Class / Patent application number | Description | Number of patent applications / Date published |
502243000 | Of Group I (i.e., Alkali, Ag, Au or Cu) | 32 |
20080287290 | LAYERED SUPPORT MATERIAL FOR CATALYSTS - The present invention addresses at least four different aspects relating to catalyst structure, methods of making those catalysts and methods of using those catalysts for making alkenyl alkanoates. Separately or together in combination, the various aspects of the invention are directed at improving the production of alkenyl alkanoates and VA in particular, including reduction of by-products and improved production efficiency. A first aspect of the present invention pertains to a unique palladium/gold catalyst or pre-catalyst (optionally calcined) that includes rhodium or another metal. A second aspect pertains to a palladium/gold catalyst or pre-catalyst that is based on a layered support material where one layer of the support material is substantially free of catalytic components. A third aspect pertains to a palladium/gold catalyst or pre-catalyst on a zirconia containing support material. A fourth aspect pertains to a palladium/gold catalyst or pre-catalyst that is produced from substantially chloride free catalytic components. | 11-20-2008 |
20090088319 | Synthesis of Gold Metal Oxide Catalysts for Catalytic Oxidation of Carbon Monoxide by Vapor Deposition of Ammonia - The present invention provides processes for synthesizing gold metal oxide catalysts and gold metal oxide catalysts synthesized according to the processes described herein. Methods of using the gold metal catalysts are also provided. | 04-02-2009 |
20090192031 | IZM-1 CRYSTALLINE SOLID AND A PROCESS FOR ITS PREPARATION - The invention concerns a crystalline solid designated IZM-1, which has the X ray diffraction diagram given below. Said solid has a chemical composition, expressed as the anhydrous base in terms of moles of oxides by the formula XO | 07-30-2009 |
20090209413 | MODIFIED CATALYST SUPPORTS - A modified catalyst support exhibiting attrition resistance and/or deaggregation resistance is provided. A catalyst composition including the modified catalyst support is also provided. A process to produce a modified catalyst support including treatment of a support slurry with a solution of monosilicic acid is provided. A process to use a catalyst including the modified catalyst support in a Fischer-Tropsch synthesis is provided. | 08-20-2009 |
20090239740 | HONEYCOMB STRUCTURE - A honeycomb structure includes a plurality of honeycomb fired bodies. Each of the plurality of honeycomb fired bodies has a longitudinal direction and cell walls extending along the longitudinal direction to define cells. An adhesive layer is provided between the plurality of honeycomb fired bodies to connect the plurality of honeycomb fired bodies so that each longitudinal direction is substantially in parallel with each other. The plurality of honeycomb fired bodies include at least one center-portion honeycomb fired body located at a center portion of the honeycomb structure and at least one periphery honeycomb fired body surrounding the center-portion honeycomb fired body to form a peripheral face of the honeycomb structure. The periphery honeycomb fired body includes contact faces contacting the adhesive layer. At least one of the contact faces has irregularities. | 09-24-2009 |
20090298681 | STABLE FERROUS-FERRIC NITRATE SOLUTIONS FOR FISCHER-TROPSCH CATALYST PREPARATION - A method of producing stable ferrous nitrate solution by dissolving iron in nitric acid to form a ferrous nitrate solution and maintaining the solution at a first temperature for a first time period, whereby the Fe(II) content of the ferrous nitrate solution changes by less than about 2% over a second time period. A method of producing stable Fe(II)/Fe(III) nitrate solution comprising ferrous nitrate and ferric nitrate and having a desired ratio of ferrous iron to ferric iron, including obtaining a stable ferrous nitrate solution; dissolving iron in nitric acid to form a ferric nitrate solution; maintaining the ferric nitrate solution at a second temperature for a third time period; and combining amounts of stable ferrous nitrate solution and ferric nitrate solution to produce the stable Fe(II)/Fe(III) nitrate solution. A method of preparing an iron catalyst is also described. | 12-03-2009 |
