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US20080153692 MODIFIED SUPPORT MATERIALS FOR CATALYSTS  
The present invention relates to a method of producing a catalyst or pre-catalyst suitable for assisting in the production of alkenyl alkanoates. The method includes contacting a modifier...
US20050181940 Methods of making alkenyl alkanoates  
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...
US20110311635 HOLLOW METAL OXIDE SPHERES AND NANOPARTICLES ENCAPSULATED THEREIN  
A nanoparticle including a Group 3 atom-containing shell. In various embodiments, the nanoparticle includes a metal or metal catalyst-containing core, or a substantially metal-free core. In other...
US20090209408 Exhaust Gas-Purifying Catalyst  
A high exhaust gas-purifying efficiency is achieved. An exhaust gas-purifying catalyst includes a substrate, an oxygen storage layer covering the substrate and including an oxygen storage...
US20090069594 Process and Catalyst for Oxidizing Aromatic Compounds  
Catalytic compositions for conversion of substituted aromatic feed materials to oxidized products comprising aromatic carboxylic acid derivatives of the substituted aromatic feed materials...
US20080124264 Oxidation Catalyst and Exhaust-Gas Purification System Using the Same  
An oxidation catalyst that efficiently promotes oxidation of NO to NO2 even in a low temperature range, and an exhaust-gas purification system and method that efficiently removes exhaust-gas...
US20050002839 Catalyst for removing hydrocarbons from exhaust gas and method for purification of exhaust gas  
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from...
US20140217328 Electroless Plating in Microchannels  
Novel methods of electroless plating are described. Catalyst coatings can be applied within microchannel apparatus. Various reactions, including combustion and steam reforming, can be conducted...
US20130078173 COMBINED SLIP CATALYST AND HYDROCARBON EXOTHERM CATALYST  
A catalyst comprising: (a) a first layer comprising an oxidizing catalyst having an effective PGM loading such that oxidation of hydrocarbons generates sufficient heat to regenerate soot, wherein...
US20110312490 Methods for preparing catalyst supports and supported catalysts from carbon nanotubes  
A new method for preparing a supported catalyst is herein provided. A carbon nanotube structure such as a rigid porous structure is formed from carbon nanotubes. A metal catalyst is then loaded or...
US20100022386 Platinum and rhodium and/or iron 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, in the presence of water,...
US20150140317 HIGH SURFACE AREA CATALYST  
The present invention relates to the field of catalysts, and more specifically to nanoparticle catalysts. Materials with high porosity which contain nanoparticles can be created by various...
US20150111725 PHOTOCATALYTIC THIN FILM DEVICES  
Novel photocatalytic devices are disclosed, that utilize ultrathin titania based photocatalytic materials formed on optical elements with high transmissivity, high reflectivity or scattering...
US20160038874 THREE WAY CATALYTIC CONVERTER USING HYBRID CATALYTIC PARTICLES  
The present disclosure relates to a substrate comprising nanomaterials for treatment of gases, washcoats for use in preparing such a substrate, and methods of preparation of the nanomaterials and...
US20080044330 Layered catalyst composite  
A layered, three-way conversion catalyst having the capability of simultaneously catalyzing the oxidation of hydrocarbons and carbon monoxide and the reduction of nitrogen oxides is disclosed. In...
US20130177838 HOLLOW NANOPARTICLES AS ACTIVE AND DURABLE CATALYSTS AND METHODS FOR MANUFACTURING THE SAME  
Hollow metal nanoparticles and methods for their manufacture are disclosed. In one embodiment the metal nanoparticles have a continuous and nonporous shell with a hollow core which induces surface...
US20120010069 METHOD OF PRODUCING CORE-SHELL CATALYST PARTICLE AND CORE-SHELL CATALYST PARTICLE PRODUCED BY THIS PRODUCTION METHOD  
A method of producing a core-shell catalyst particle, the method including: preparing a core particle that contains an alloy including a first core metal having a standard electrode potential of...
US20080271441 Exhaust gas purification catalyst for automobile, exhaust gas purification catalyst system and purifying process of exhaust gas  
The present invention provides an exhaust gas purification catalyst for automobile which is capable of raising temperature of exhaust gas exhausted from combustion engines such as diesel engine...
