based nanocomposites as electrode materials
The present invention relates to bismuth oxyfluoride nanocomposites used as positive electrodes in primary and rechargeable electromechanical energy storage systems.
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7998619 |
Positive-electrode material for lithium secondary battery, secondary battery employing the same, and process for producing positive-electrode material for lithium secondary battery
A subject for the invention is to provide a positive-electrode material, which has high capacity and high output and is inhibited from suffering a decrease in output with repetitions of charge and...
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7931746 |
Black pigment compositions, thick film black pigment compositions, conductive single layer thick film compositions, and black and conductive electrodes formed therefrom
The present invention is directed to pigment compositions with the formula BiwMnxCoyCuzO40, wherein w is between 7 and 9, x is between 3 and 13, y is between 2 and 13, z is between 0.5 and 7 and...
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7901657 |
Amphiphilic nanoparticles
The invention relates to amphiphilic, nanoscalar particles comprising lipophilic hydrolyzable groups on their surface. The invention also relates to methods for producing amphiphilic, nanoscalar...
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7867471 |
Process for preparing advanced ceramic powders using onium dicarboxylates
A process of producing a ceramic powder including providing a plurality of precursor materials in solution, wherein each of the plurality of precursor materials in solution further comprises at...
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7749321 |
Black pigment compositions, thick film black pigment compositions, conductive single layer thick film compositions, and black and conductive electrodes formed therefrom
The present invention is directed to pigment compositions, thick film black pigment compositions, conductive single layer thick film compositions, black electrodes made from such black conductive...
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7708968 |
Nano-scale metal oxide, oxyhalide and oxysulfide scintillation materials and methods for making same
Crystalline scintillator materials comprising nano-scale particles of metal oxides, metal oxyhalides and metal oxysulfides are provided. The nano-scale particles are less than 100 nm in size....
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7625837 |
Process for the removal of heavy metals from gases, and compositions therefor and therewith
A composition, containing vanadium, potassium and a support is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal...
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7585474 |
Ternary oxide nanostructures and methods of making same
A single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, and y ranges from 1.5 to 40, and wherein A and B are independently selected from the group...
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7582276 |
Nanoscale rutile or anatase oxide and method for producing same
The invention relates to nanoscale rutile or oxide powder that is obtained by producing amorphous TiO2 by mixing an alcoholic solution with a titanium alcoholate and with an aluminum alcohalate and...
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7578455 |
Method of grinding particulate material
A particulate material is ground more efficiently using a mixture of at least two different sizes of yttrium-stabilized zirconia balls. The method facilitates preparation of photocatalysts with...
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7576033 |
Process for producing Bi12MO20 particles and photo-conductor layer for radiation imaging panels
An alkaline solution of an alkali-soluble compound, which is selected from the group consisting of an alkali-soluble silicon compound and an alkali-soluble germanium compound, is prepared. Also, a...
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7560089 |
Anisotropically-shaped powder of an alkali metal oxide compound
Grain oriented ceramics constituted of a polycrystalline body having a first perovskite-type alkali-pentavalent metal oxide compound as the main phase, in which a specific crystal plane of each...
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7476376 |
Metal composite oxide with novel crystal structure and their use as ionic conductors
Disclosed is metal composite oxides having the new crystal structure. Also disclosed are ionic conductors including the metal composite oxides and electrochemical devices comprising the ionic...
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7357910 |
Method for producing metal oxide nanoparticles
Method for producing metal oxide nanoparticles. The method includes generating an aerosol of solid metallic microparticles, generating plasma with a plasma hot zone at a temperature sufficiently...
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7338647 |
Synthesis of cathode active materials
The present invention relates to a method for preparing an electroactive metal polyanion or a mixed metal polyanion comprising forming a slurry comprising a polymeric material, a solvent, a...
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7241532 |
Positive-electrode material for lithium secondary battery, secondary battery employing the same, and process for producing positive-electrode material for lithium secondary battery
A subject for the invention is to provide a positive-electrode material, which has high capacity and high output and is inhibited from suffering a decrease in output with repetitions of charge and...
