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7205259 |
Absorbent binder desiccant composition and articles incorporating it
An absorbent binder desiccant composition is provided which is capable of spontaneous crosslinking after application to a substrate, at a temperature of about 120° C. or less. The absorbent binder...
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7205258 |
Catalysts for the production of methylchlorosilanes using zinc oxide promoters
The present invention provides a catalyst that may be used to facilitate the formation of dimethylchlorosilanes. A catalyst in which copper oxide and zinc oxide are in intimate contact and form agg...
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7205257 |
Catalyst for clarifying exhaust gas
To provide an exhaust gas purifying catalyst which can maintain the catalytic activity at a high level over a long time and can achieve satisfactory emission control performance, an exhaust gas pur...
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7205256 |
Oxide material, method for preparing oxide thin film and element using said material
An oxide material characterized by that it has a perovskite structure comprising an oxide represented by ABO 3 , (Bi 2 O 2 ) 2+ (A m−1 B m O 3m+1 ) 2− wherein A represents one kind or two or ...
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7205255 |
Electrode catalyst for fuel cell and method for production thereof
An electrode catalyst for a fuel cell is provided which excels in catalytic activity and catalytic durability. The electrode catalyst for the fuel cell has noble metal-containing particle deposited...
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7204965 |
Filter catalyst for purifying exhaust gases
A filter catalyst is for purifying exhaust gases emitted from internal combustion engines and including particulates, and includes a wall-flow honeycomb structure and an upstream-side straight hone...
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7204660 |
Humic mineral reagent and method for the production thereof, method for rehabilitating polluted soils, method for detoxification of wastes of extracted and processed mineral products and recultivating rock dumps and tailing storages, method for sewage water treatment and method for sludge utilisation
The humic-mineral agent from naturally occurring carbon-series humites and caustobioliths comprises humic acids and salts thereof, naturally hydrated humic acids, hydrolyzed humic acids, hydrated a...
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RE39561 |
Metallocenes containing ligands of 2-substituted indenyl derivatives, process for their preparation, and their use as catalysts
The novel metallocenes of the formula I
in which, preferably, M 1 is Zr or Hf, R 1 and R 2 are alkyl or halogen, R 3 and R 4 are hydrogen, R 5 and R 6 are alkyl or haloalkyl, —(CR 8 R...
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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 s...
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7202373 |
Monocyclopentadienyl complexes
Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one uncharged donor bound via a boron-containing bridge and comprising one or more atoms of group 15 and/or 16 of ...
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7202362 |
Transition metal complexes from solid state synthesis
Methods and compositions related to the synthesis of photosensitizers of titanium dioxide performed in situ, stepwise, in the solid state, and directly on the surface of the titanium dioxide semico...
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7202320 |
Silicone composition crosslinkable into elastomer by hydrosilylation, in the presence of carbene-based metal catalysts, and catalysts
The invention concerns a silicone composition crosslinkable into elastomer by hydrosilylation, in the presence of carbene-based metal catalysts. The invention aims at providing a composition of tha...
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7202316 |
Modified particle, catalyst component for addition polymerization, catalyst for addition polymerization and process for producing addition polymer
A modified particle obtained by a process containing contacting a Bi compound, a compound having an electron-withdrawing group and an active hydrogen and particle; and a catalyst component for addi...
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7202314 |
Components and catalysts for the polymerization of olefins
The present invention relates to a solid catalyst component for the polymerization of olefins CH 2 ═CHR in which R is hydrogen or a hydrocarbon radical with 1–12 carbon atoms, comprising Mg, Ti...
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7202195 |
Method of heat treating carbonaceous material to enhance its adsorption of taste-and-odor-causing and other organic compounds from water
An activated carbon that is capable of adsorbing taste-and-odor-causing and other organic compounds, wherein the activated carbon comprises a uniquely modified carbonaceous material. The activated ...
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7202194 |
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 M 1 is disclosed as well as a process for manufacturing the material and the use of this material in an ...
