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7225613 |
Diesel engine after treatment device for conversion of nitrogen oxide and particulate matter
An automobile exhaust filter that both traps particulates while altering the concentration of one or more gaseous species is provided. This dual functionality is combined in a single device by util...
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7223878 |
Reduction of concentration of inorganic by-products and organometallic by-products in the preparation of metallocenes and economical recovery of the starting materials used
A process for separating inorganic and organometallic by-products from a mixture comprising at least one organometallic transition metal compound as product and at least one organometallic by-produ...
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7223824 |
Multinuclear transition metal compound and catalyst system including the same
A multinuclear transition metal compound which has two or more catalytic active sites, and is useful in preparing the olefin polymer and copolymer, is disclosed. The multinuclear transition metal c...
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7223716 |
Ceramic support capable of supporting a catalyst, a catalyst-ceramic body and processes for producing same
A ceramic support capable of supporting a catalyst comprising a ceramic body having fine pores with a diameter or width up to 1000 times the ion diameter of a catalyst component to be supported on ...
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7223715 |
Purification catalyst, preparation process therefor and gas-purifying apparatus
A purification catalyst and a gas-purifying apparatus are provided which are capable of sufficiently purifying a gas subject to treatment at low temperatures. The purification catalyst includes ZrO...
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7223714 |
Method of transferring catalyst in a reaction system
The invention is directed to methods of transfering catalyst particles into and within reaction systems. The reaction systems are those that use catalysts that comprise molecular sieves, particular...
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7223713 |
Molybdenum sulfide/carbide catalysts
The present invention provides methods of synthesizing molybdenum disulfide (MoS 2 ) and carbon-containing molybdenum disulfide (MoS 2-x C x ) catalysts that exhibit improved catalytic activity for...
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7223712 |
Catalyst component for the (CO)polymerization of olefins
An internal electron-donor compound selected from the 1,3-diethers of formula (I)
in which R is a C 1 –C 10 alkyl group, R 1 is a linear or branched primary alkyl radical having at least th...
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7223711 |
Pre-polymerized catalyst components for the polymerization of olefins
Catalyst components for the preparation of ethylene (co)polymers capable to produce polymers with high bulk density, to avoid the problems of formation of fines and that have a high activity are pr...
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7223710 |
Cyclic catalyst regeneration process using a circulating stream for desorption
A process in which halogen is recovered from a cyclic operation for regenerating hydrocarbon conversion catalysts is disclosed. The process uses an arrangement of beds of adsorbent and a circulatin...
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7223493 |
Supported catalyst for fuel cell, method of manufacturing the same, and fuel cell
Provided is a supported catalyst for a fuel cell, containing a conductive support and a platinum alloy supported thereby, wherein an elution ratio of transition metal other than platinum is 30% or ...
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7223334 |
Separating agent for enantiomeric isomers
The present invention provides a separating agent for enantiomeric isomers having no large UV absorption, as represented by an aromatic group, and having high asymmetric recognizability, particular...
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7223333 |
Process for hydrodesulphurization of cuts containing sulphur containing compounds and olefins in the presence of a catalyst comprising an element of group VIII and tungsten
Conducting the hydrodesulphurization of gasoline cuts in the presence of a catalyst comprising at least one support, at least one element of group VIII and tungsten, in which the atomic ratio (elem...
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7220885 |
Catalyst treatment useful for aromatics conversion process
A process for preparing a transalkylation catalyst, the catalyst itself, and a transalkylation process for using the catalyst are herein disclosed. The catalyst comprises rhenium metal on a solid-a...
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7220805 |
Process for producing contact product; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition polymer
There are provided (1) a process for producing a contact product, which comprises the step of contacting at least a phthalocyanine complex, a porphyrin complex, or their combination with a surfacta...
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7220704 |
Desulfurization and novel compositions for same
A composition comprising a promoter and a metal oxide selected from the group consisting of a gallium oxide, an indium oxide, and combinations of any two or more thereof, wherein at least a portion...
