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JP4810907B2 |
To provide a catalyst carrier capable of advantageously preventing sintering of a noble metal such as platinum, its production method, and a catalyst using the catalyst carrier. The catalyst carrier consists of mutually mixed primary par...
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JP4812233B2 |
To provide a process for production of compound oxides having homogeneously diffused and mixed elements, there is provided a process for production of compound oxides, comprising contacting an organic phase having dissolved therein an or...
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JP4806401B2 |
This invention relates to a stable composite material comprising a support member that has a plurality of pores extending through the support member, and a macroporous crosslinked gel that is located in, and fills, the pores of the suppo...
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JP2011212683A |
To provide a method for the preparation of a supported catalyst composition suitable for the oxidation of ethane to ethylene and/or acetic acid, and/or the oxidation of ethylene to acetic acid, the supported catalyst composition prepared...
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JP2011209221A |
To provide a method for manufacturing porous cellulose particles which are uniform in particle size, are high in strength, and have a pore size of 1 μm or smaller.The method for manufacturing porous cellulose particles includes: the gra...
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JP4794834B2 |
The catalyst carrier in accordance with the present invention is a catalyst carrier comprising a support containing an oxide and an element in group 3A of the periodic table, and a coating part covering at least a part of a surface of th...
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JP4798850B2 |
To produce a catalytically active material, titanium dioxide, together with an oxide or with a dissolved compound of tungsten and/or vanadium, is processed into a shapeable material. the shapeable material is dried to form a shaped body,...
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JP4795958B2 |
A ceramic honeycomb substrate for use in an automotive catalytic converter system which exhibits improved light-off performance by virtue of a high porosity of 45 to 75% while still maintaining a wall thickness of greater than 2.0 mil (0...
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JP2011200834A |
To provide a catalyst carrying carrier and a method for manufacturing the same capable of enhancing the activity and durability of a catalytic metal, and to provide an electrode catalyst and a method for manufacturing the same.There is p...
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JP2011526634A |
The invention relates to a microporous and mesoporous carbon xerogel and organic precursors thereof based on a phenol-formaldehyde xerogel. A characteristic parameter common to carbon xerogels is a peak in the mesopore size distribution ...
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JP4791445B2 |
The composition is based on zirconium oxide and at least one additive selected from zirconium oxide and at least one additive chosen from praseodymium, lanthanum or neodymium oxides, has a specific surface of at least 29 m 2/g after calc...
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JP4794042B2 |
There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a...
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JP4779824B2 |
To provide a method for carrying a metal catalyst on a fibrous protein, which has an excellent reproducibility since the metal catalyst is uniformly carried by the fibrous protein, can be prepared in a short time and is suitable for an i...
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JP4778244B2 |
Hydrophobically precipitated silica with a BET surface area of less than 110 m 2>/g, a cetyl trimethyl ammonium chloride (CTAB) surface area of less than 150 m 2>/g, a BET/CTAB ratio of less than 3, a carbon content of more than 3.1% and...
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JP4776883B2 |
Disclosed is a method for producing a catalyst carrier element (1) comprising a honeycomb body (2) which is provided with a plurality of at least partly structured layers (3, 4) forming channels (5) that are penetrated by a fluid, a hous...
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JP4775718B2 |
A platinum-based nano catalyst supported carbon nano tube electrode and a manufacturing method thereof, more particularly to a manufacturing method of a carbon nano tube electrode and a carbon nano tube electrode supported with the plati...
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JP2011178607A |
To provide a porous honeycomb structure which has sufficient PM-collecting performance, can suppress the increase in pressure loss, and has excellent thermal shock resistance, and to provide a method for producing the same.There is provi...
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JP4770173B2 |
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JP4771639B2 |
Zeolite based material and a method for making the zeolite, comprising a zeolite having a silica/alumina ratio of at least 300 and a surface area of 250 m2/g and no greater than about 20 parts, by weight, of a silica binder. The combinat...
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JP4770959B2 |
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JP4772254B2 |
The present invention relates to (1) carbon powder having a primary particle size of 100 nm or less and an X-ray crystallite plane spacing C0 of less than 0.680 nm, preferably of 0.6730 nm or less, which shows a volume resistivity of 0.1...
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JP4771568B2 |
A plasticizable raw material mixture for use in preparing a substrate having cordierite as its primary phase with the mixture comprised of a chemical composition, percent by weight, of 11 to 17% MgO, 33 to 41% Al2O3 and, 46 to 53% SiO2. ...
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JP4767504B2 |
To provide a method for stably manufacturing an inorganic spherical body having substantially uniform particle size with high productivity, and an apparatus therefor. This method for manufacturing the inorganic spherical body comprises a...
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JP4767416B2 |
A method of making frangible, spray dried agglomerate catalyst supports is provided, e.g. of silica gel, which possess a controlled morphology of microspheroidal shape, preferably a rough, scabrous appearance, and interstitial void space...
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JPWO2009133857A1 |
In the present invention, while maintaining the collection efficiency of particulate matter and suppressing the increase in pressure loss, the burning time of the particulate matter deposited on the partition wall is shortened during the...
