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Neuroimaging as a means for validating whether a stimulus such as advertisement, communication, or product evokes a certain mental response such as emotion, preference, or memory, or to predict the consequences of the stimulus on later behavior such as consumption or purchasing.

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Class 502/178 - Silicon carbide


Subclass of Class 502 - Catalyst, solid sorbent, or support therefor: product or process of making
Definition: Composition in which the carbide is of element number 14.
No. of patents: 145
Last issue date: 01/31/2012


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NumberTitleIssue Date
8105971Process for making catalysts useful for the conversion of paraffins to olefins
A process for forming a catalyst useful for the production of an olefin from a hydrocarbon is disclosed. The process may include: admixing at least one of elemental metals and compounds to form a multi-metal composition comprising Mo, V, Nb, Te and at least one of N...
01/31/2012
8105972Catalysts for the conversion of paraffins to olefins and use thereof
A catalyst for the oxidative dehydrogenation of a paraffin to form an olefin, the catalyst having a general formula MoaVbXcYdOn wherein: X=at least one of Nb and Ta; Y=at least one of Te, Sb, Ga, Pd, W, Bi and A...
01/31/2012
8093173Honeycomb catalytic article
There is provided a honeycomb structure where a catalyst is loaded on surfaces of inner pores of the surface layer and on a surface of the surface layer; a relation between a catalyst area proportion A of the catalyst to a gap area proportion B of a gap in a cross-s...
01/10/2012
8022008Hydrogenation catalyst with improved textural properties
A method is provided for making a catalyst support, and includes the steps of providing an aqueous suspension of refractory inorganic oxide and refractory inorganic carbide; forming the suspension into droplets; exposing the droplets to a gelling agent whereby the d...
09/20/2011
8017543Method for obtaining a homogeneous filtering structure for a catalytic application
The invention relates to a method of obtaining a homogeneous filtering structure for a catalytic application, which can be used as a particulate filter in an internal combustion engine exhaust line, said structure comprising a plurality of honeycomb filter elements ...
09/13/2011
7977013Nanowire-based membrane electrode assemblies for fuel cells
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode,...
07/12/2011
7928032Catalyzed soot filter and method(s) to make these
An improved soot catalyst is comprised of an alkali compound at least partially coated by a ceramic coating comprised of C bonded to a metal, semimetallic element or combination thereof. The improved soot catalyst may be employed in catalyzed Diesel particulate filt...
04/19/2011
7851396Porous sintered body, method of manufacturing porous sintered body, and method of manufacturing exhaust gas purifying apparatus
A method of manufacturing a porous sintered body includes mixing first silicon carbide particles, second silicon carbide particles, and a pore forming material having an average particle diameter Y μm to obtain a molding material. The first silicon carbide particle...
12/14/2010
7790650Catalyst comprising nanocarbon structures for the production of unsaturated hydrocarbons
The present invention relates to catalysts comprising at least one support and at least one layer applied to said support, said layer containing a) 20 to 95% by weight of at least one aluminum, silicon, titanium or magnesium oxide compound or a silicon carbide or a ...
09/07/2010
7662739Catalyst element and manufacturing method thereof
A catalyst body including a catalytic material containing an alkali metal and/or an alkaline earth metal, a carrier carrying the catalytic material, and a method of manufacturing the catalyst body are provided. The carrier has a cordierite binder phase and aggregate...
02/16/2010
7435702Photocatalyst and process for purifying gas effluent by photocatalytic oxidation
The photocatalyst based on a composite WO3—SiC/TiO2 semiconductor and subjected to radiation whose wavelength is at least partly less than 400 nm gives1 photocatalytic oxidation of volatile organic compounds and leads to their total mineralis...
10/14/2008
7348289Catalyst body
A catalyst body of the present invention includes: a porous carrier in which a large number of aggregate particles containing a main component of a nonoxide ceramic are bonded to one another while a large number of pores are disposed; and a catalyst layer carried on...
