Catalyst, solid sorbent, or support therefor: product or process of making inventions 03/06

20060068984 - Plymerization catalyst for a-olefins and process for production of alpha-olefin polymers therewith: A catalyst having a high catalyst activity, which enables the production of an α-olefin polymer improved in stereoregularity by decreasing an amorphous component, and a production method for the α-olefin polymer, are developed. Described are a catalyst for polymerizing α-olefin comprising a combination of (A) a solid catalyst component containing...

20060068985 - Dual site catalyst system comprising a hafnocene component for the production of bimodal polyolefins in a single reactor: The present invention discloses a metallocene catalyst system for producing polyolefins comprising: A. a hafnocene-based catalyst component suitable for producing the high molecular weight fraction of the polyolefin; B. one or more metallocene or post-metallocene components different from the component A and suitable for producing the low molecular weight fraction...

20060068986 - Catalyst elements and methods of making and using: A catalyst element includes a rigid body comprising a plurality of tortuous flow paths, wherein the rigid body comprises a plurality of catalyst particles and a binder, wherein each one of the plurality of catalyst particles comprises a reactive species disposed onto a surface of a support. The catalyst element...

20060068987 - Carbon supported catalyst having reduced water retention: Compositions are disclosed for carbon supported catalysts with high metal loadings, high electrochemically active surface area, and good water management properties. In one aspect, the invention is directed to a carbon supported catalyst comprising a carbonaceous substrate and a dispersed metal, wherein the carbonaceous substrate has an electron microscopy surface...

20060068988 - Oxidation catalyst and process: An oxidation catalyst is prepared by pyrolyzing a source of iron and a source of nitrogen on a carbon support. Preferably, a noble metal is deposited over the modified support which comprises iron and nitrogen bound to the carbon support. The catalyst is effective for oxidation reactions such as the...

20060068989 - Carbon-intersticed metallic palladium, palladium catalyst and method for preparation thereof, and method for producing alpha,beta-unsaturated carboxylic acid: A carbon-insertion-type palladium metal in which an amount of inserted carbon is 0.16 mol or more with respect to 1.0 mol of a palladium metal, and a carbon-insertion-type palladium metal in which a crystal face distance of a (111) face of a palladium metal is 2.270 Å or more are...

20060058174 - Highly active slurry catalyst composition: The instant invention is directed to the preparation of a slurry catalyst composition. The slurry catalyst composition is prepared in a series of steps, involving mixing a Group VIB metal oxide and aqueous ammonia to form an aqueous mixture and sulfiding the mixture to form a slurry. The slurry is...

20060058175 - Highly active slurry catalyst composition: The instant invention is directed to the preparation of a catalyst composition suitable for the hydroconversion of heavy oils. The catalyst composition is prepared by a series of steps, involving mixing a Group VIB metal oxide and aqueous ammonia to form an aqueous mixture, and sulfiding the mixture to form...

20060058176 - Method of regenerating nox removal catalyst: The method for regenerating an NOx removal catalyst 14 employed in a flue gas NOx removal apparatus includes immersing the NOx removal catalyst at ambient temperature in regeneration water 31 containing substantially no chlorine and no cleaning component; removing the catalyst from the regeneration water; and removing water from the...

20060058177 - Initiator composition and method for anionic polymerisation: The invention relates to an initiator composition for anionic polymerization, comprising at least one alkali metal hydride selected from LiH, NaH, and KH, and at least one organylaluminum compound, and to a process for the anionic polymerization of styrene monomers or of diene monomers using the initiator composition....

20060058178 - Aromatic compounds containing nitrogen and p- functionalized amines, the production thereof and their use in catalytic reactions: The present invention is directed to P-functionalized amines of nitrogen-containing compounds and to catalysts prepared by combining these amines with transition metals. The catalysts are especially useful for refining haloaromatics....

20060058179 - Catalyst composition: The present invention relates to a catalyst composition for polymerization of a conjugated diene, comprising: (A) a metallocene-type complex of a rare earth metal compound; (B) aluminoxane; and (C) a combination of two or more organometallic compounds of group I to group III elements in a periodic table. The present...

20060058180 - Preparation of supported catalyst systems containing reduced amounts of aluminoxanes: The present invention relates to a process for preparing a catalyst solid for olefin polymerization, comprising a finely divided support, an aluminoxane and a metallocene compound, which comprises a) firstly combining the finely divided support with the aluminoxane and subsequently b) adding the reaction product of a metallocene compound with...