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7202193 |
Process for the carbonylation of an ethylenically unsaturated compound and catalyst therefore
A process for the carbonylation of an ethylenically unsaturated compound with carbon monoxide and a co-reactant. The carbonylation reaction is carried out in the presence of a novel catalyst involv...
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7202192 |
Composite catalysts for the direct synthesis of alkylhalosilanes
The alkylhalosilanes are directly synthesized by reacting an alkyl halide with silicon in the presence of a catalytically effective amount of (α) a copper metal or a copper-based compound catalyst...
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7202191 |
Polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
It has been discovered that using n-butylmethyldimethoxysilane (BMDS) as an external electron donor for Ziegler-Natta catalysts can provide a catalyst system that may prepare polypropylene films wi...
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7202190 |
Supported catalyst system for the polymerization of olefins
A supported catalyst system for polymerizing olefins comprising a) a support, b) a Lewis base of the formula
M 3 R 6 R 7 R 8 (I)<...
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7202189 |
Shaped catalysts for transalkylation of aromatics for enhanced xylenes production
A catalyst, a process for using the catalyst whereby the catalyst effectively transalkylates C 7 , C 9 , and C 10 aromatics to C 8 aromatics are disclosed. The catalyst comprises a support such a...
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7201844 |
Composite matrices with interstital polymer networks
The present invention relates in general to the preparation and use of matrices having solid spaces, interstitial spaces and interstitial polymer networks. In particular, the interstitial polymer n...
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7201826 |
High performance natural zeolite microparticle retention aid for papermaking
A microparticle retention aid for use in papermaking containing a high performance purified natural zeolite pigment is disclosed. Use of the pigment facilitates manufacture of papers with improved ...
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7199277 |
Pretreating a catalyst containing molecular sieve and active metal oxide
This invention relates to processes for converting oxygenates to olefins that include a step of pretreating catalyst, which comprises molecular sieve and one or more active metal oxides of one or m...
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7199273 |
Selective hydrogenation of alkynes and/or diolefins
A process for selectively removing alkynes and/or diolefins from a feedstock also containing olefins comprises contacting the feedstock with hydrogen in the presence of a catalyst composition. The ...
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7199255 |
Imino-amide catalysts for olefin polymerization
The present invention provides a catalyst precursor, a catalyst system comprising the precursor, and a polymerization method using the catalyst system, an embodiment of the precursor is selected fr...
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7199212 |
Polymerization catalyst for polyesters, polyesters produced with the same and process for producing polyesters
A novel polymerization catalyst for polyesters, which does not contain any germanium or antimony compound as the main component; polyesters produced with the catalyst; and a process for producing p...
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7199201 |
Synthetic polyisoprene rubber
The neodymium catalyst system prepared by the technique of this invention can be used in the polymerization of isoprene monomer into synthetic polyisoprene rubber having an extremely high cis-micro...
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7199195 |
Polyethylene resins
The invention provides ethylene/α-olefin copolymers exhibiting improved environmental stress cracking resistance properties, and methods for the production of the copolymers in a single reactor by...
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7199080 |
Process for producing activated carbon
A method of producing activated carbon comprising the steps of a) pyrolysing corn derivatives to generate char and b) activating the char to produce activated corn carbon.
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7199079 |
Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for automobile exhaust gas
A purification catalyst for exhaust gas enhances the activities of the precious metals, preventing decrease of activities at high temperature, and exhibiting a satisfactory performance during opera...
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7199078 |
Vehicle sulfur oxide trap and related method
An automobile exhaust system includes a catalytic converter and a modified NOx trap wit improved sulfur tolerance. Sulfur oxide has a deleterious effect on the performance of nitrogen oxide traps. ...
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7199077 |
Fischer-tropsch catalyst prepared with a high purity iron precursor
A Fischer-Tropsch catalyst comprising iron and at least one promoter is prepared via a method which comprises the preparation of a high purity iron precursor and which uses a nominal amount of wate...
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7199076 |
Methods of making and using a selective hydrogenation catalyst
In an embodiment, a method of hydrogenating a highly unsaturated hydrocarbon to an unsaturated hydrocarbon includes contacting the highly unsaturated hydrocarbon with a catalyst in the presence of ...
