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7608237 |
Synthesis of nanostructured materials using liquid crystalline templates
A process for synthesizing nanostructures is disclosed. The process involves forming a liquid crystalline template by combining a block copolymer, a first reactant in a polar phase, and a nonpolar...
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7591990 |
Processes for preparing chalcopyrite-type compounds and other inorganic compounds
There is provided a process for preparing compounds of formula M 3 M 1 A 2 . The process comprises reacting a compound of formula M 2 M 1 A 2 with a compound of formula M 3 X 2 , in the presence...
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7566435 |
Nanowires and method for making the same
A method for preparing nanowires is disclosed, which comprises the following steps: (a) providing a first precursor solution containing IIB group elements, and a second precursor solution...
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7563430 |
Inorganic metal chalcogen cluster precursors and methods for forming colloidal metal chalcogenide nanoparticles using the same
Methods for forming colloidal metal chalcogenide nanoparticles generally include forming soluble inorganic metal chalcogen cluster precursors, which are then mixed with a surfactant and heated to...
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7560409 |
Photo-oxidation catalysts
Photo-oxidation catalysts and methods for cleaning a metal-based catalyst are disclosed. An exemplary catalyst system implementing a photo-oxidation catalyst may comprise a metal-based catalyst,...
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7547425 |
Cold-walled vessel process for compounding, homogenizing and consolidating semiconductor compounds
A method is provided for compounding, homogenizing and consolidating compounds. In one embodiment, the charge components are mixed in a controlled addition process, then the newly-formed compound...
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7416717 |
Synthesis of pentahalosulfur peroxides and monoxides
Provided are methods for producing pentahalosulfur peroxides and monoxides, such as bis-(pentafluorosulfur) peroxide, that involve exposing a composition comprising a pentahalosulfur hypohalite,...
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7393516 |
Preparation of metal chalcogenides from reactions of metal compounds and chalcogen
A method of preparing metal chalcogenides from elemental metal or metal compounds has the following steps: providing at least one elemental metal or metal compound; providing at least one element...
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7329399 |
Hydrogen trapper compound, method for the production and uses thereof
A hydrogen-trapping compound is provided, along with a process for manufacturing the compound, and its uses, wherein the hydrogen-trapping compound is characterized in that it contains at least one...
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7309473 |
Method for sulphurizing a UO2 powder and method for making nuclear fuel pellets based on UO2 or mixed oxide (U,Pu)O2 oxide with added sulphur
Sulphidation method for a UO 2 powder, in which said powder is sulfurated by bringing it into contact with a gaseous sulphidation agent. Method for manufacturing nuclear fuel pellets based on...
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7282192 |
Mixed metal oxide containing sulfur
The invention relates to a composition of matter comprising at least one metal from Group 3, at least one metal from Group 4, sulfur and oxygen, particularly useful as a catalyst for ether...
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7238331 |
Process for producing nano-powders and powders of nano-particle loose aggregate
The present invention discloses a process for producing nano-powders and powders of nano-particle loose aggregate, which includes: (a) providing at least two reactant solutions A and B capable of...
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7229602 |
Method of preparing metal chalcogenide particles
A method of preparing metal chalcogenide particles. The method comprising the step of reacting an amine and metal complex precursors. The metal complex precursors comprising a chalcogenide and an...
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7128891 |
Process of making metal containing iron oxide and iron sulfide based nanoparticle materials
A method and structure for making magnetite nanoparticle materials by mixing iron salt with alcohol, carboxylic acid and amine in an organic solvent and heating the mixture to 200–360 C is...
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7101527 |
Mixed anion materials and compounds for novel proton conducting membranes
The present invention provides new amorphous or partially crystalline mixed anion chalcogenide compounds for use in proton exchange membranes which are able to operate over a wide variety of...
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7074381 |
Process for producing ammonium polythiomolybdate
A process for preparation of an ammonium polythiomolybdate or a hydrate thereof of the formula (NH 4 ) 2 Mo 3 S 13 .n H 2 O where n is 0, 1 or 2, in which aqueous ammonium monosulfide, elemental...
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7060206 |
Synthesis of metal compounds under carbothermal conditions
Active materials of the invention contain at least one alkali metal and at least one other metal capable of being oxidized to a higher oxidation state. Preferred other metals are accordingly...