20100081569 | COATING MATERIAL HAVING CATALYTIC ACTIVITY AND USE OF SAID COATING MATERIAL - The invention relates to a coating material having catalytic activity for reducing the combustion temperature of soot and organic substances. It also relates to the use of the coating material. In order to create a catalytically active coating material with which an abrasion-proof coating suitable also for optical applications can be produced for the combustion of soot and organic substances, it is proposed within the scope of the invention that the coating material contains at least 20 and less than 50 wt. % of compounds of subgroup metals or of elements of the third and fourth main groups, and between 10 and 80 wt. % of alkali or alkaline earth compounds, the molar proportion of alkali or alkaline earth compounds being higher than the molar proportion of compounds of subgroup metals or of elements of the third and fourth main groups. Surprisingly, the catalytic composition according to the invention permits the production of a colorless, transparent or translucent coating which also shows high abrasion resistance. | 04-01-2010 |
20100120611 | CATALYTICALLY ACTIVE COMPONENT FOR THERMAL IONIZATION DETECTORS FOR THE DETECTION OF HALOGEN-CONTAINING COMPOUNDS AND PROCESS FOR PRODUCING AN OXIDE-CERAMIC MATERIAL FOR THE COMPONENT - The invention relates to catalytically active components for thermal ionization detectors for the detection of compounds containing halogen which have an improved structure as well as to a manufacturing method for an oxide ceramic sintering material for the components. It is the object of the invention to manufacture catalytically active components for thermal ionization detectors for gas chromatographic applications which are thermally, mechanically and chemically stable in the long term and which have increased sensitivity to the materials to be detected. In this respect, the sintering material should be adjustable in a controllable manner in the ideal parameter required for the detector. It is proposed in accordance with the invention to use an oxide ceramic sintering material for the components which comprises a crystalline phase and an amorphous glass phase, with it being essential to the invention that the amorphous glass phase is formed with 0.1 to 20% by weight of a cesium compound. | 05-13-2010 |
20100197489 | METHOD OF CHARGING CATALYST TUBES OF A BUNDLE OF CATALYST TUBES IN A STRUCTURED FASHION - A method of charging catalyst tubes of a bundle of catalyst tubes in a structured fashion, in which uniformly predispensed portions of formulations of shaped catalyst bodies are used for producing a section of charge. | 08-05-2010 |
20100267552 | Sulfur tolerant alumina catalyst support - The present invention is directed to an improved catalyst support and to the resultant catalyst suitable for treating exhaust products from internal combustion engines, especially diesel engines. The support of the present invention is a structure comprising alumina core particulate having high porosity and surface area, wherein the structure has from about 1 to about 40 weight percent silica in the form of cladding on the surface area of said alumina core. The resultant support has a normalized sulfur uptake (NSU) of up to 15 μg/m2. | 10-21-2010 |
20100273644 | DOPED Pd/Au SHELL CATALYST, METHOD FOR PRODUCING THE SAME AND USE THEREOF - A shell catalyst for producing vinyl acetate monomer (VAM), comprising an oxidic porous catalyst support, formed as a shaped body, with an outer shell in which metallic Pd and Au are contained. To provide a shell catalyst for producing VAM which has a relatively high activity and can be obtained at relatively low cost, the catalyst support is doped with at least one oxide of an element selected from the group consisting of Li, P, Ca, V, Cr, Mn, Fe, Sr, Nb, Ta, W, La and the rare-earth metals. | 10-28-2010 |
20110034330 | COATED CATALYSTS COMPRISING A MULTIMETAL OXIDE COMPRISING MOLYBDENUM, BISMUTH AND IRON - The invention relates to a coated catalyst, which is obtainable from a catalyst precursor comprising | 02-10-2011 |
20120329644 | CATALYST COMPOSITION AND CATALYTIC REDUCTION SYSTEM - A catalyst composition, a method of preparation of catalyst composition, a catalytic reduction system including the catalyst composition and a system using the catalytic reduction system are provided. The catalyst composition includes a templated amorphous metal oxide substrate, a catalyst material, and a sulfur scavenger material. The catalyst material includes a catalyst metal disposed on the templated metal oxide substrate and the sulfur scavenger includes an alkali metal. | 12-27-2012 |
