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7598204 |
Metallic reagent
A reagent suitable for use as a catalyst comprises a first metal species substrate having a second reduced metal species coated thereon, the second reduced metal species being less electropositive...
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7585812 |
High surface area, small crystallite size catalyst for Fischer-Tropsch synthesis
A catalyst for use in the Fischer-Tropsch process, and a method to prepare the catalyst is disclosed. The catalyst of the present invention has a higher surface area, more uniform metal...
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7582276 |
Nanoscale rutile or anatase oxide and method for producing same
The invention relates to nanoscale rutile or oxide powder that is obtained by producing amorphous TiO 2 by mixing an alcoholic solution with a titanium alcoholate and with an aluminum alcohalate...
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7582202 |
Composition comprising a metal hydroxy salt, its preparation and use as catalyst or sorbent
A Composition comprising one or more metal hydroxy salts and a matrix, binder or carrier material, wherein the metal hydroxy salt is a compound comprising (a) as metal either (i) one or more...
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7563747 |
Fischer-Tropsch catalyst
The present invention relates to a catalyst comprising particles of a cobalt and zinc co-precipitate, having a volume average particle size of less than 150 μm. Another aspect of the invention is...
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7563390 |
Alcohol steam reforming catalysts and methods of alcohol steam reforming
The present invention provides steam reforming catalyst compositions containing Pd and Zn, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties of...
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7544285 |
Catalyst composition preparation and use
A bulk metal oxide catalyst composition of the general formula
(X)b(M)c(Z)d(O)e (I)
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7541311 |
Vermiculite supported catalyst for CO preferential oxidation and the process of preparing the same
A vermiculite supported catalyst for carbon monoxide (CO) preferential oxidation (PROX) is disclosed. The CO PROX catalyst comprises at least one catalytic agent, one optional modifier agent, one...
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7470648 |
Reforming catalysts
The present invention provides catalysts, reactors, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties obtained in methods and catalysts of the...
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7452844 |
High surface area, small crystallite size catalyst for Fischer-Tropsch synthesis
The Fischer-Tropsch catalyst of the present invention is a transition metal-based catalyst having a high surface area, a smooth, homogeneous surface morphology, an essentially uniform distribution...
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7435759 |
Method for the production of dimethyl ether
A method for producing DME, which comprises separating a CO 2 rich stream from a crude product stream containing DME and CO 2 obtained by a DME synthesis from a feed syn gas; introducing the CO 2...
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7422995 |
Process for the preparation of a supported catalyst
The present invention relates to a Catalyst comprising a, preferably oxidic, core material, a shell of zinc oxide around said core material, and a catalytically active material in or on the shell,...
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7402612 |
Stabilized transition alumina catalyst support from boehmite and catalysts made therefrom
This invention relates to methods for making a stabilized transition alumina of enhanced hydrothermal stability, which include the introduction of at least one structural stabilizer; a steaming...
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7387983 |
Methanol reforming catalyst having a reduced volume shrinkage
A methanol reforming catalyst containing passivated copper and zinc oxide and/or alumina can be prepared by
(1) precipitating or spray-drying a mixture of catalyst precursor components dissolved...
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7358212 |
Method for producing multinary metal oxide powders in a pulsed reactor
The invention relates to a method for producing a one-part, multinary metal oxide power which is suitable for producing high-temperature superconductors. To this end, a mixture of the corresponding...
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7351328 |
Desulfurization and novel process for same
A composition comprising a metal oxide and a promoter, wherein at least a portion of the promoter is present as a reduced valence promoter, and methods of preparing such composition are disclosed....
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7271120 |
Catalyst 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...
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7247598 |
Nano-scale magnetic solid base catalyst and its preparation method
This invention describes a nano-scale magnetic solid base catalyst and its preparation method. The catalyst involves a magnetic core coated with a solid base active layer. The synthesis of the...
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7241718 |
Dimethyl ether steam reforming catalyst and method for producing the same
The object of the present invention is to achieve excellent reforming ability even at lower temperatures, with a dimethyl ether steam reforming catalyst. According to the present invention, there...
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7176159 |
Catalyst and sorbent material for the production of hydrogen
A catalyst and sorbent is disclosed which comprises pellets with an absorbent core and a protective shell with a catalyst in the shell. Such material is especially well suited for steam reforming...
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7128769 |
Methanol steam reforming catalysts, steam reformers, and fuel cell systems incorporating the same
Methanol steam reforming catalysts, and steam reformers and fuel cell systems incorporating the same. In some embodiments, the methanol steam reforming catalyst includes zinc oxide as an active...
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7119237 |
Process and catalyst for preparing alcohols
Alcohols prepared by reacting carboxylic acids and/or carboxylic esters with hydrogen in the presence of a special catalyst.
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7091155 |
Catalyst for ester production and process for producing ester
A catalyst for ester production which comprises zirconium oxide, copper, and at least one oxide selected from the group consisting of zinc oxide, chromium oxide, aluminum oxide and silicon oxide,...
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7064097 |
Process for production of a water gas shift catalyst
A process for the preparation of water gas shift catalyst is described. The process includes mixing a copper salt and a zinc salt with an aluminum component in a solution, precipitating a...
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7033972 |
Catalyst for producing dimethyl ether, method for producing catalyst and method for producing dimethyl ether
A catalyst for producing dimethyl ether which comprises alumina particles having an average size of 200 μm or less and a methanol synthesis catalyst layer formed around the alumina particles. The...