03/25/2008
7341976Stabilized boehmite-derived catalyst supports, catalysts, methods of making and using
A stabilized catalyst support having improved hydrothermal stability, catalyst made therefrom, and method for producing hydrocarbons from synthesis gas using said catalyst. The stabilized support is made by a method comprising treating a crystalline hydrous alumina ...
03/11/2008
7326802Preparation of at least one partial oxidation and/or ammoxidation product of propylene
In a process for preparing at least one partial oxidation and/or ammoxidation product of propylene, the propylene is obtained from crude propane by dehydrogenating and subjected in the presence of unconverted propane as a constituent of a gas mixture 2 which compris...
02/05/2008
7323432Catalyst assembly
A catalyst assembly comprising a substrate, nanofilaments which have a nanometer-size diameter and are formed on the substrate, and particles which have a nanometer-size diameter, at least one of the nanofilaments and the particles having a catalytic function, is pr...
01/29/2008
7304012Catalyst
A process for preparing a supported catalyst or catalyst precursor containing carbon, said process comprising: a. preparing a liquid mixture of (i) at least one catalyst support or catalyst support precursor; (ii) at least one metal-containing compound, wherein said...
12/04/2007
7285514Method for preparing catalyst for partial oxidation of acrolein
The present invention relates to a method for preparing a catalyst for partial oxidation of acrolein, particularly to a method for preparing a catalyst for partial oxidation of acrolein that has a superior acrolein conversion rate, acrylic acid activity, selectivity...
10/23/2007
7282192Mixed 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 decomposition to alkanols and alkenes. ...
10/16/2007
7271120Catalyst for the synthesis of dimethyl carbonate from urea and methanol, preparation and use thereof
A catalyst for the preparation of dimethyl carbonate from urea and methanol having a composition on weight base of: active component of from 20 to 50 wt %, and carrier of from 80 to 50 wt %, and prepared by equal-volume spraying and impregnating method is disclosed....
09/18/2007
7256154Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the same
The present invention relates to a structured catalyst for reforming of gasoline and a method of preparing the same, more particularly to a structured catalyst for reforming of gasoline for fuel-cell powered vehicles prepared by wash-coating the transition metal bas...
08/14/2007
7253134Silicon carbide-based catalytic body and process for producing the same
The silicon carbide-based catalytic body of the present invention comprises: a porous body of given shape comprising a first bonded structure formed by bonding a large number of silicon carbide particles as an aggregate to each oth...
08/07/2007
7250385Catalyst and method for preparation thereof
The invention is a catalyst formed by covering each surface of particles in a ceramic support with an alumina thin film and holding an active catalyst component with the surface of the thin film, which is large in the pore size and porosity and small in the pressure...
07/31/2007
7229945Process of making mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins
The present invention is for a process for making a catalyst for production of unsaturated aldehydes, such as methacrolein, by gas phase catalytic oxidation of olefins, such as isobutylene, said catalyst containing oxides of molybdenum, bismuth, iron, cesium, tungst...
06/12/2007
7217679Catalytic coating for the hydrogenation of maleic anhydride and related compounds to give γ-butyrolactone, tetrahydrofuran and derivatives thereof
A catalyst for the hydrogenation of C4-dicarboxylic acids and/or their derivatives, preferably maleic anhydride, in the gas phase comprises from 5 to 100% by weight, preferably from 40 to 90% by weight, of copper oxide and from 0 to 95% by weight, prefera...
05/15/2007
7196037Catalyst carrier and method of producing same
A method of producing a catalyst carrier. The method comprises contacting a silicon-containing ceramic material with a solution of an aluminum containing metal compound, firing the resulting material, immersing the material in hot water and, again firing the materia...
03/27/2007
7183236Ceramic catalyst body
An object of the present invention is to realize low pressure loss and high purification performance in a constitution in which a primary catalyst component and co-catalyst component are loaded onto a ceramic support that allows catalyst components to be loaded dire...