20140087940 | MIXED OXIDE COMPOSITIONS AND PROCESS FOR PREPARING ISOOLEFINS - The present invention relates to mixed oxide compositions, to the use thereof as a catalyst for cleavage of alkyl tert-alkyl ethers or tertiary alcohols, and to a process for cleaving alkyl tert-alkyl ethers or tertiary alcohols to isoolefins and alcohol or water. | 03-27-2014 |
20140113808 | NOx PURIFICATION CATALYST AND METHOD OF PRODUCING THE SAME - [Problem] The present invention provides a NO | 04-24-2014 |
20140221199 | STABLE OXIDE ENCAPSULATED METAL CLUSTERS AND NANOPARTICLES - The present invention discloses stable, non-agglomerated, ultra-small metal/alloy clusters encapsulated in silica with the metal/alloy cluster size of less than 5 nm. The invention further discloses a simple, cost effective process for the preparation of metal/alloy clusters encapsulated in silica which is thermally stable and without agglomeration. | 08-07-2014 |
20150141239 | GAS PHASE HETEROGENEOUS CATALYTIC OXIDATION OF ALKANES TO ALIPHATIC KETONES AND/OR OTHER OXYGENATES - A catalyst, its method of preparation and its use for producing aliphatic ketones by subjecting alkanes C | 05-21-2015 |
20150314269 | PLASMONICALLY ACTIVE NANOCOMPOSITES WITH A BIMODAL NANOPARTICLE SIZE DISTRIBUTION - A self-regenerative metal nanocomposite comprised of a bimodal distribution of metal nanoparticles (NPs) with a metal oxide surrounding is introduced as a new type of plasmonic catalyst through a physical method. Methods of forming such nanocomposites are also disclosed. The support-free catalyst shows plentiful surface adsorbed oxygen species along with excellent localized surface plasmon resonance (LSPR) and appreciable photoluminescence (PL). The combination of high activity and durability of this plasmonic catalyst makes it viable for potential energy and cost-effective catalytic applications. | 11-05-2015 |
20160001270 | CATALYST FOR PREPARING ACROLEIN AND ACRYLIC ACID, AND PREPARATION METHOD THEREOF (AS AMENDED) - The present invention relates to a catalyst for preparing acrolein and acrylic acid, and a preparation method thereof. The catalyst according to the present invention can be uniformly packed in a reactor and the collapse of the catalyst can be minimized because it has excellent mechanical properties, and it can be stably used for a long period of time. | 01-07-2016 |
20160045909 | TREATMENT OF ALKALI SILICA GEL AND ALKALI POROUS METAL OXIDE COMPOSITIONS - A method for treating Group 1 metal/silica gel compositions that are pyrophoric is provided to convert them into Group 1 metal/silica gel compositions that are no longer pyrophoric. A method for treating Group 1 metal/porous metal oxide compositions that are pyrophoric is provided to convert them into Group 1 metal/porous metal oxide compositions that are no longer pyrophoric. The pyrophoric Group 1 metal/silica gel composition or the pyrophoric Group 1 metal/porous metal oxide composition is treated with a low amount of dry oxygen or low concentration of dry oxygen mixture to convert them into compositions that are no longer pyrophoric or reactive with dry oxygen or air. | 02-18-2016 |
20160067699 | CATALYST STRUCTURE, CATALYST STRUCTURE MANUFACTURING METHOD AND CATALYST STRUCTURE MANUFACTURING APPARATUS - A catalyst layer in which a plurality of supported catalysts each including a particulate catalyst support and catalyst particles having a smaller diameter than the catalyst support and supported in a dispersed manner on a surface of the catalyst support are bound by a binder is provided. Thereby a specific surface area can be drastically improved and a catalyst function can be enhanced. | 03-10-2016 |
20160074835 | PROCESS FOR PRODUCTION OF ADIPIC ACID FROM 1,6-HEXANEDIOL - Processes are disclosed for the conversion of 1,6-hexanediol to adipic acid employing a chemocatalytic reaction in which 1,6-hexanediol is reacted with oxygen in the presence of particular heterogeneous catalysts including at least one of platinum or gold. The metals are preferably provided on a support selected from the group of titania, stabilized titania, zirconia, stabilized zirconia, silica or mixtures thereof, most preferably zirconia stabilized with tungsten. The reaction with oxygen is carried out at a temperature from about 100° C. to about 300° C. and at a partial pressure of oxygen from about 50 psig to about 2000 psig. | 03-17-2016 |
502244000 | Of copper | 10 |
20090298682 | CATALYST COMPOSITIONS AND PROCESS FOR OXYCHLORINATION - Oxychlorination catalyst compositions which include a catalytically effective amount of an oxychlorination catalyst and a diluent having certain chemical composition and/or physical properties are disclosed. Processes using such oxychlorination catalyst compositions are also described. Some oxychlorination catalyst compositions and processes disclosed herein can increase the optimal operating temperature, and thereby increase the production capacity of an existing reactor, such as a fluid-bed reactor, compared to other oxychlorination catalyst compositions. | 12-03-2009 |