20060058181 - Ionic material: The present invention relates to a material containing ionic groups, that form an ionic pair with a free radical catalyst. In particular the invention relates to materials that are magnetic, the methods of forming such materials. The invention also disclose the formation of polymers from the ionic groups within the...

20060058182 - Processes for the preparation of double metal cyanide (dmc) catalysts: The present invention provides processes for making double metal cyanide (DMC) catalysts, by simultaneously controlling the alkalinity of the transition metal salt, the molar ratio of water to total cations, the molar ratio of ligand to transition metal cation, the molar ratio of metal salt anion to metal cyanide anion,...

20060058183 - Method of making tungsten-containing fuel cell catalysts: Activation of a tungsten-containing catalyst using water in a PEM-type fuel cell is described as well as cathode operation of the tungsten-containing catalyst....

20060058184 - Metal catalyst and method of preparation and use: A metal catalyst and a method of preparing the metal catalyst are disclosed. The metal catalyst consists essentially of a transition or noble metal supported by a ceria coating disposed on a ceramic monolith. Alternatively, a matrix structure can be provided on the ceramic monolith prior to the formation of...

20060058185 - 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 the concentrations of platinum, copper and...

20060058186 - Novel solid acid catalyst: A solid acid catalyst represented by HTixNbyO5 wherein x is 1.1<x<1.2 and y is 0.9>y>0.8, having a Ti/Nb atomic ratio z of 1<z<1.5, and has been produced by subjecting a cation exchangable lamellar metal oxide composed of polyanion nano-sheets comprising lamellar metal oxide layers of titanium niobate being arranged regularly...

20060058187 - Radar emissions absorbing material: Radar emission absorbing materials that are moldable or that may be coated on a surface are described. A moldable radar emission absorbing material may include comminuted carbon foam particles blended with a moldable matrix. In other embodiments, a radar emission absorbing surface coating material may include comminuted carbon foam particles...

20060052233 - Structured bodies with siliceous binder: The invention relates to the use of particulate silicone resins in the absence of added organic solvents with particulate inorganic materials to form structured bodies and in particular molecular sieve containing structured bodies. The silicone resin is used in the form of a particulate with an average particle size of...

20060052234 - Mesoporous material with active metals: A process for treating organic compounds includes providing a composition which includes a substantially mesoporous structure of refractory oxide containing at least 97% by volume of pores having a pore size ranging from about 15 Å to about 30 Å and having a micropore volume of at least about 0.01...

20060052236 - Hydroprocessing catalyst with zeolite and high mesoporosity: A catalyst for hydrocarbon conversion includes at least the following three components (1) at least one element with a hydrogenation function, (2) at least one type of microporous zeolite, and (3) a porous, noncrystalline inorganic oxide having randomly interconnected mesopores and having an X-ray reflection in 2θ between 0.5 degrees...

20060052235 - Selective hydrodesulfurization catalyst: This invention relates to a catalyst and process for selectively hydrodesulfurizing naphtha feedstreams using a catalyst comprising at least one hydrodesulfurizing metal supported on a low acidity, ordered mesoporous support material....

20060052237 - Ziegler-natta catalyst, preparation, and use for the polymerization of alkenes: wherein EquAlkanol=molar equivalents of aliphatic or aromatic alkanol relative to the molar amount of magnesium-organic precursor, (mmole MgR/g support)=mmoles of magnesium-organic precursor per gram of particulate solid support, wt % (H2O)/support=weight percent of physically adsorbed water on the solid support, and said magnesium organic precursor compound being converted to a...

20060052238 - Supported metallocene catalyst, method of preparing the catalyst and method of preparing polyolefin using the catalyst: Provided are a supported metallocene catalyst which has excellent supporting efficiency due to an interaction between a cocatalyst supported on a carrier and a metallocene compound substituted with a functional group that can function as a Lewis base, and a method of polymerizing an olefin using the supported metallocene catalyst....

20060052239 - Supported catalyst containing rhenium and method for hydrogenation of hydrogenation of carbonyl compounds in liquid phase by means of said catalyst: The present invention provides a process for hydrogenating carbonyl compounds, in particular C4-dicarboxylic acids to mixtures of tetrahydrofuran and gamma-butyrolactone, over supported rhenium catalysts, wherein rhenium and at least one further metal of groups VIII or Ib of the Periodic Table of the Elements, in particular ruthenium (Ru), rhodium (Rh),...

