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8084384 |
Magnesium aluminosilicate clays—synthesis and catalysis
This invention is directed to a synthesis process for preparing magnesium aluminosilicate clays and to the products of said process. Briefly, a silicon component, an aluminum component, and a...
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7956001 |
Templated metal oxide particles and methods of making
Composite particles of a metal oxide particle within a crosslinked, cored dendrimer are described. Additionally, methods of making the composite particles and compositions that contain the...
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7932408 |
Catalyst with bimodal pore size distribution and the use thereof
The invention is directed to a catalyst for the epoxidation of an olefin to an olefin oxide, the catalyst comprising a support having at least two pore size distributions, each pore size...
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7928265 |
Antioxidant compositions of octylated diphenylamines and method of their preparation
Method of preparation of antioxidant composition on the basis of diphenylamine by catalytic alkylation of diphenylamine by an threefold excess of diisobutylene with regard to diphenylamine in the...
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7910511 |
Method of preparing metallic nanoparticles and materials thus obtained
The invention relates to a method of preparing metallic nanoparticles and to the materials thus obtained. More specifically, the invention relates to a method of preparing metallic nanoparticles...
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7893175 |
Ziegler-natta catalyst, preparation, and use for the polymerization of alkenes
A method for making a solid catalytic component for a Ziegler-Natta catalyst includes contacting a particulate porous support with a solution of a hydrocarbon soluble organomagnesium precursor...
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7829493 |
Method of preparing metallic nanoparticles and materials thus obtained
The invention relates to a method of preparing metallic nanoparticles and to the materials thus obtained. More specifically, the invention relates to a method of preparing metallic nanoparticles...
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7655593 |
Catalysts
A method of manufacturing a cobalt catalyst is described, which comprises the steps of forming an aqueous solution of a cobalt amine complex, oxidising said solution such that the concentration of...
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7642212 |
Hydroconversion catalysts and methods of making and using same
Stable catalyst carrier impregnating solutions can be prepared using a component of a Group VIB metal, e.g., molybdenum, at high concentration, a component of a Group VIII metal, e.g., nickel, at...
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7632483 |
Hydrogen generating system and hydrodehalogenation method
The invention concerns a hydrogen generating system, characterized in that it combines a water-corrodible metal, an inorganic material, said material having a specific surface capable of fixing the...
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7598202 |
Use of cationic layered materials, compositions comprising these materials, and the preparation of cationic layered materials
Novel compositions of matter comprising a cationic layered material and a second compound. The second compound has a reflection in its XRD pattern at 18.5 degrees two-theta, and s second reflection...
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7576024 |
Catalyst composition comprising anionic clay and rare earth metals, its preparation and use in FCC
The invention relates to a composition comprising anionic clay and rare earth metal hydroxy carbonate. This composition can suitably be used in FCC for the reduction of NOx and/or SOx emissions,...
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7531147 |
Method of producing unsaturated aldehyde and/or unsaturated acid
Disclosed is a shell-and-tube reactor that may be used for fixed-bed catalytic partial oxidation, the reactor being characterized by including at least one reaction zone of a first-step reaction...
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7518023 |
Highly active spherical metal support catalysts
The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides...
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7514167 |
Catalyst for a water gas shift for a fuel cell system, a method of preparing the same, and a fuel cell system including the same
The water gas shift catalyst for a reformer of a fuel cell system where a supporter includes a clay and ZnO filled between layers of the clay; and an active material including CuO supported on the...
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7507844 |
Nanometer scale restructuring of alumina carrier surface and catalysts for the production of alkene oxides
A carrier and a catalyst useful for the oxidation of ethylene to ethylene oxide which uses the carrier. The carrier is composed of an inert, refractory solid support such as alpha alumina and has a...
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7473663 |
Process for the preparation of an additive-containing anionic clay
Process for the preparation of an additive-containing anionic clay comprising the steps of (a) preparing a physical mixture of a divalent and a trivalent metal compound, (b) calcining the physical...
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7449425 |
Production of alcohols from synthesis gas
The invention relates to a catalyst composition, a method of making the same and its use in a process for converting synthesis gas to alcohols. The catalyst composition comprises an anionic clay...
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7449421 |
Catalyst and its use for improving the pour point of hydrocarbon charges
A catalyst comprising at least one zeolite (molecular sieve) chosen from the group formed by the TON structure type zeolites (Theta-1, ZSM-22, ISI-1, NU-10 and KZ-2) and at least one zeolite chosen...
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7442664 |
Process for the preparation of an FCC catalyst
This invention relates to a process for the preparation of a fluid catalytic cracking catalyst with improved attrition resistance. According to this preparation process, an aqueous slurry...
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7417005 |
Process for making, and use of, anionic clay materials
Anionic clay compounds such as hydrotalcite-like compounds can be made by a process wherein a non-hydrotalcite-like compound (or a hydrotalcite-like compound) are heat treated and then hydrated to...
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7396522 |
Catalyst useful for removal of hydrogen sulphide from gas stream and its conversion to sulphur, a process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst
The present invention relates to a catalyst useful for removal of hydrogen sulphide from gas streams and its conversion to sulphur, a process for preparing such catalyst and a method for removing...
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7361714 |
Catalyst and method for hydrogenating aromatic compounds
The invention relates to the hydrogenation of aromatic compounds, in particular the preparation of alicyclic polycarboxylic acids or esters of these, via ring hydrogenation of the corresponding...
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7339142 |
Heating device coated with a self-cleaning coating
The invention relates to a heating device (1) comprising a metallic substrate (2) whose at least one part is coated with a self-cleaning coating. The inventive coating consists of an external layer...