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7220703 |
Tethered polymer ligands
This invention relates to improved porous solid supports for chromatography and catalysis. The supports are prepared by covalently binding a tether polymer to a solid support, and then blocking the...
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7220702 |
Exhaust gas purification catalyst
A noble metal and an NO x sorption member are loaded on a support which includes composite particles having a structure including a core portion in which ZrO 2 is a major component and a superfic...
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7220701 |
Catalyst and process for selective hydrogenation
A selective hydrogenation catalyst composition comprises a rhodium component present in an amount such that the catalyst composition comprises less than 3.0% of rhodium by weight of the total catal...
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7220700 |
Catalyst and process for selective hydrogenation
A selective hydrogenation catalyst composition comprises a support; a first metal component comprising rhodium; and a second metal component comprising a metal other than rhodium and selected from ...
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7220699 |
Catalyst incorporation in a microreactor
A method and device for loading a catalyst into a chamber. The catalyst loading is well suited for production of hydrogen producing microreactors. The catalyst is coated onto a strip which is mount...
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7220698 |
Catalyst for catalytic gas phase oxidation of acrolein and process for producing acrylic acid by catalytic gas phase oxidation using said catalyst
There are provided a catalyst for catalytic gas phase oxidation of acrolein with molecular oxygen to produce acrylic acid, the catalyst including molybdenum and vanadium and further including at le...
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7220697 |
Mesoporous carbon molecular sieve and supported catalyst employing the same
The present invention is related to a mesoporous carbon molecular sieve, which can be used as a catalyst carrier capable of improving the activity of a supported catalyst and a method of preparing ...
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7220696 |
Solid titanium catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for olefin polymerization
Disclosed is a catalyst for olefin polymerization comprising [I] a solid titanium catalyst component [S] comprising titanium, magnesium, halogen and an electron donor (b), which is obtained by brin...
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7220695 |
Supported activator
This invention relates to supported activators comprising the product of the combination of an ion-exchange layered silicate, an organoaluminum compound, and a heterocyclic compound, which may be s...
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7220694 |
Magnesium compound, olefin polymerization catalyst, and method for producing olefin polymer
The invention relates to a magnesium compound effective in producing olefin polymers having an increased bulk density and a narrowed particle size distribution, not lowering the stereospecificity o...
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7220693 |
Fuel cell catalyst electrodes
Acidic groups such as those in the sulfonic acid family have been successfully linked onto the surface of carbon used as catalyst support. Electrodes made using such sulfonated catalysts as used in...
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7220692 |
Catalyst for selective NOx reduction using hydrocarbons
A two phase catalyst is disclosed with one or more transition metals such as Cu, Co, Fe, Ag and Mo supported on a molecular sieve having a pore size not greater than 8 Å along with a stabilizing ...
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7220514 |
Polymer electrolyte fuel cell
In a polymer electrolyte fuel cell including a hydrogen ion conductive polymer electrolyte membrane; a pair of electrodes composed of catalyst layers sandwiching the hydrogen ion conductive polymer...
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7220366 |
Process for purifying contaminated soil or groundwater with iron particles
Iron particles for purifying soil or ground water of the present invention comprise a mixed phase of α-Fe phase and Fe 3 O 4 phase, and having a BET specific surface area of 5 to 60 m 2 /g, an Fe...
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7220294 |
Method for storing hydrogen, hydrogen clathrate compound and production method thereof
An organic compound capable of forming a hydrogen molecular compound such as a hydrogen clathrate is brought in contact with hydrogen gas in a pressurized state. It enables relatively light-weight ...
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7219624 |
Animal excretions disposal material and a manufacturing method therefore
A manufacturing process for cat litter having 30 to 80 parts of weight of a powdered organic substance as the base material having particle sizes less than 840 μm, 1 to 10 parts of weight of a pow...