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7018603 |
Synthesis of lithium iron sulphides and their use as cathodes
A process for the production of a lithium transition metal sulphide such as lithium iron sulphide, the process comprising reacting a transition metal sulphide with lithium sulphide in a solvent...
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6953565 |
Process for producing ammonium polythimolybdate
A process for producing an ammonium polythiomolybdate of the formula (NH 4 ) 2 Mo 3 S 13 .n H 2 O where n is 0, 1 or 2 in which an aqueous ammoniacal molybdate solution is reacted with hydrogen...
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6906235 |
Iron sulfide mixtures; iron sulfide heavy metal treating agents; and methods of treating using such agents
Novel iron sulfides having excellent durability and excellent treating properties of heavy metals, processes for producing the iron sulfides, iron sulfide mixture, a heavy metal treating agent...
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6861038 |
Ceramics and method of producing ceramics
A method of continuously producing a non-oxide ceramic formed of a metal constituent and a non-metal constituent. A salt of the metal constituent and a compound of the non-metal constituent and a...
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6833127 |
Method of removing structure directing agents from molecular sieves
A structure directing agent is removed from a microporous solid at a temperature below the temperature that would cause the structure directing agent to decompose by cleaving the structure...
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6833083 |
Thermoelectric material and thermoelectric converting element using the same
Compounds are expressed by general formula of A x BC 2−y where 0≦x≦2 and 0≦y<1, and have CdI2 analogous layer structures; A-site is occupied by at least one element selected from the...
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6821677 |
Negative electrode active material and nonaqueous electrolyte battery
A nonaqueous electrolyte battery includes a positive electrode containing a positive electrode active material, a negative electrode containing a sulfide containing Fe, and a nonaqueous electrolyte...
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6740301 |
Process for producing a lithium transition metal sulphide
A process for the production of a lithium transition metal sulphide such as lithium iron sulphide, the process comprising reacting a transition metal sulphide with lithium sulphide in a solvent...
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6682713 |
Iron sulfides, processes for producing the same, iron sulfide mixture, heavy metal treating agent, and method of treating with the agent
Novel iron sulfides having excellent durability and excellent treating properties of heavy metals, processes for producing the iron sulfides, iron sulfide mixture, a heavy metal treating agent...
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6652819 |
Production of high purity vanadium compound from vanadium-containing carbonaceous residues
A process for the production of a vanadium compound from carbonaceous residues containing vanadium, which includes the steps of: (a) combusting the carbonaceous residues at a temperature of...
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6610265 |
Method and system for desulfurizing gasoline or diesel fuel for use in a fuel cell power plant
A fuel processing system is operative to remove substantially all of the sulfur present in a logistic fuel stock supply. The fuel stock can be gasoline, diesel fuel, or other like fuels which...
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6555087 |
Procedure for the production of polymeric sulfur
A procedure for the production of polymeric sulfur with improved stability that comprises the stages of: (a) cooling in a vessel for rapid cooling the sulfur vapor from the vaporization of molten...
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6461581 |
Clathrate compounds and manufacturing method thereof
The present invention provides a clathrate compound which can be used as a thermoelectric material, a hard material, or a semiconductor material. Silicon or carbon are formed into a clathrate...
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6451729 |
Method for preparing a highly active, unsupported high surface-area MoS2 catalyst
The present invention is a new and simple method of decomposing ammonium tetrathiomolybdate (ATTM) in an organic solvent with added water under H 2 pressure. Model compound reactions of...
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6379585 |
Preparation of sulphides and selenides
Sulphides and selenides are prepared by dissolving sulphur or selenium in an aqueous or non-aqueous solution of hydrazine hydrate. The solution is combined with a solution of an appropriate cation...
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6221473 |
Rare-earth and alkali sulphide, method for preparing same and use thereof as a pigment
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6086842 |
Recycling of sodium hydroxide and production of gypsum from dry flue gas desulfurization
The present invention is directed towards a system that makes high quality gypsum from a dry flue gas desulfurization process which utilizes a low temperature regeneration of the carbon adsorbent...