US20150375207 METHOD AND CATALYST FOR THE SIMULTANEOUS REMOVAL OF CARBON MONOXIDE AND NITROGEN OXIDES FROM FLUE OR EXHAUST GAS  
A method and a catalyst, where flue gas or exhaust gas containing harmful carbon monoxide, organic compounds (VOC) and NOx is contacted with a layered catalyst in which a first layer comprises an...
US20080206562 METHODS OF GENERATING SUPPORTED NANOCATALYSTS AND COMPOSITIONS THEREOF  
The disclosure relates to metal nanoparticle compositions and methods of making such nanoparticle compositions that are useful for the production of electrically conductive features and catalysts.
US20110143930 TUNABLE SIZE OF NANO-ACTIVE MATERIAL ON NANO-SUPPORT  
A method of tuning the size of an nano-active material on a nano-carrier material comprising: providing a starting portion of a carrier material and a starting portion of an active material in a...
US20110082026 PHOTOCATALYST COMPOSITE AND PHOTOCATALYTIC FUNCTIONAL PRODUCT USING THE SAME  
The present invention provides a photocatalyst composite in which brittleness and ease of coming-off of a photocatalyst layer are reduced. The photocatalyst composite includes a base material, at...
US20080219918 CATALYST FOR FUEL REFORMING AND METHOD OF PRODUCING HYDROGEN USING THE SAME  
A catalyst for fuel reforming including a metal catalyst that includes at least one active component A selected from the group consisting of Pt, Pd, Ir, Rh and Ru; and an active component B that...
US20080119353 Method for Producing Heterogeneous Catalysts Containing Metal Nanoparticles  
A monomer is added to a solvent containing metal salt and porous support materials and the solvent is stirred for a period of time to distribute and fix the metal in the pores of the support...
US20050065026 Precious metal - metal oxide composite cluster  
The present invention provides a precious metal—metal oxide composite cluster, wherein said cluster is formed as a single particle by combining a precious metal portion comprising a single atom or...
US20140106260 CORE-SHELL NANOPARTICULATE COMPOSITIONS AND METHODS  
Core-shell nanoparticulate compositions and methods for making the same are disclosed. In some embodiments core-shell nanoparticulate compositions comprise transition metal core encapsulated by...
US20120093703 CATALYST AND METHOD OF MANUFACTURE  
A catalyst composition includes a catalytic metal secured to a porous substrate. The substrate has pores that are templated. The catalyst composition is prepared by a process that includes the...
US20110144382 ADVANCED CATALYSTS FOR FINE CHEMICAL AND PHARMACEUTICAL APPLICATIONS  
A catalyst comprising a plurality of support nanoparticles and a plurality of catalytic nanoparticles. At least one catalytic nanoparticle is bonded to each support nanoparticle. The catalytic...
US20160136617 Synergized PGM Catalyst with Low PGM Loading and High Sulfur Resistance for Diesel Oxidation Application  
Sulfur-resistant SPGM catalysts with significant oxidation capabilities are disclosed. Catalytic layers of SPGM samples may be prepared using incipient wetness and metallizing techniques to...
US20100113260 Ruthenium compositions and methods of making the same  
The present invention is directed to methods for making metal oxide compositions, specifically, metal oxide compositions having high surface area, high metal/metal oxide content, and/or thermal...
US20130071318 FUEL REFORMER, SELECTIVE CO METHANATION METHOD, SELECTIVE CO METHANATION CATALYST, AND PROCESS FOR PRODUCING THE SAME  
Provided is a catalyst for fuel reformation that causes carbon monoxide contained in hydrogen gas, which is produced from a variety of hydrocarbon fuels, to react with hydrogen and thereby to be...
US20110077147 Nanosegregated Surfaces As Catalysts for Fuel Cells  
A method of preparing a nanosegregated Pt alloy having enhanced catalytic properties. The method includes providing a sample of Pt and one or more of a transition metal in a substantially inert...
US20090246103 HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE SAME  
A honeycomb structure includes at least one honeycomb unit having one end face and another end face opposite to the one end face along a longitudinal direction of the at least one honeycomb unit....
US20140200133 CORE-SHELL TYPE METAL NANOPARTICLES AND METHOD FOR PRODUCING THE SAME  
The present invention provides core-shell type metal nanoparticles having a high surface coverage of the core portion with the shell portion, and a method for producing the same. Disclosed is...