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7217842 |
Catalysts for nucleophilic substitution, synthesis thereof, composition containing them and use thereof
The invention concerns novel catalysts for aromatic nucleophilic substitution. Said catalysts are compounds of the general formula (I), wherein: R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 , identical or...
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7217680 |
Method for producing composite oxide catalyst
A method for producing a composite oxide catalyst for gas phase catalytic oxidation of an unsaturated aldehyde with a molecular oxygen-containing gas to produce the corresponding unsaturated carbox...
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7217679 |
Catalytic coating for the hydrogenation of maleic anhydride and related compounds to give γ-butyrolactone, tetrahydrofuran and derivatives thereof
A catalyst for the hydrogenation of C 4 -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 ...
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7217678 |
Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors
A crystalline alpha-chromium oxide where from about 0.05 atom % to about 6 atom % of the chromium atoms in the alpha-chromium oxide lattice are replaced by trivalent cobalt (Co +3 ) atoms is disclo...
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7217677 |
Method for producing coupling compound
A method is provided for producing a specific crosscoupling compound and a specific catalyst for producing the compound. The method includes reacting in the presence of a base and a nickel compound...
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7217676 |
Hydrophobization and silica for supported catalyst
This invention relates to a catalyst support comprising the result of the combination of:
(a) a support comprising hydroxyl groups; (b) a capping agent comprising a boron containing Lewis acid; an...
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7217675 |
Catalyst composition
This invention relates to transition metal catalyst compounds represented by the formula: LMX 2 wherein M is a Group 7 to 11 metal; L is a tridentate or tetradentate neutrally charged ligand that ...
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7217401 |
Mercury removal from activated carbon and/or fly ash
A method for reducing the amount of mercury affixed to a sorbent and/or fly ash is disclosed. The method includes the steps of providing an amount of sorbent and/or fly ash wherein at least a porti...
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7217366 |
Purification of ammonium metallate solutions
A process for reducing the content of alkali metal impurities (e.g., potassium) in ammonium metallate solutions is described. The process involves subjecting a feed solution containing ammonium met...
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7217309 |
Microporous paper filter for particulates
A microporous paper filter ( 10 ) for particulates emitted together with the exhaust gases of internal combustion engines, made in the form of a folded up sheet to form a “Greek key” i.e. havin...
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7214829 |
Method for the production of primary amines by hydrogenating nitriles
The present invention relates to an improvement in a process for preparing primary amines by hydrogenating nitriles. The improvement in the hydrogenation process is that a hydrogenation catalyst mo...
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7214822 |
Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate
A coated catalyst whose coating of active composition is a multimetal oxide comprising the elements Mo, V and Te and/or Sb can be used for the gas-phase catalytic oxidation of propane to acrylic acid.
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7214748 |
Process for the production of an azo-catalyst for the polymerization of olefins
The present invention relates to a process for the production of a catalyst by reacting metal compounds with azo ligands, the catalyst, the use of this catalyst as a polymerization catalyst, a proc...
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7214747 |
Phosphorus substituted metallocene compounds for olefin polymerization
This invention relates to a metallocene compounds represented by formula:
wherein
M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is an i...
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7214746 |
Phosphorus bridged metallocene compounds for olefin polymerization
This invention relates to metallocene compounds represented by formula:
wherein
M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is a subs...
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7214744 |
Borate activator
A catalyst system comprising (i) a bulky ligand catalyst compound; and (ii) a novel borate activator is active for olefin polymerization. The novel borate contains at least one chelating (divalent)...
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7214646 |
Method for producing activated carbon for electrode of electric double-layer capacitor
To produce activated carbon for an electrode of an electric double-layer capacitor, the following steps are carried out sequentially: a step of subjecting a massive mesophase pitch to a pulverizing...
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7214645 |
Production of activated carbon exhibiting an elevated catalytic activity
Proposed is a process for producing active carbon with increased catalytic activity, wherein the process starts from an active carbon substrate which in particular is an active carbon substrate bas...
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