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JP4754144B2 |
Porous composite particles are provided which comprise an aluminum oxide component, e.g., crystalline boehmite, and a swellable clay component, e.g., synthetic hectorite, intimately dispersed within the aluminum oxide component at an amo...
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JP4756571B2 |
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JP2011156537A |
To provide a hexagonal-cell honeycomb structure the fracture strength of which can be made higher than before even when a cell wall has the thickness of ≤140 μm.The ceramic hexagonal-cell honeycomb structure 1 is used as a catalytic c...
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JP4747353B2 |
The present invention concerns a novel, highly dispersible aluminium hydrate. It also concerns a process for preparing said aluminium hydrate by precipitation of an aluminium hydrate in a reactor with no back-mixing and preparation of sa...
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JP4750303B2 |
To provide a mesoporous silica-alumina gel that has an average pore diameter in a mesopore region, has a large specific surface area and a large pore volume, and besides has an excellent heat resistance, and to provide a moisture conditi...
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JP4745557B2 |
To provide a desulfurizing agent for enabling a sulfur compound used as odorant to be removed for a long time at -20 to 300 deg.C from a fuel gas such as town gas or LPG (liquefied petroleum gas), and to provide a fuel cell power generat...
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JP2011147852A |
To make it easy and inexpensive to manufacture a microflow channel structure and a microflow channel device equipped therewith while preventing the groove of the microflow channel structure from being embedded and leakage in a microflow ...
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JP4737922B2 |
To provide a method whereby mesoporous silica having a submicrometer-order particle size is efficiently produced with a high yield without causing remarkable collapse of mesopores, by using an ordinary grinding apparatus. The method comp...
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JP4739677B2 |
A substrate has a coating on at least a part of its surface, having a mesoporous structure with photocatalytic properties and comprises titanium oxide at least partially crystallized. The optionally transparent substrate may be glass- or...
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JP4737149B2 |
To obtain an NOx occlusion-reduction type catalyst which can control sulfur poisoning and has high durability by using a catalyst carrier in which the features of each metal element constituting a compound oxide are developed at the maxi...
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JP4728959B2 |
A method for producing aluminum-containing honeycomb bodies includes providing at least partly structured aluminum-based metal foils. The at least partly structured metal foils are stacked and/or wound to form a honeycomb structure havin...
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JP2011136267A |
To provide a metal honeycomb material which can apply very strong mixing and diffusion, and reaction effect to inflow fluid.The metal honeycomb material is formed by installing a large number of openings, each of which is formed by cutti...
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JP4721241B2 |
To provide a practical catalyst that exhibits especially high CO shift reactivity in the low-temperature region favorable to the shift of CO to H2 from the equilibrium theory. This catalyst is constituted of a support in which at least o...
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JP4716654B2 |
Honeycomb bodies, especially those used in an exhaust system of an internal combustion engine, contain a housing and a metal matrix with an average starting diameter. The matrix is connected to the housing, whereby at least one contracti...
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JP4717819B2 |
Metal sheet (1) has slits (2) near the center, which enclose a microstructured area (4) extending below its surface. The slits have recesses at their corners (6). An independent claim is included for a support for exhaust purifying compo...
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JP4715064B2 |
To obtain a composite material excellent in the ability to sorb NOx contained in e.g. an exhaust from an automobile, a production method therefor, to obtain a catalyst excellent in the ability to sorb and reduce NOx and a production meth...
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JP4719919B2 |
To provide a functional coating which gives high corrosion resistance, environmental-friendliness, and excellent capability of decomposing hydrogen peroxide and removing harmful gases such as carbon monoxide, chlorine, and sulfurous acid...
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JP2011125776A |
To provide a porous ceramic molding for catalytic carriers, which is suitable as the catalytic carrier of a catalytic partial oxidation reaction catalyst or the like, has high heat resistance and is stable over a long period of time.A me...
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JP4710744B2 |
A process for producing a composite metal oxide of an acidic metal oxide and a basic metal oxide, wherein the process comprises (a) providing an aqueous solution containing a colloidal particle of the acidic metal oxide and a salt of the...
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JP4705643B2 |
A catalytic reactor containing a core structure near the reactor axis and a casing structure near the reactor wall, the two structures differing from each other to promote catalysis and heat transfer, respectively. The casing contains a ...
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JP4706945B2 |
The catalyst composition includes elements from groups 14 and 13 and an alkali or alkaline earth metal apart from a metal of group 8, 9 or 10, and also a small amount of a halogen(0 - 0.2%) The accessibility(i.e. the amount of element ac...
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JP4704303B2 |
To provide a method for manufacturing a structure for a sheetlike catalyst carrier which contains a mineral fiber which keeps a fibrous state just before fired, consequently has a shape keeping effect and functions as a sintering aid. Th...
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JP4701437B2 |
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JP4698585B2 |
The present invention aims to provide a honeycomb structural body which can achieve a long life time while maintaining a compact filter size, and further, since the honeycomb structural body is excellent in mechanical strength and therma...
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JP4699375B2 |
A catalyst for exhaust gas purification is provided that can not only efficiently and simultaneously purify nitrogen oxides, hydrocarbons and carbon monoxide in exhaust gas emitted from internal combustion engines such as those of automo...
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