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| Number | Title | Issue Date |
| 8168561 | Core shell catalyst A core-shell catalyst material can include a core and a shell material. Each of the core material and the shell material can have crystal structures and lattice parameters which allow for a substantially coherent core-shell interface. The shell material can include ... | 05/01/2012 |
| 8158554 | High heat-resistant catalyst and manufacturing method thereof A high heat-resistant catalyst includes: noble metal particles; first compounds which contact the noble metal particles and suppress movement of the noble metal particles; and second compounds which envelop the noble metal particles and the first compounds, suppress... | 04/17/2012 |
| 8143188 | Catalyst, its preparation and use A dehydrogenation catalyst is described that comprises an iron oxide, an alkali metal or compound thereof, and rhenium or a compound thereof. A process for preparing a dehydrogenation catalyst comprising preparing a mixture of iron oxide, an alkali metal or compound... | 03/27/2012 |
| 8129306 | Non-platinum bimetallic polymer electrolyte fuel cell catalysts A polymetallic nanoparticle alloy having enhanced catalytic properties including at least one noble metal and at least one base metal, where the noble metal is preferentially dispersed near the surface of the nanoparticle and the base metal modifies the electronic p... | 03/06/2012 |
| 8101542 | Catalyst for oxidizing monoxide and method of preparing the same Provided are a catalyst for oxidizing carbon monoxide and a method of preparing the same. The catalyst for oxidizing carbon monoxide includes platinum and a transition metal which exists in a bimetallic phase, and the bimetallic phase of the platinum and the transit... | 01/24/2012 |
| 8088707 | Supported catalyst with solid sphere structure, method for preparing the same and carbon nanotubes prepared using the same A supported catalyst with a solid sphere structure of the present invention includes an oxide supporting body and a metal such as Ni, Co, Fe, or a combination thereof distributed on the surface and inside of the supporting body. The supported catalyst with a solid s... | 01/03/2012 |
| 8080493 | Heteropolyanions with late transition metal addenda atoms and process for their preparation The invention relates to polyoxometalates represented by the formula (An)m+ [M13X8RqOy]m− or solvates thereof, wherein A represents a cation, n is the number of the cations, m is the char... | 12/20/2011 |
| 8067333 | Catalysts A process for producing a supported cobalt-based Fischer-Tropsch synthesis catalyst includes, in a first activation stage, treating a particulate catalyst precursor with a reducing gas, at a heating rate, HR1, until the precursor has reached a temperature, T1 | 11/29/2011 |
| 8067332 | Methanation catalyst, and carbon monoxide removing system, fuel processor, and fuel cell including the same A methanation catalyst, a carbon monoxide removing system, a fuel processor, and a fuel cell including the same, and more particularly a non-supported methanation catalyst including the catalytically active non-precious metal particles and the metal oxide particles,... | 11/29/2011 |
| 8062992 | Catalysts A process for producing a supported cobalt-based Fischer-Tropsch synthesis catalyst includes, in a first activation stage, treating a particulate catalyst precursor with a reducing gas, at a heating rate, HR1, until the precursor has reached a temperature, T1 | 11/22/2011 |
| 8039173 | Catalyst for a fuel cell, a method for preparing the same, a membrane-electrode assembly for a fuel cell including the same, and a fuel cell system including the same A cathode catalyst for a fuel cell includes a carrier and an A-B alloy supported on the carrier, where A is at least one metal selected from the group consisting of Pd, Ir, Rh, and combinations thereof, and B is at least one metal selected from the group consisting ... | 10/18/2011 |
| 8017548 | Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith The present invention provides a method for manufacture of supported noble metal based alloy catalysts with a high degree of alloying and a small crystallite size. The method is based on the use of polyol solvents as reaction medium and comprises of a two-step reduc... | 09/13/2011 |
| 8003565 | Platinum-ruthenium containing catalyst formulations for hydrogen generation A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, optionally in the presence of water, preferably at a temperature of less than about 450° C. to produce ... | 08/23/2011 |