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7033566 |
Photocatalyst and use thereof for decomposing chemical substance
A photocatalyst including a metal oxide semiconductor represented by the formula:
In 1−x M x AO 4
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6992041 |
Deep desulfurization catalyst, method for preparing the same and method for desulfurization using the same
A catalyst for deep desulfurization of a mineral oil corresponding to kerosene, having a nickel component of nickel and nickel oxide, zinc oxide, and aluminum oxide The contents of the nickel...
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6964936 |
Method of making maximally dispersed heterogeneous catalysts
A method of making a catalyst with monolayer or sub-monolayer metal by controlling the wetting characteristics on the support surface and increasing the adhesion between the catalytic metal and an...
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6930074 |
Desulfurization and sorbent for the same
A sorbent composition comprising a promoter metal, zinc oxide, and a high density refractory metal oxide can be used to more effectively desulfurize a sulfur-containing fluid such as...
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6844292 |
Method for preparing catalyst for reforming methanol
In a method of manufacturing a copper-zinc-aluminum-based methanol reforming catalyst by coprecipitation, the methanol reforming catalyst is obtained by using a copper compound, a zinc compound and...
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6838407 |
Room temperature curable fluoropolymer coating
The coating composition of the invention cures at room temperature, and forms a coating which is resistant to flex-fatigue. environmental temperature variability and provides for excellent adhesion...
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6828272 |
Catalyst systems for polycondensation reactions
The invention pertains to new catalyst systems for polycondensation reactions, for example for producing polyethylene terephthalate. In accordance with the invention, complex compounds with...
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6693057 |
Water gas shift catalyst
A low temperature copper/zinc/aluminum water gas shift catalyst is described. The catalyst is formed from a precursor, wherein the precursor includes aluminum in the form of hydrotalcite and...
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6683225 |
Oxidic aluminum/zinc catalysts and a process of producing unsaturated fatty alcohols
Oxidic catalysts containing 20 to 25% by weight of aluminum and 40 to 50% by weight of zinc which are suitable for the production of unsaturated fatty alcohols containing 8 to 22 carbon atoms by...
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6683024 |
Desulfurization and novel sorbents for same
A sorbent composition is provided which can be used in the desulfurization of a hydrocarbon-containing fluid such as cracked gasoline or diesel fuel. The sorbent composition contains a support...
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6680279 |
Nanostructured catalyst particle/catalyst carrier particle system
A method of dispersing nanosized catalyst particles on the surface of larger catalyst carrier particles is disclosed. The coating process is done dry and yields high effective surface area of...
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6677263 |
Catalytic promoters for the catalytic cracking of hydrocarbons and the preparation thereof
Disclosed is a catalytic promoter for fluid catalytic cracking of hydrocarbons, comprising a HZSM-5 zeolite in an amount of 5-65 wt % based on the total weight of the catalytic promoter, said...
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6670515 |
Material constituted by ultrafine metallic and oxide particles
A material composed of ultrafine particles, comprising at least a metal element M having catalytic properties and at least a metal element M′ having a standard oxidation potential less than that...
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6645907 |
Photooxidation catalyst and manufacturing method therefor
A photocatalyst and a manufacturing method therefore, in which the adhesion to a support is increased and a baking step is simplified. The photocatalyst comprises the support and a metallic oxide...
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6638889 |
Process for producing hydrocarbons from a synthesis gas, and catalysts therefor
A method of treating a catalyst support comprises introducing onto and/or into an untreated catalyst support which is partially soluble in an aqueous acid solution and/or a neutral aqueous...
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6576217 |
Methanol reforming catalyst, method of manufacturing methanol reforming catalyst and method of reforming methanol
An object of the present invention is to provide a methanol reforming catalyst, which promotes both the steam reforming reaction and the partial oxidation reaction simultaneously so as to achieve a...
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6555498 |
Photooxidation catalyst and manufacturing method therefor
A photocatalyst and a manufacturing method therefore, in which the adhesion to a support is increased and a baking step is simplified. The photocatalyst comprises the support and a metallic oxide...
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6555496 |
Micro-crystalline boehmites containing additives
A microcrystalline boehmite containing additive in a homogeneously dispersed state. Suitable additives are compounds containing elements selected from the group consisting of alkaline earth metals,...
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6514904 |
Hydrocarbon conversion catalyst and process of using thereof
A catalyst and a process for using the catalyst are disclosed generally for the conversion of hydrocarbons. By the use of at least one high temperature calcination under dry conditions, a catalyst...
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6479429 |
Particulate compositions
A process to produce a sorbent composition is provided. This process comprises: (a) contacting a zinc component, an alumina component, and a dispersant component, to form a mixture; and then (b)...
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6444178 |
Purification device for gases
An exhaust gas purification device includes a porous body of catalytic material of the general formula A a B b O 4 disposed in an exhaust gas stream of an engine. The porous body of catalytic...
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6395244 |
Storage catalyst
A storage catalyst includes (1) a component that has a catalytic reducing action for nitrogen oxides at least in the presence of hydrocarbons, and (2) a component that stores NOx at least at...
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6383273 |
Compositions containing a biocidal compound or an adsorbent and/or catalyst compound and methods of making and using therefor
The invention relates to a process for producing compositions containing a biocidal compound or adsorbent and/or catalyst compound and the compositions thereof. The invention also relates to a...
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6342191 |
Anchored catalyst system and method of making and using thereof
This invention relates to a process for producing an enhanced adsorbent particle comprising contacting a non-amorphous, non-ceramic, crystalline, porous, calcined, aluminum oxide particle that was...
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6338830 |
Absorbent and/or catalyst and binder system and method of making and using therefor
The invention relates to a method for producing an adsorbent and/or catalyst and binder system comprising I) mixing components comprising (a) a binder comprising a colloidal metal oxide or...
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