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7608554 Zeolite formed product, zeolite laminate intermediate, zeolite laminate composite and method for their preparation  
There are provided methods for producing a zeolite layered composite, methods for producing a zeolite shaped body and methods for producing a zeolite layered intermediate body. In one aspect, there...
7588824 Hydrogen cyano fullerene containing proton conducting membranes  
The components of and a proton conducting membrane (PCM) produced from a host polymer and an attached or physically blended in hydrogen cyano fullerene proton-source agent, with the physical...
7556675 Feed gas contaminant control in ion transport membrane systems  
Ion transport membrane oxidation system comprising an enclosure having an interior and an interior surface, inlet piping having an internal surface and adapted to introduce a heated feed gas into...
7513935 Mixed matrix membrane with super water washed silica containing molecular sieves and methods for making and using the same  
The present invention provides a method for preparing silica containing molecular sieves which may be mixed with an organic polymer to create a mixed matrix membrane. Further, this invention...
7510598 Gas separating body and method for producing same  
A gas separator is provided, including a porous substrate made of a first ceramic and a gas-separating layer containing zeolite disposed on the surface of the porous substrate. The gas-separating...
7476636 Method of making mixed matrix membranes using electrostatically stabilized suspensions  
Mixed matrix composite (MMC) membranes with minimal macrovoids and defects are provided by the current invention. MMC Membranes are needed that have minimal macrovoids and defects, provide...
7476635 Process for making supported thin zeolite membrane  
Described is a process for the preparation of a supported zeolite membrane that consists of a zeolite/substrate composite layer, whose zeolite phase exhibits a crystallinity of at least 85%,...
7442367 Production method for zeolite shaped body and production method for zeolite layered composite  
The present invention discloses a production method for a zeolite shaped body in which a tetrapropylammonium hydroxide (TPAOH) solution and tetrapropylammonium bromide (TPABr) are added to a silica...
7438887 Manganese oxide nanowires, films, and membranes and methods of making  
Nanowires, films, and membranes comprising ordered porous manganese oxide-based octahedral molecular sieves, and methods of making, are disclosed. A single crystal ultra-long nanowire includes an...
7390347 Zeolite membranes for selective oxidation of carbon monoxide in mixed hydrogen gas source  
Methods and apparatus are taught for selectively oxidizing carbon monoxide in a source of gas containing carbon monoxide and hydrogen. A gas containing carbon monoxide and hydrogen is fed into a...
7316794 Continuous production of catalyst coated membranes  
A process for the production of catalyst coated membranes, especially catalyst coated membranes for use in fuel cells, that includes applying followed by drying of an electrocatalyst coating...
7253130 Method for making transparent continuous zeolite film and structure of the zeolite film  
A method for making transparent continuous zeolite film is provided. First a transparent precursor sol is prepared, and the precursor sol is processed to a specific concentration. The precursor...
7252876 Laminated zeolite composite and method for production thereof  
A laminated zeolite composite is provided, including a MFI membrane constituted by a MFI type zeolite having a SiO 2 /Al 2 O 3 (molar ratio) of 40 to 100, and a porous substrate constituted by a...
7229537 Composite oxygen ion transport element  
A composite oxygen ion transport element that has a layered structure formed by a dense layer to transport oxygen ions and electrons and a porous support layer to provide mechanical support. The...
7153559 Ceramic-metal composite body, composite structure for transporting oxide ion, and composite body having sealing property  
A sealing technique is established in which a seal can be easily formed and which is excellent in reliability and a heat cycle property in a high temperature region of 800° C. or higher, so as to...
7109140 Mixed matrix membranes  
Mixed matrix membranes are prepared from zeolites and polymers, such as polyimides, in a void free fashion where either no voids or voids of less than several Angstroms are present at the interface...
7074734 Isomorphously substituted molecular sieve membranes  
Zeolite membranes that can be used to continuously separate components of mixtures are disclosed. The zeolite membranes are prepared by isomorphous substitution, which allows systematic...
7049259 Molecular sieve layers and processes for their manufacture  
Layers comprising a molecular sieve layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular...
7041616 Enhanced selectivity of zeolites by controlled carbon deposition  
A method for carbonizing a zeolite comprises depositing a carbon coating on the zeolite pores by flowing an inert carrier gas stream containing isoprene through a regenerated zeolite at elevated...
7033968 Processes for the manufacture of supported materials  
A process is described for the manufacture of a crystalline molecular sieve layer on a support, which process comprises impregnation of the support with an impregnating material prior to deposition...
6958137 Preparation of composite silica membranes with thermal stability by a soaking-rolling method  
The present invention relates to a method for preparing a composite silica membrane with thermal stability by a soaking-rolling method, and more particularly to a method for preparing a composite...
6936560 Zeolite laminated composite and zeolite membrane reactor using the same  
A zeolite laminated composite of the present invention is characterized in that it has a separation membrane being constituted by a zeolite, and a porous substrate being constituted by a zeolite...
6872331 Oxide ion conductor, manufacturing method therefor, and fuel cell using the same  
An oxide ion conductor is manufactured having a relatively high mechanical strength while the ionic conduction thereof is maintained at a satisfactory level. The oxide ion conductor is represented...
6849568 Hydrophilic zeolite coating  
A hydrophilic coating can be optionally corrosion resistant and/or microbial resistant for a substrate such as a heat exchanger. The coating is provided by a zeolite layer that can be formed from a...
6818333 Thin zeolite membrane, its preparation and its use in separation  
Described is a supported zeolite membrane that consists of a zeolite/substrate composite layer that exhibits, in the n-butane/isobutane separation, a permeance of n-butane of at least 6.10 −7 ...