20100087312 | CHROMIUM-FREE CATALYSTS OF METALLIC CU AND AT LEAST ONE SECOND METAL - Described is a method for the preparation of a chromium-free catalyst comprising Cu and at least one second metal in metallic or oxidic form, comprising the steps of a) preparing a final solution comprising ions of Cu and of at least one second metal, said final solution additionally comprising ions of a complexing agent and having a pH of above 5; b) contacting said final solution with inert carrier to form a final solution/carrier combination; c) optionally, drying the final solution/carrier combination; d) calcining the final solution/carrier combination obtained in step c) or d) to yield Cu and the at least one second metal in oxidic form; and e) reducing at least part of the thus obtained oxidic Cu on the carrier. Further, a catalyst obtainable by the said method as well as uses thereof are described. | 04-08-2010 |
20120202681 | CARBON OXIDES CONVERSION PROCESS - A carbon oxides conversion process includes reacting a carbon oxide containing process gas containing hydrogen and/or steam and containing at least one of hydrogen and carbon monoxide in the presence of a catalyst including shaped units formed from a reduced and passivated catalyst powder, the powder including copper in the range 10-80% by weight, zinc oxide in the range 20-90% by weight, alumina in the range 5-60% by weight and optionally one or more oxidic promoter compounds selected from compounds of Mg, Cr, Mn, V, Ti, Zr, Ta, Mo, W, Si and rare earths in the range 0.01-10% by weight, wherein said shaped units have a reduced to as-made mean horizontal crush strength ratio of ≧0.5:1 and a copper surface area above 60 m | 08-09-2012 |
20130281287 | Nanocrystalline Copper Oxide and Method for the Production thereof - A nanocrystalline supported or unsupported copper oxide with a residual carbon content of <10% and a BET surface area >95 m | 10-24-2013 |
502245000 | And group VIII metal containing (i.e., iron or platinum group) | 6 |
20090075814 | PROMOTED, ATTRITION RESISTANT, SILICA SUPPORTED PRECIPITATED IRON CATALYST - A catalyst support solution for improving the attrition resistance of a Fischer-Tropsch catalyst, the solution comprising: crystalline silica and at least one chemical promoter selected from alkali metal bases, wherein the support solution has a pH of greater than or equal to about 7. A structurally promoted catalyst comprising: crystalline silica; at least one basic chemical promoter; and iron; wherein the catalyst comprises SiO | 03-19-2009 |
20100273645 | Functional Surface Catalyst Composition - A catalyst composition, useful for a diversity of chemical production processes, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 10-28-2010 |
20110245072 | METHOD FOR CONTINUOUSLY PREPARING METAL OXIDES CATALYST AND APPARATUS THEREOF - A method for continuously preparing a metal oxides catalyst comprises the following steps: dissolving metal materials using nitric acid solution to produce a metal nitrate solution, and also to produce NO | 10-06-2011 |
20130217569 | STABLE SLURRY BED FISCHER-TROPSCH CATALYST WITH HIGH SURFACE AREA AND ACTIVITY - A method of forming a Fischer-Tropsch catalyst by providing at least one metal nitrate solution, combining each of the at least one metal nitrate solutions with a precipitating agent whereby at least one catalyst precipitate is formed, and incorporating a strong base during precipitation, subsequent precipitation, or both during and subsequent precipitation. Catalysts produced via the disclosed method are also provided. | 08-22-2013 |
20130237410 | Method for Manufacturing Iron Catalyst - Disclosed is a method for manufacturing an iron catalyst, the method including: a mixing stage where a mixture solution is manufactured by mixing iron nitrate (Fe(NO | 09-12-2013 |
20150080210 | Method for Preparing Iron-Based Catalyst and Iron-Based Catalyst Prepared by the Same - A method for preparing an iron-based catalyst, the method including preparing iron ore particles by grinding iron ore; and impregnating the iron ore particles with a first metal and second metal, wherein the first metal is selected from copper, cobalt, or manganese, or a combination thereof, and the second metal is selected from an alkali metal or alkali earth metal, or a combination thereof. | 03-19-2015 |