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7329626 |
Ziegler-Natta catalyst, preparation, and use for the polymerization of alkenes
A method for making a solid catalytic component for a Ziegler-Natta catalyst includes contacting a particulate porous support with a solution of a hydrocarbon soluble organomagnesium precursor...
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7300899 |
Lithium exchanged zeolite X adsorbent blends
A lithium exchanged zeolite X adsorbent blend with improved performance characteristics produced by preparing a zeolite X, preparing a binder which includes highly dispersed attapulgite fibers...
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7273827 |
Molecular sieve catalyst composition, its production and use in conversion processes
The invention relates to a molecular sieve catalyst composition, to a method of making or forming the molecular sieve catalyst composition, and to a conversion process using the catalyst...
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7273914 |
Olefin polymerization methods
Methods for making polyolefins are disclosed. One method comprises polymerizing an olefin in the presence of a catalyst system comprising a single-site complex, an agglomerated metal oxide/clay...
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7238636 |
High temperature calcination of selectivated molecular sieve catalysts for activity and diffusional modification
A method is disclosed for modifying a catalytic molecular sieve for shape-selective hydrocarbon conversions comprises: a) selectivating said catalytic molecular sieve by contacting with a...
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7235507 |
Catalyst for purifying diesel engine exhaust emissions
A diesel oxidation catalyst comprising a honeycomb substrate washcoated with a mixture of clay, a refractory oxide and a zeolite is disclosed. The washcoated substrate is subsequently deposited...
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RE39553 |
SOx tolerant NOx trap catalysts and methods of making and using the same
The present invention relates to sulfur tolerant catalyst composites useful for reducing contaminants in exhaust gas streams, especially gaseous streams containing sulfur oxide contaminants. More...
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7183235 |
High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water
The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an...
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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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7071371 |
Gel catalysts and methods for their use in catalytic dehydrogenation processes
A gel composition substantially contained within the pores of a solid material is disclosed for use as a catalyst or as a catalyst support in dehydrogenation and dehydrocyclization processes.
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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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7056537 |
Treatment of landfill gas
The present invention relates to a method of abating hydrogen sulfide gas emitted by or generated in landfills. Certain embodiments of the present invention relate to contacting hydrogen sulfide...
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7033487 |
FCC catalyst for reducing the sulfur content in gasoline and diesel
A catalyst composition comprising about 5–55 wt % metal-doped anionic clay, about 10–50 wt % zeolite, about 5–40 wt % matrix alumina, about 0–10 wt % silica, about 0–10 wt % of other ingredien...
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7022304 |
Doped anionic clays
The present invention is directed to a process for the preparation of a doped anionic clay. In said process a trivalent metal source is reacted with a divalent metal source, at least one of the...
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7008896 |
Situ formed anionic clay-containing bodies
The present invention is directed to a process for the preparation of crystalline anionic clay-containing bodies from sources comprising a trivalent metal source and a divalent metal source...
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7008895 |
Method for producing an improved supported catalyst
Highly active supported catalyst compositions and methods for producing more active supported catalyst compositions are disclosed. Said methods comprise steps for applying an adhesive coating of a...
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6995108 |
Method for producing catalysts by acid activation
A process for producing catalysts by acid activation of phyllosilicates and coating with catalytically active metal ions wherein the acid activation is carried out in the presence of catalytically...
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6967182 |
Catalysts consisting of metals on hydrotalcite-based carrier materials, and method for the preparation thereof
The present invention relates to a catalyst comprising at least one metal loaded on a hydrotalcite-based carrier material which has the following formula in its uncalcined form:...
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6953763 |
Solid support stabilized Mn(III) and Mn(VII) and method of preparation
The instant method produces Mn(III) and Mn(VII) in stabilized form. Stabilized Mn(II), Mn(III), Mn(IV), and Mn(VII) are also formed on solid supports. Solid supported Mn(VII) is prepared by first...
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6953488 |
Preparing synthesis gas using hydrotalcite-derived nickel catalysts
There is provided a process for preparation of synthesis gas from feedstocks containing methane and/or higher hydrocarbons having from about 2 to about 12 carbon atoms by an initial catalytic...
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6930067 |
Process for the production of catalysts with improved accessibility
The present invention is directed to a process for preparing a catalyst which comprises combining catalyst components or precursors thereof in an aqueous medium to form a catalyst precursor...
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6929736 |
Compounds, compositions and methods to reduce SOx emissions from FCC units
Anionic clay compounds such as hydrotalcite-like compounds can be made by a process wherein a non-hydrotalcite-like compound (or a hydrotalcite-like compound) are heat treated and then hydrated to...
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6908544 |
Cracking catalyst comprising layered clays and a process for cracking hydrocarbon oils using the same
The present invention relates to a cracking catalyst comprising layered clays and a process for cracking hydrocarbon oils using said catalyst. Said catalyst is prepared by the process comprising...
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6863984 |
Catalyst and adsorption compositions having improved adhesion characteristics
A composition and method for improving the adhesion properties of catalytic and adsorptive compositions to a substrate through the addition of clay and/or silicone binder is disclosed. Preferably,...
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6858556 |
Stabilized dual zeolite single particle catalyst composition and a process thereof
A process for the preparation of a stabilized dual zeolite catalyst-comprising two types of zeolites, a low silica molecular sieve and a stabilized high silica zeolite is disclosed. The catalyst is...
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6858555 |
Process for making a catalyst for cracking heavy oil
A catalyst composition for the cracking of heavy oil, which has high cracking activity for heavy components in the heavy oil and features reduced deposition of coke. The catalyst composition is...
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