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7232556 |
Titanium comprising nanoparticles and related nanotechnology
Nanoparticles comprising titanium, such as nanoscale doped titanium metal compounds, inorganic titanium compounds, and organic titanium compounds, their methods of manufacture, and methods of...
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7208135 |
Preparation of mixed oxides having mean diameters of less than 10 nanometers
Process for preparing mixed oxides by reacting alkoxides of the elements titanium, zirconium, niobium, tantalum or mixtures thereof with metal hydroxides, metal carboxylates, metal...
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7157024 |
Metal oxide particle and process for producing same
The present invention relates to a metal oxide particle comprising tin atom, zinc atom, antimony atom and oxygen atom, having a molar ratio SnO2:ZnO:Sb2O5 of 0.01–1.00:0.80–1.20:1.00 and having a p...
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7138102 |
Method for manufacturing highly-crystallized double oxide powder
A method for manufacturing a highly-crystallized double oxide powder composed of a single crystal phase which can be used as a phosphor material, a dielectric material, a magnetic material, etc....
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7105145 |
Method of producing ferroelectric metal oxide crystalline particles
Ferroelectric metal oxide crystalline particles are produced by first producing nanoparticles of a ferroelectric metal oxide and dispersing the nanoparticles in a gas phase. Then, the nanoparticles...
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7011908 |
Manganese, bismuth mixed metal oxide cathode for rechargeable lithium electrochemical systems
The present invention provides a manganese bismuth mixed metal oxide cathode material through a solid-state reaction between manganese dioxide, and either bismuth or a bismuth compound in a...
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6926999 |
Positive electrode active material for alkaline cell
A cathode active material for alkaline electrochemical cells comprising an Ag—Bi-M-containing oxidation product produced by oxidizing with an oxidizing agent an Ag—Bi-M-containing neutralized pre...
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6830822 |
Inorganic colors and related nanotechnology
A pigment with modified properties because of the powder size being below 100 nanometers. Blue, yellow and brown pigments are illustrated. Nanoscale coated, un-coated, whisker inorganic fillers are...
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6780394 |
High pressure production of perovskites and resulting products
A perovskite feedstock (powder or preform) is placed in a high-pressure cell of a high pressure/high temperature (HP/HT) apparatus and subjected to pressures in excess of about 2 kbar and...
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6770256 |
Process for synthesizing metal oxides and metal oxides having a perovskite or perovskite-like crystal structure
Metal oxides having a perovskite or perovskite-like crystal structure are prepared by a process comprising subjecting a mixture of starring powders to a high energy milling sufficient to induce...
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6596255 |
Tin-containing granular magnetic oxide particles and process for producing the same
Tin-containing granular magnetic oxide particles comprising spinel-type crystal represented by the formula: Fe3-xSnxO4wherein x is 0.14 to 0.48, andhaving a Fe2+ content of 17 to 22% by weight, a...
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6328942 |
A4MeSb3O12 compounds for growth of epitaxial HTSC/perovskite oxide films for use in HTSC/perovskite oxide devices and microwave device structures
Compounds of the general formula A4 MeSb3 O12 wherein A is either barium (Ba) or strontium (Sr) and Me is an alkali metal ion selected from the group consisting of lithium (Li), sodium (Na) and...
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6251360 |
Method of producing bismuth layered compound
A method of producing a bismuth layered compound that includes the steps of providing a substrate, dissolving Bi, Sr and Ta containing compounds in an organic solvent to form a solution having a...
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6183715 |
Low polarizability of Sb5+ for use in fabrication of low dielectric constant materials
The microwave properties of numerous perovskite antimonates like A2 MeSbO6 where A=Ba or Sr, Me=a rare earth, Y, Sc, Ga, or In and A4 MeSb3 O12 where A=Ba or Sr and M=Li, Na or K were measured at...
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6171571 |
Crystalline multinary metal oxide compositions, process for preparing and processes for using the composition
A new family of crystalline metal oxide compositions have been synthesized. These compositions are described by the empirical formula: An NbMx M'y M"m Opwhere A is an alkali metal cation, ammonium...