20060052240 - Heteropolyacid and or its salt supported catalyst, production process of the catalyst and production process of compound using the catalyst: A supported catalyst comprising a support having supported thereon at least one member selected from the group consisting of heteropolyacids and heteropolyacid salts, in which the heteropolyacid and/or heteropolyacid salt is substantially present in a surface layer region of the support to a depth of 30% from the support surface....

20060052242 - Exhaust gas purification catalyst and oxygen storage component for the same: In an exhaust gas purification catalyst comprising a honeycomb support and a catalytic layer that is formed on wall surfaces of each cell of the honeycomb support and contains active alumina and a mixed oxide containing Ce, Zr and Nd and doped with catalytic precious metal, the mixed oxide has...

20060052241 - Mesostructural materials including nano-scale crystalline particles comprising a metal in solid solution within the crystalline structure thereof: The invention relates to a mesostructural material, preferably thermally stable, comprising a mineral phase within which nano-scale particles of a metallic oxide are dispersed, selected from a cerium, zirconium, titanium or rare earth metal oxide other than that of cerium. Said oxide comprises at least one metallic element M in...

20060052243 - Oxygen storage material, process for its preparation and its application in a catalyst: An oxygen storage material comprising cerium oxide and at least one second oxide of a metal M1 is disclosed as well as a process for manufacturing the material and the use of this material in an exhaust gas cleaning catalyst. In a preferred embodiment the oxygen storage material comprises particles...

20060052244 - Preferential oxidation catalyst and process for preparing the same: Disclosed is a process for preparing a stable PROX reaction catalyst, comprising the steps of (a) preparing a catalyst platinum supported on alumina; (b) calcinating the catalyst from step (a) at 300˜600° C. for 2˜4 hours; (c) contacting the catalyst obtained from step (b) with hydrogen at 300° C.˜600° C....

20060046924 - Process for regeneration of a catalyst that contains an euo-structural-type zeolite: A process for regeneration of a catalyst that comprises at least one EUO-structural-type zeolite in acid form and at least one hydro-dehydrogenating metal, used in a process for isomerization of a hydrocarbon feedstock that comprises aromatic compounds with eight carbon atoms, comprising at least a) a stage for eliminating a...

20060046925 - Catalyst, method for producing the same and method for the polymerisation of cyclic ethers on said catalyst: The present invention relates to a solid, acid catalyst for the preparation of polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers by polymerization of tetrahydrofuran in the presence of at least one telogen and/or comonomer, which has a BET surface area of at least 160 m2/g and an acid...

20060046926 - Diffusion media with microporous layer: Specially prepared gas diffusion media improve the performance of PEM fuel cells. The media are made by first dipping an electrically conductive porous material such as carbon fiber paper into a suspension of hydrophobic polymer and drying the paper to create a desired deposition pattern of hydrophobic polymer on the...

20060046927 - Method of making a ziegler-natta catalyst: A method for making a Ziegler-Natta catalyst support includes the steps of contacting a fumed silica with a surface modifying agent such as a compound having the formula RMgX MgR′R″ wherein R, R′ and R″ are each individually a moiety selected from an alkyl group, cycloalkyl, aryl or alkaryl group,...

20060046928 - Ziegler-natta catalyst and method for making and using same: A method for making magnesium-halide supports of a specified particle shape, average diameter and particle diameter distribution comprises providing a non-aqueous solution of a magnesium-halide containing silica particles dispersed therein, and crystallizing the magnesium-halide about the silica particles to provide the magnesium-halide support, wherein the magnesium-halide support has an approximately...

20060046929 - Zr02-base catalyst carrier and method for the production thereof: The invention relates to a process for preparing a catalyst support, in which zirconium dioxide powder is mixed with a binder, if desired a pore former, if desired an acid, water and, if desired, further additives to give a kneadable composition and the composition is homogenized, shaped to produce shaped...

20060046930 - Catalyzed borohydrides for hydrogen storage: A hydrogen storage material and process is provided in which alkali borohydride materials are created which contain effective amounts of catalyst(s) which include transition metal oxides, halides, and chlorides of titanium, zirconium, tin, and combinations of the various catalysts. When the catalysts are added to an alkali borodydride such as...