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6080379 |
Alumina-based catalyst for the treatment of gases containing sulphur compounds, use of these catalysts for the treatment and processes for treatment of the said gases
The invention relates to a catalyst for the treatment of gases containing sulphur compounds, using the Claus reaction or using hydrolysis, which is made up of alumina-based porous particles and...
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6013204 |
Alkali metal chalcogenides of bismuth alone or with antimony
A series of alkali metal bismuth or bismuth and antimony, antimony chalcogenides (Te or S) are described. The compounds have a unique combination electrical properties.
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5958846 |
Solid lubricant, especially for friction linings, friction lining mixtures
A solid lubricant, in particular for friction linings, on the basis of metal sulphides, which contains or consists of at least one compound of the formula M1M2 m M3 n S x wherein M1, M2, and M3...
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5894016 |
Method of preparing metal disulfides and the further processing thereof to form dimetal trisulfides
Method of preparing metal disulfides of the general formula (Sn x Me 1 -x)S 2 , wherein Me represents one or more of the elements Ti, Mo, Fe, Cr, Ta, Nb, Mn, Bi, W and Cu, and x can have...
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5768678 |
Manganese sulfide composition and its method of production
Disclosed is a metal sulfide composition for use as a machining aid comprising 55.0% to 65.0% by weight of manganese, 29.0% to 36.0% by weight of sulfur, and greater than 2.0% to 10% by weight of...
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5618471 |
Alkali metal quaternary chalcogenides and process for the preparation thereof
Alkali metal quaternary chalcogenides and process for the preparation. The chalcogenides have the formula A x B y C z D n containing (CD 4 ) 4 - or (C 2 D 6 ) 4 - ions where A is selected...
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5567469 |
Process for producing chalcopyrite type compound thin film
A chalcopyrite compound, for instance, CuInS 2 or CuInSe 2 , is prepared by subjecting a thin film containing copper metal, indium metal, and an indium compound or a compound which contains both...
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5523022 |
Semiconductor compound
Novel compound semiconductors are of the general formula, X 5 YZ 4 , wherein X is a member selected from the group consisting of Cu, Ag and mixtures thereof, Y is a member selected from the group...
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5518972 |
Ceramic materials and methods of making the same comprising yttrium, barium, silver, and either selenium or sulfur
Disclosed are ceramic materials and methods of making the same comprising yttrium, barium, silver, and either selenium or sulfur. Those ceramic materials show changes in magnetic susceptibility at...
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5451327 |
Compound and method for treating water containing metal ions and organic and/or inorganic impurities
A composition for treating water that contains metal ions and possibly also organic and/or inorganic compounds is produced by reacting sulfur with an alkali- and/or alkaline earth metal hydroxide...
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5445847 |
Method for preparing chalcopyrite-type compound
A chalcopyrite-type compound, for instance, CuInS 2 or CuGaS 2 , is prepared by subjecting a Group I-III oxide composition, containing at least one of the Group Ib element, for instance copper...
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5378448 |
Process for removing selenium from sulfur
In a liquid-liquid leaching process for removing selenium from selenium-contaminated sulfur, the selenium-contaminated sulfur in dissolved in an organic solvent to form an organic solution...
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5372798 |
Fullerene compositions and preparation
The invention relates to a composition that is the reaction of a fullerene containing at least one corrannulene ring structure and Y 2 X 2 , wherein Y is Se or S, and X is Cl or Br. Generally,...
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5330708 |
Sulfide alloys that exhibit thermal bistability
A new ternary sulfide alloy exhibits a metal-semiconductor phase transition with hysteresis as a function of temperature. One embodiment of the bistable material includes barium, cobalt, nickel and...
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5300274 |
Method for making molybdenum and sulfur containing compounds
A method for preparing molybdenum and sulfur containing compounds of the general formula X 2 Mo 2 S 12 .yH 2 O, where X is a cation selected from the group consisting of Na + , K + , R 4 N + ,...
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5284942 |
Process for the preparation of peri-dichalcogeno polycyclic aromatic compounds
A process for the preparation of peri-dichalcogeno polycyclic aromatic compounds by preparing in a first step, in an amidic solvent, an alkali metal sulfide, selenide or telluride which, in a...
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