6734129 Zeolite membrane composites (LAW730)  
The invention is related to a zeolite membrane composite composition comprising a first zeolite or zeolite-like layer, a second independently selected catalytic, permselective, or combined...
6730808 Oxidative reactions using membranes that selectively conduct oxygen  
Reactor membranes for used in oxidation reactions of hydrocarbons involving oxygen comprising a selective oxidation catalyst on a mixed conducting, oxide ion selective ceramic membrane of the...
6693055 Zeolite-substrate composite comprising a patterned zeolite layer on a substrate and preparation thereof  
The present invention relates to a method for the preparation of a zeolite-substrate composite comprising a patterned zeolite monolayer or multilayer on a substrate, which comprises forming a...
6689195 Crystalline molecular sieve layers and processes for their manufacture  
A process is described for the manufacture of crystalline molecular sieve layers with good para-xylene over meta-xylene selectivity's good para-xylene permeances and selectivities. The process...
6667265 Zeolite composite film and process for producing the same  
A method for producing a zeolite composite membrane in which a zeolite membrane is formed on a porous substrate includes the steps of: coating a zeolite membrane on a porous substrate made of...
6660245 Methods for detemplating zeolites and silicalites for use in integrated circuit manufacture  
Structure-directing agents, such as quaternary ammonium, are removed from silicalite or zeolite crystals by oxidative attack (e.g., using CO 2 , H 2 O or NH 3 ) first, by using a combination of...
6641626 Mixed ionic and electronic conducting ceramic membranes for hydrocarbon processing  
The invention relates to mixed phase materials for the preparation of catalytic membranes which exhibit ionic and electronic conduction and which exhibit improved mechanical strength compared to...
6635594 Membrane pre-treatment process  
An improved porous substrate for zeolite membranes is formed by coating the substrate with a layer of zeolite particles of a narrow particle distribution size of between 20 and 0.01 microns.
6500233 Purification of p-xylene using composite mixed matrix membranes  
Composite membranes capable of separating p-xylene from mixtures including p-xylene and m-xylene, and processes for purifying p-xylene using the membranes, are disclosed. The membranes are polymer...
6492290 Mixed conducting membranes for syngas production  
This invention presents a new class of multicomponent metallic oxides which are particularly suited toward use in fabricating components used in processes for producing syngas. The...
6486086 Simplified methods of manufacturing titanium silicate membranes  
A simplified method of forming a porous crystalline titanium silicate membrane comprises preforming a mass of titanium dioxide particles into a consolidated preform such as by pressing into a thin...
6448199 Hydrophobic composite Pd-membrane catalyst useful for non-hazardous direct oxidation of hydrogen by oxygen to hydrogen peroxide and method of its preparation  
A hydrophobic composite Pd-membrane catalyst, useful for the non-hazardous direct oxidation of hydrogen by oxygen to hydrogen peroxide, without a gas phase mixing of hydrogen and oxygen or air,...
6440885 Zeolite membrane and a process for the production thereof  
The present invention is directed at a supported zeolite structure comprising substantially-sintered monolithic porous ceramic substrate having coated thereon a uniformly thin, essentially...
6432376 Membrane process for the production of hydrogen peroxide by non-hazardous direct oxidation of hydrogen by oxygen using a novel hydrophobic composite Pd-membrane catalyst  
The above objects are achieved by providing a novel process for the production of hydrogen peroxide, by the non-hazardous direct oxidation of hydrogen by oxygen to hydrogen peroxide, without the...
6387269 Membrane for separating fluids  
A porous composite structure, and in particular a membrane, for separating fluids is described. The composite structure comprises at least a porous support and a zeolite layer applied to the...
6355093 Two component-three dimensional catalysis  
This invention relates to catalytic reactor membranes having a gas-impermeable membrane for transport of oxygen anions. The membrane has an oxidation surface and a reduction surface. The membrane...
6346228 Hydrophobic multicomponent catalyst useful for direct oxidation of hydrogen to hydrogen peroxide  
The present invention relates to a novel hydrophobic multicomponent catalyst useful in the direct oxidation of hydrogen to hydrogen peroxide and to a method for the preparation of such catalyst....
6293978 Process for converting organic compounds using composite materials in membrane reactors  
A process for converting organic compounds using composite materials in membrane reactors. The composite materials include a gas-tight ceramic, a porous metallic support, and an interfacial zone...
6248682 Incorporation of zeolites into hybrid polymer matrices  
A family of innovative composite zeolite materials and methods for making the same are disclosed. Zeolites 3A and 13X have been incorporated into hybrid polysiloxane polymers to form composite...
6232253 Sol-gel alumina membrane for lean NOx catalysts and method of making same  
A lean-NO x catalyst having a sol-gel processed membrane. The sol-gel processed membrane is loaded with a transition metal. Methods are also disclosed for loading a transition metal on the...
6200541 Composite materials for membrane reactors  
Composite materials of the invention, which include a gas-tight ceramic, a porous metallic support, and an interfacial zone therebetween eliminate the need for mechanical seals between two such...
6197269 Method for absorbing gaseous oxidizable or reducible constituents through a membrane  
6190638 Molecular sieves and process for their manufacture  
6180276 Method for fabricating membrane and electrode assembly for polymer electrolyte membrane fuel cells  
A method for fabricating an electrode and membrane assembly (MEA) for polymer electrolyte membrane fuel cells. The MEA comprises a polymer electrolyte membrane on each side of which an...
6177373 Procedure for preparing molecular sieve films  
The invention is comprised of a procedure for applying molecular sieve films to the surface of different substrates. This procedure is characterized in that microcrystals of the molecular sieves in...
Matches 1 - 50 out of 125 1 2 3 >