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7199075 |
Organometallic complexes that comprise bidentate chelating ligands that combine a nitrogen-containing heterocyclic compound with an alcohol and their use for catalyzing the oligomerization of olefins
A catalyst for the oligomerization of olefins, especially ethylene contains:
at least one nickel complex e.g. Li 2 Ni X 2 that results from bringing into contact a nickel salt e.g. a nicke...
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7199074 |
Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers
A catalytic composition, including a cationic metal-pair complex, is disclosed, along with a method for its preparation. A method for the polymerization of ethylenically unsaturated monomers using ...
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7199073 |
Resins that yield low haze films and the process for their production
Catalyst compositions comprising a first metallocene compound, a second metallocene compound, a third metallocene compound, a chemically-treated solid oxide, and an organoaluminum compound are prov...
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7199072 |
Process of producing a supported mixed catalyst system and polyolefins therefrom
A process for preparing a mixed catalyst compound used in the polymerization of polyolefins to produce bimodal polyethylenes is disclosed. In an embodiment, a process of preparing the mixed catalys...
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7199071 |
Catalyst component for polymerization of olefins, catalyst containing the component and use of the same
The present invention relates to a catalyst component suitable for olefin (co)polymerization, which comprises an aluminoxane supported on magnesium halide and contains more than 5% by weight of alu...
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7199070 |
Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst
A catalyst in which X-ray diffraction intensity ratio of the crystal lattice plane spacing d-value of 0.196±0.002 nm to the crystal lattice plane spacing d-value of 0.386±0.008 nm is in a range f...
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7199069 |
Method for destruction of organic compounds by co-oxidation with activated carbon
A method for oxidizing carbon adsorbable organic compounds in a controlled manner within a bed of activated carbon. The bed of activated carbon is exposed to a source of molecular oxygen, such as a...
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7199068 |
Reactive distillation alkylation process including in situ catalyst regeneration
A unified process which couples a unique in situ catalyst regeneration process with a continuous reactive distillation under pressure for the alkylation of light aromatic hydrocarbons such as benze...
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7198771 |
Polymeric and carbon compositions with metal nanoparticles
The invention comprises a chemical composition with the structure shown below. The composition can be polymerized or pyrolyzed, forming transition metal nanoparticles homogeneously dispersed in a t...
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7198712 |
Processing for eliminating sulfur-containing compounds and nitrogen-containing compounds from hydrocarbon
For desulfurization and, if necessary, for denitrification of hydrocarbon fractions the hydrocarbon mixture is brought into contact with a non-aqueous ionic liquid of general formula Q + A − , wh...
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7198661 |
Gas purification medium for removing sulfides from gaseous streams
A gas purification medium for removing sulfides from a gaseous stream which includes tailings containing mixed metal oxides produced from a high pressure hydrometallurgical leaching process of a su...
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7197822 |
Metallic honeycomb structure and process for producing the same
A honeycomb structure includes a plurality of substantially parallel channels, a layer of at least partially structured metal foils and a housing. The layer includes a number N of at least partiall...
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RE39532 |
Metallocenes containing ligands of 2-substituted indenyl derivatives, process for their preparation, and their use as catalysts
The novel metallocenes of the formula I
in which, preferably, M 1 is Zr or Hf, R 1 and R 2 are alkyl or halogen, R 3 and R 4 are hydrogen, R 5 and R 6 are alkyl or haloalkyl, —(CR 8 R...
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7196152 |
Modified Ziegler catalyst, process for preparing it and process for preparing poly-1-olefins in its presence
The invention relates to a modified Ziegler catalyst for preparing a poly-1-olefin in suspension, in solution or in the gas phase, which catalyst comprises the reaction product of a magnesium alkox...
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7196148 |
Cationic catalyst system
A 3+ metal complex for coordination polymerization of olefins is disclosed. The precursor metal complex is stabilized by a anionic multidentate ligand and at least two monoanionic ligands. The mult...
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7196037 |
Catalyst 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 materi...
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