US20140140465 Platinum Oxide Colloidal Solution, Manufacturing Method Therefor, Manufacture Apparatus Thereof, and Method of Injection Noble Metal of Boiling Water Nuclear Power Plant  
An aqueous solution of alkali hexahydroxo platinate is produced. As a alkali hexahydroxo platinate, sodium hexahydroxoplatinate or potassium hexahydroxoplatinate is used. The aqueous solution of...
US20100055012 NITROGEN OXIDE STORAGE CATALYST FEATURING A REDUCED DESULFURIZATION TEMPERATURE  
Nitrogen oxide storage catalysts are used to remove nitrogen oxides from the exhaust gas of internal combustion engines operated predominantly under lean burn conditions. When these catalysts are...
US20060178262 Hydrogenation catalyst  
The present development relates to a catalyst composition for the selective hydrogenation of acetylene and to a method for preparing the catalyst. The catalyst comprises iridium, palladium and,...
US20060264319 Method of preparing electrochemical catalyst for proton exchange membrane fuel cell  
A method of preparing electrochemical catalyst for proton exchange membrane fuel cells (PEFC), more particularly, a method of preparing a nano-sized, Pt-based bi-component or multi-component...
US20050031920 Catalysts for water gas shift reaction, method for removing carbon monoxide in hydrogen gas and fuel cell generation system  
There is provided a catalyst for a water gas shift reaction in a hydrogen gas which is able to effectively remove CO in the hydrogen gas within a broader temperature range. Such a catalyst for the...
US20120016042 COBALT-BASED CATALYST ON A SILICA-ALUMINA SUPPORT FOR FISCHER-TROPSCH SYNTHESIS  
The present invention concerns a catalyst for carrying out hydrocarbon synthesis starting from a mixture comprising carbon monoxide and hydrogen, the active phase of which comprises at least one...
US20090272943 Supported Noble Metal Catalyst And Its Use In Synthesis Gas Production  
A catalytic composition comprising a catalytically active metal and a solid support, characterized in that said catalytically active metal is included into the core structure of said solid...
US20050009694 Catalysts and methods for making same  
Catalysts have a catalytic substrate impregnated with a catalytically active metal, and are prepared by adjusting the pH of a solution of catalytic metal ions to precipitate a layer of catalytic...
US20120214084 CATALYST LAYER  
A catalyst layer includes (i) an electrocatalyst, and (ii) a water electrolysis catalyst, iridium or iridium oxide and one or more metals M or an oxide thereof, wherein M is selected from...
US20110034331 EXHAUST GAS PURIFYING CATALYST AND PRODUCTION METHOD THEREOF  
An exhaust gas purifying catalyst including: a plurality of first compounds 5 which have precious metal particles 3 supported thereon and are formed into a particle shape; and second compounds 7...
US20130184507 Hydrogenation Process Using Catalyst Comprising Ordered Intermetallic Compound  
The present invention relates to a process for the hydrogenation, in particular the selective hydrogenation of unsaturated hydrocarbon compounds using a hydrogenation catalyst comprising an...
US20120304620 CATALYST, GAS GENERATOR, AND THRUSTER WITH IMPROVED THERMAL CAPABILITY AND CORROSION RESISTANCE  
A catalyst includes a carrier of essentially hafnia, up to an equal part zirconia, and optionally additional stabilizers, upon the surface of which is deposited an active metal suitable to promote...
US20090239744 HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE  
A honeycomb structure includes a plurality of honeycomb fired bodies combined with one another. The honeycomb fired bodies include a center-portion honeycomb fired body located in a center portion...
US20090088317 Multi-metal reduction catalysts and methods of producing reduction catalysts  
A reduction catalyst having a first metal component comprising one of Co, Os, Fe, Re, Rh and Ru. The first metal component is present in the catalyst at from 0.5 percent to 20 percent, by weight....
US20090054683 Reactor and method for synthesising vinyl acetate in the gaseous phase  
The invention relates to a synthesis reactor and to a method for producing vinyl acetate, in which gaseous ethylene and acetic acid, in addition to oxygen or gases containing oxygen, react...
US20140271446 Catalyst for direct synthesis of hydrogen peroxide  
A catalyst comprising: a platinum group metal, silver or gold, and a carrier containing niobium or tantalum oxide or niobium or tantalum phosphate, and an oxide other than niobium or tantalum...

Matches 1 - 50 out of 223 1 2 3 4 5 >