02/27/2007
7179561Nanowire-based membrane electrode assemblies for fuel cells
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode,...
02/20/2007
7173158Mixed 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 decomposition to alkanols and alkenes. ...
02/06/2007
7153807Catalysts for selective hydrogenation of alkynes and alkadienes
Catalysts have been discovered that are useful in hydrogenation reactions, and particularly for the selective hydrogenation of acetylene and/or methyl acetylene (MA) and/or propadiene (PD) in light olefin-rich feedstreams. These catalysts can selectively hydrogenate...
12/26/2006
7122707Method for producing an annular shell catalyst and use thereof for producing acrolein
Coated catalysts which are suitable for the gas-phase catalytic oxidation of propene to acrolein are prepared by a process in which rings are used as supports and water is used as a binder. ...
10/17/2006
7119046Catalyst carrier and method of producing same
A catalyst carrier which comprises particles of a silicon-containing ceramic material. Each of these particles is covered by a film of alumina on which a noble metal is carried. ...
10/10/2006
7105137Catalyst for the reduction of NO to Nwith hydrogen under NOx oxidation conditions
The invention relates to a novel catalyst having excellent activity, selectivity and stability for reducing nitric oxide to gas nitrogen, with hydrogen being used as a reducing agent, in the low temperature range 100–200° C. and in the presence of an excess of ox...
09/12/2006
7098503Circuitry and capacitors comprising roughened platinum layers
In one aspect, the invention includes a method of forming a roughened layer of platinum, comprising: a) providing a substrate within a reaction chamber; b) flowing an oxidizing gas into the reaction chamber; c) flowing a platinum precursor into the reaction chamber ...
08/29/2006
7067452Ceramic catalyst body
(i) In a ceramic catalyst body which comprises a ceramic carrier which has a multitude of pores capable of supporting a catalyst directly on the surface of a substrate ceramic and a catalyst supported on the ceramic carrier, a layer containing an anti-evaporation me...
06/27/2006
7060651Silica-rich carrier, catalyzer for heterogeneous reactions and method for the production thereof
A silica-rich support and a catalyst containing the silica-rich support and a catalytic component. The support has a specific structure characterized by a set of claimed physicochemical properties: in the 29Si MAS NMR spectrum the state of silicon is char...
06/13/2006
7048894Ceramic filter and catalyst-loaded ceramic filter
A catalyst-loaded ceramic filter made of a ceramic material capable of directly supporting a catalyst component thereon is capable of providing early activation of the catalyst with a low coefficient of thermal expansion and light weight, without compromising the hi...
05/23/2006
7049451Carrier of catalyst for production of epoxide, catalyst for production of epoxide, and method for production of epoxide
A carrier for use in the catalyst for the production of an epoxide is obtained by preparing a carrier precursor containing (a) α-alumina, (b) silicon or a compound thereof, and (c) at least one element selected from the class consisting of germanium, tin, lead, pho...
05/23/2006
7030053Catalyst composition comprising ruthenium and a treated silica support component and processes therefor and therewith for preparing high molecular weight hydrocarbons such as polymethylene
A catalyst composition and a process of using a catalyst composition for preparing high molecular weight hydrocarbons, such as polymethylene, from a fluid containing hydrogen and carbon monoxide are disclosed. The catalyst composition contains ruthenium and a treate...
04/18/2006
7011809Attrition resistant gamma-alumina catalyst support
A γ-alumina catalyst support having improved attrition resistance produced by a method comprising the steps of treating a particulate γ-alumina material with an acidic aqueous solution comprising water and nitric acid and then, prior to adding any catalytic materi...
03/14/2006
7008560Silicon carbide-supported catalysts for partial oxidation of natural gas to synthesis gas
A method for converting light hydrocarbons (e.g. methane or natural gas) to synthesis gas employs a silicon carbide-supported catalyst that catalyzes a net partial oxidation reaction. Certain preferred catalysts include a catalytically active metal disposed on a sil...
03/07/2006
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