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JP4478280B2 |
To produce a catalyst for removing CO in a hydrogen-containing gas, improved in its catalytic activity, and to provide its manufacturing method and a method for oxidizing and removing the CO in the hydrogen-containing gas using the catal...
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JP4473282B2 |
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JP4471174B2 |
Provided are a mesoporous carbon and a method of preparing the same, where the mesoporous carbon is prepared using phenanthrene as a carbon source and a mesoporous silica as a template. The mesoporous carbon has a significantly low plane...
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JP4473438B2 |
A honeycomb structure in which the structure has a reinforced part having been loaded with a cordierite powder at least on one end surface of the frontal openings of the substrate of a honeycomb structure made of cordierite. This honeyco...
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JP4471621B2 |
To provide a honeycomb structure capable of depositing particulates and ash in large quantities, and capable of carrying a large quantity of catalysts without significantly increasing pressure loss. The pillar-shaped honeycomb structure ...
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JP4473505B2 |
A ceramic honeycomb structure (1) constituted by cell walls (ribs) (2) forming a composite structure from a plurality of cells (3) being adjacent each other and a honeycomb outer wall (4) surrounding and holding the outermost peripheral ...
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JP4473463B2 |
A silicon nitride porous body which is obtained by nitriding a molded body having metallic silicon as a main component and by performing a high temperature heating treatment at a temperature higher than the nitriding temperature, and whi...
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JP4464168B2 |
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JP4464568B2 |
A honeycomb structure body which has a number of passages partitioned with partition walls and penetrating along the axial direction. A porous honeycomb structure body which contains refractory grains as filler, one or more elements sele...
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JP4460537B2 |
A photocatalytic member which does not undergo heat treatment is provided. A photocatalyst layer is formed on the surface of a substrate through the intermediary of an undercoat layer. The main component of the undercoat layer is a cryst...
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JP4462875B2 |
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JP2010100502A |
To provide a ceramic particle increasing a reaction area with an eluate or the like without reducing the size of the particle itself.The ceramic particle has an average particle size of 5 m or more and 5 mm or less, has a plurality of op...
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JP4459535B2 |
The invention concerns a process for the immobilisation of a homogeneous catalyst comprising immobilising the homogeneous catalyst in zeotype crystals with a non-crystallographic mesopore system and a mesopore volume of the zeotype cryst...
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JP4457338B2 |
To provide a ceramic honeycomb structure which has a greatly improved thermal shock resistance and reduces the chipping or breaking of the outer skin when put, as an exhaust gas cleaning carrier or a filter for capturing fine particles, ...
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JP4459170B2 |
Composition comprising cerium oxide and zirconium oxide in a weight ratio of 10/90 to 90/10 has a surface area which, after a first calcination at 900[deg]C for 4 hours and then a second calcination at 1000[deg]C for 10 hours, varies by ...
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JP4452280B2 |
A method for producing a metallic honeycomb body includes providing a plurality of smooth sheet-metal foils and at least partly structured sheet-metal foils and placing the foils in a housing. The smooth sheet-metal foils have a first le...
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JP4455759B2 |
A superacid catalyst comprising: zirconium oxide on whose surface sulfate groups are present, in a quality corresponding to total coverage of the surface of the zirconium oxide by means of a monolayer of these sulfate groups, optionally ...
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JP4453384B2 |
To provide a method of manufacturing a transition alumina formed body exhibiting high specific surface area and high strength even after being kept at a high temperature. The manufacturing method is for manufacturing the transition alumi...
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JP2010070437A |
To provide a method for producing an active alumina molded body having high strength and high pore volume.The method for producing the active alumina molded body includes a step of: obtaining raw material powder for molding by adding a c...
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JP4441845B2 |
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JP4442180B2 |
To industrially easily provide a high-purity spherical silica ball at a low cost, which is useful for applications such as a grinding medium, a catalyst support and a separating agent and has an average particle size of 0.3-10 mm, a spec...
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JP4436525B2 |
To provide an alumina porous body excellent in crushing strength and properties concerning shapes. This alumina porous body having 1-10 mm particle diameter and >=10 kgf crushing strength is obtained by compacting two kinds of alumina po...
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JP4440355B2 |
Modified particles obtained by a process comprising contacting water-containing particles(a), an organometallic compound(b) and a compound(c) having a functional group containing active hydrogen or a non-proton donative Lewis basic funct...