| 7998896 | Exhaust gas purifying catalyst An exhaust gas purifying catalyst having a good ignition performance is provided. The exhaust gas purifying catalyst 1 includes a catalyst substrate 3 and a catalyst coating layer 5 which contains a noble metal and a refractory inorganic oxide a... | 08/16/2011 |
| 7985709 | Methodology for the effective stabilization of tin-oxide-based oxidation/reduction catalysts The invention described herein involves a novel approach to the production of oxidation/reduction catalytic systems. The present invention serves to stabilize the tin oxide reducible metal-oxide coating by co-incorporating at least another metal-oxide species, such ... | 07/26/2011 |
| 7935655 | Nanostructured core-shell electrocatalysts for fuel cells Catalytic layers for use in the electrodes of fuel cells including a non-noble metal substrate layer coated with one or a few monolayers of noble metal, such as Pt. These thin, highly porous structures with large catalytically active surface areas, should exhibit a ... | 05/03/2011 |
| 7851404 | Process for preparing cobalt catalysts on titania support Catalysts comprising cobalt on a titania support are produced by mixing together particles of a solid titania support and an aqueous solution of cobalt ammine carbonate, and heating to an elevated temperature sufficient to effect decomposition of the cobalt ammine c... | 12/14/2010 |
| 7820588 | Carbon monoxide catalyst The invention relates to a catalyst for the oxidation of carbon monoxide (CO) at low temperatures, which is a catalytically active composition based on platinum and cobalt. The catalyst can be used in the removal of CO from hydrogen-rich gas for fuel cell technology... | 10/26/2010 |
| 7811965 | Platinum-copper-nickel fuel cell catalyst A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper, and nickel, wherein the concentration of platinum therein is greater than 50 atomic percent and less than 80 atomic percent, and further wherein the sum of... | 10/12/2010 |
| 7811963 | Elongated shaped particles use as a catalyst or support thereof An elongated-shaped particle having two protrusions; each extending from and attached to a central position, wherein the central position is aligned along the longitudinal axis of the particle, the cross-section of the particle occupying the space encompassed by the... | 10/12/2010 |
| 7811964 | Reforming catalyst with chelated promoter A process for preparing a naphtha reforming catalyst has been developed. The process involves the use of a chelating ligand such as ethylenediaminetetraacetic acid (EDTA). The aqueous solution of the chelating ligand and a tin compound is used to impregnate a suppor... | 10/12/2010 |
| 7811966 | Catalyst, catalyst precursor, and catalyst carrier A catalyst, catalyst precursor, or catalyst carrier formed as an elongated shaped particle having a cross section comprising three protrusions each extending from and attached to a central position. The central position is aligned along the longitudinal axis of the ... | 10/12/2010 |
| 7807602 | Process for hydrocarbon synthesis A method for the preparation of a catalyst or catalyst precursor comprising: (a) admixing a carrier material, a homogeneous crystalline solid solution of a cobalt compound and one or more d-metal compounds and/or one or more co-catalysts or precursors thereof, and o... | 10/05/2010 |
| 7786037 | Nanostructured metal-polyaniline composites Metal-polyaniline (PANI) composites are provided together with a process of preparing such composites by an electrodeless process. The metal of the composite can have nanoscale structural features and the composites can be used in applications such as catalysis for ... | 08/31/2010 |
| 7772150 | Method to prepare nanoparticles on porous mediums A method to prepare porous medium decorated with nanoparticles involves contacting a suspension of nanoparticles in an ionic liquid with a porous medium such that the particles diffuse into the pores of the medium followed by heating the resulting composition to a t... | 08/10/2010 |
| 7767618 | Bi-phase platinum catalyst, method of manufacturing the same, and solar cell using the bi-phase platinum catalyst A bi-phase platinum catalyst, a method of manufacturing the same, an electrode including the bi-phase platinum catalyst, and a solar cell including the electrode. The bi-phase platinum catalyst includes platinum particles and an amorphous metal oxide. ... | 08/03/2010 |