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6117572 |
YBCO epitaxial films deposited on substrate and buffer layer compounds in the system Ca2 MeSbO6 where Me=Al, Ga, Sc and In
Compounds of the general formula Ca2 MeSbO6 where Me is a 3+ ion selected from the group consisting of aluminum (Al), scandium (Sc), indium (In), gallium (Ga), or a rare earth metal have been...
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6084246 |
A4 MeSb3 O12 substrates and dielectric/buffer layers for growth of epitaxial HTSC/perovskite oxide films for use in HTSC/perovskite oxide devices and microwave device structures
Compounds of the general formula A4 MeSb3 O12 wherein A is either barium (Ba) or strontium (Sr) and Me is an alkali metal ion selected from the group consisting of lithium (Li), sodium (Na) and...
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5958126 |
Bismuth vanadate pigments
Bismuth vanadate pigments of the formula (Bi4 V2 O11)1-x.(BiVO4)x, where 0≤x<0.9, further comprising from 0 to 0.5% by weight of phosphorus in the form of bismuth phosphate, are characterized by a...
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5928619 |
Composition based on ceric oxide, preparation and use
The invention relates to new compositions based on ceric oxide having an improved oxygen storage capacity, these compositions being characterized in that they contain, besides ceric oxide, at least...
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5908802 |
Nonaqueous solution synthesis process for preparing oxide powders of lead zirconate titanate and related materials
A process for producing powders of perovskite-type compounds which comprises mixing a metal alkoxide solution with a lead acetate solution to form a homogeneous, clear metal solution, adding an...
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5900223 |
Process for the synthesis of crystalline powders of perovskite compounds
A process for the preparation of crystalline perovskite powders consisting essentially of primary particles uniform in nanometer or micrometer size and uniform and near spherical shape and of...
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5897945 |
Metal oxide nanorods
Metal oxide nanorods and composite materials containing such nanorods. The metal oxide nanorods have diameters between 1 and 200 nm and aspect ratios between 5 and 2000.
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5863867 |
Fine-particle bi-sr-ca-cu-o having high phase purity made by chemical precipitation and low-pressure calcination method
In accordance with the invention a process is provided for achieving a phase-pure BSCCO or lead doped BSCCO powder or precursor of the 2201, 2212 or 2223 phase. In this process a cation solution is...
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5853472 |
Transparent bismuth vanadate pigments
Transparent bismuth vanadate pigments and a process for their preparation. Coating bismuth vanadate pigment precursors prepared by known methods with coating compositions conventionally used for...
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5788913 |
Processes to prepare antimony doped tin oxide electroconductive powders
Solution precipitation processes for preparing antimony doped tin oxide having improved volumetric efficiency and improved wash efficiency involving use of concentrated base and metal salt...
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5776424 |
Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with monovalen inorganic anions
There is provided a method for making a monovalent inorganic anion-intercalated hydrotalcite-like material by first reacting a magnesium-containing powder and a transition alumina powder in a...
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5766512 |
Zinc antimonate anhydride and method for producing same
The object of the invention is to provide a zinc antimonate anhydride and a production method thereof. The invention relates to a particle having a ZnO/Sb2 O5 molar ratio in a range of from 0.8 to...
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5759434 |
Compound magnetoresistive material and method for preparing the same
The present invention provides a compound magnetoresistive material having a perovskite related structure and being represented by M1m M2n+1 M3n Zy, where: M1 is a first metal comprising at least...
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5756009 |
Process for the production of an electro-conductive oxide particle
An electro-conductive oxide particle comprising indium atoms, antimony atoms and oxygen atoms in a molar ratio of In:Sb:O being 1:0.02-1.25:1.55-4.63 and having a primary particle diameter of from...
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5728362 |
Method of producing a mixed metal oxide powder and mixed metal oxide powder produced according to the method
A mixed metal oxide powder of nominal composition Mx M'x ' . . . , Oz, wherein M, M', . . . are metal elements and each of x, x', . . . z is greater than zero, is produced by forming an aqueous...
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