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JP4435940B2 |
To provide a stainless steel material coated with high-photocatalyst activity titanium dioxide film which is capable of preventing discoloration and interference colors at need and a method for manufacturing the same. This stainless stee...
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JP4439688B2 |
To prevent a folded part of a transparent or translucent polymer film from becoming a fine craze and an external light from being irregularly reflected to cause a white locus at the part, by exposing the film with a solar light and an at...
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JP4439236B2 |
An obj ect of the present invention is to provide a honeycomb structural body which makes it possible to prevent a thermal stress from concentrating on plugs for sealing a group of inlet-side through holes and the vicinity thereof during...
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JP4437084B2 |
A honeycomb structural body is constituted with a ceramic block comprising a plurality of through-holes arranged in a longitudinal direction and separated from each other through partition walls, either end portions of which through-hole...
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JP4431027B2 |
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 the same. Additionally, the invention is...
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JP4423570B2 |
A reforming catalyst support comprises: a substrate; and a coating formed on a surface of the substrate and including powder of a zirconia-titania solid solution, and a matrix of a metal oxide of at least one member selected from the gro...
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JP4423420B2 |
To provide a method for producing a noble metal based catalyst carrying carbide capable of performing control of a fine structure of a carbon network without forming a by-product such as metal carbide, and a noble metal based catalyst ca...
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JP4420991B2 |
To produce spherical silica particles having high mechanical strength, large specific surface area and good fluidity and also to provide a production method by which such spherical silica particles can be produced with good reproducibili...
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JP4418063B2 |
To provide a method by which hydrogen can efficiently be produced without depositing carbon on a catalyst and without inhibiting the production even when the steam reforming is carried out under conditions without introducing excessive s...
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JP4413134B2 |
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 com...
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JP2010502547A |
Porous, non-microcracked cordierite ceramic bodies having high strength, high strain tolerance, and high thermal shock resistance are produced from cordierite powder batch mixtures of controlled powder particle size fired according to a ...
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JP4406359B2 |
The invention concerns a composition based on zirconium and cerium oxides in an atomic ratio Zr/Ce>1, and further comprising lanthanum oxide or an oxide of a rare earth other than cerium and lanthanum. The invention is characterized in t...
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JP4405148B2 |
Alumina having a pore structure characterized by the absence of macropores, no more than 5% of the total pore volume in pores greater than 350 Å, a high pore volume (greater than 0.8 cc/g measured by mercury intrusion) and a bi-modal po...
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JP4400042B2 |
To provide a carried ruthenium oxide catalyst which is characterized by small activity lowering, and a production method for chlorine by oxidizing hydrogen chloride with oxygen in the presence of the carried ruthenium oxide catalyst. The...
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JP4394343B2 |
A silicon carbide based porous material (1) containing silicon carbide particles (2) as an aggregate and metallic silicon (3) as a bonding material and having a number of pores (5) formed by them, characterized in that it has an oxide ph...
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JP4389903B2 |
An exhaust gas control apparatus (2) for an engine includes a filter case (3) that has an internal space; a filter (4) that is arranged in the filter case (3) and that purifies exhaust gas; and a mat (5) that is arranged, in a compressed...
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JP4389105B2 |
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JP2009292020A |
To provide a bonded article having a member composed of a porous material and being excellent in bonding strength, and to provide a production process capable of producing the bonded article.The bonded article 1 includes a first member 2...
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JP4385645B2 |
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JP4386662B2 |
To solve problems in terms of heat resistance and durability since catalytic reaction is caused at a high temperature in many cases, particularly in the case of steam reforming reaction of methanol and problems in terms of the cost in th...
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JP4375784B2 |
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JP2009541435A |
Continuous heterogeneously catalyzed partial dehydrogenation of at least one hydrocarbon to be dehydrogenated in the gas phase involves at least one catalyst bed disposed in the reaction chamber and with generation of a product gas compr...
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JP4370388B2 |
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JP4370124B2 |
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JP4373177B2 |
To provide a honeycomb structure of which the damage and shift are suppressed in the case of canning, its manufacturing method and a canning structure wherein the honeycomb structure is subjected to canning. The honeycomb structure 1 is ...
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JP4369165B2 |
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JP4368491B2 |
To provide a device for coating a slurry for a catalyst, which is capable of controlling the width of coated slurry for the catalyst from one end side to the other end side of a catalyst carrier base material. The device for coating the ...
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