| 7737077 | Catalyst for purifying exhaust gases This is to provide a catalyst for purifying exhaust gases, catalyst which are good in terms of the purifying performance. A catalyst according to the present invention for purifying exhaust gases comprises: a catalytic support substrate (1); a first ca... | 06/15/2010 |
| 7727930 | Catalyst, membrane electrode assembly and fuel cell A catalyst includes a conductive carrier and catalyst particles. The catalyst particles are supported on the conductive carrier and have a composition represented by formula 1, below. An area of a peak derived from a metal bond of a T-element is 15% or more of an ar... | 06/01/2010 |
| 7713910 | Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith The present invention provides a method for manufacture of supported noble metal based alloy catalysts with a high degree of alloying and a small crystallite size. The method is based on the use of polyol solvents as reaction medium and comprises of a two-step reduc... | 05/11/2010 |
| 7709414 | Engine exhaust catalysts containing palladium-gold An engine exhaust catalyst exhibits improved CO oxidation performance relative to conventional engine exhaust catalysts and includes a first supported catalyst comprising platinum and a second supported catalyst comprising palladium and gold species in close contact... | 05/04/2010 |
| 7696127 | Exhaust gas purifying catalyst Disclosed is an exhaust gas purifying catalyst, which comprises a CeZr-based composite oxide capable of maintaining a hollow structure to ensure an oxygen absorbing/releasing capability, even after being exposed to high-temperature exhaust gas. The exhaust gas purif... | 04/13/2010 |
| 7691778 | Exhaust gas purification catalyst An exhaust gas purification catalyst comprises: an oxygen storage component constituted by a mixed oxide containing cerium and zirconium; and a catalytic metal carried on the oxygen storage component. The oxygen storage component is in the form of hollow secondary p... | 04/06/2010 |
| 7655595 | Sol-gel based oxidation catalyst and coating system using same An oxidation catalyst system is formed by particles of an oxidation catalyst dispersed in a porous sol-gel binder. The oxidation catalyst system can be applied by brush or spray painting while the sol-gel binder is in its sol state. ... | 02/02/2010 |
| 7651972 | Method of manufacturing high-crush-strength iridium catalyst for hydrazine decomposition reaction in spacecraft thrusters using bauxite Disclosed herein is a method for manufacturing a high-crush-strength iridium catalyst for hydrazine decomposition for spacecraft and satellite propulsion using bauxite, the method including: an acid treatment step of bringing bauxite into contact with a 0.1-10 M aci... | 01/26/2010 |
| 7638460 | Exhaust gas purifying catalyst and method of manufacturing the same An exhaust gas purifying catalyst of the present invention has a substrate, and a catalyst layer formed on an inner wall of the substrate and composed of at least a single layer. The catalyst layer contains a carrier supporting noble metal. Further, a maximum height... | 12/29/2009 |
| 7622419 | Filter catalyst To provide a filter catalyst in which the closure of ventilation holes by a catalytic layer is inhibited. A filter catalyst of the present invention is characterized in that it has pores of 1-20 μm in a porosity of 11% or more. The filter catalyst of the present in... | 11/24/2009 |
| 7618917 | Ruthenium catalysts Novel ruthenium catalysts can be obtained by: i) treating a support material based on amorphous silicon dioxide one or more times with a halogen-free aqueous solution of a low molecular weight ruthenium compound and subsequently dr... | 11/17/2009 |
| 7608561 | Exhaust gas purifying catalyst An exhaust gas purifying catalyst comprising: a honeycomb-like substrate disposed in an exhaust passage for an engine; and a catalytic layer formed on a cell wall of said substrate, said catalytic layer including a mixed oxide which contains Ce (cerium) and Zr (zirc... | 10/27/2009 |
| 7605108 | Catalyst, exhaust gas purification catalyst, and method for manufacturing same A catalyst which suppresses aggregation of metal particles and which has superior heat resistance. In the catalyst, metal particles are supported by a surface of a carrier while being partially embedded therein. ... | 10/20/2009 |
| 7601671 | Drying method for exhaust gas catalyst A method for preparing an exhaust gas catalyst includes preparing a washcoat comprising a catalytically effective amount of at least one catalytically active metal disposed upon an oxide support; disposing the catalytically active metal-oxide support washcoat upon a... | 10/13/2009 |
