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JP4078427B2 |
To provide a catalyst which shows high catalytic activity at a comparatively low temperature (below 400°C) when a nitrogen oxide, which may exist together with oxygen or oxygen and steam, is reduced by using methane as a reducing agent....
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JP4079717B2 |
An automotive catalytic converter has a primary catalytic component, and a co-catalytic component which facilitates the application of the primary component to a ceramic substrate. The substrate surface structure has a large number of op...
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JP4080225B2 |
To provide a desulfurization method which solves the problems that it is necessary to thoroughly remove sulfur compounds contained in fuel used for a fuel cell since the catalyst used in a fuel cell system tends to be poisened by the sul...
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JP2008088461A |
To provide a metal porous body having two or more skeleton layers in which the number of integrally formed cells is small, and also, a void content is high.A metal porous body has at least two skeleton layers having porosity of 80% and h...
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JP2008074639A |
To provide a composition containing amorphous carbon introduced with sulfonic acid group which can form a film having a sufficient strength by stably dispersing or desolving the amorphous carbon introduced with sulfonic acid group in a s...
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JP4069613B2 |
The present invention manufactures a ceramic honeycomb structure, and includes an extrusion process for forming the honeycomb form, a cutting process for cutting the honeycomb form into predetermined lengths, a drying process for drying ...
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JP2008068176A |
To propose a catalytic carrier for cleaning exhaust gas, which accelerates the temperature rise and activation of a catalytic substance, has excellent cost-effectiveness, promotes the agitation of exhaust gas to form a turbulent flow and...
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JP2008508172A |
A method of manufacturing a porous ceramic part, comprising the following steps in succession: a) preparing a mixture M containing a ceramic powder in suspension, at least one gelling agent and at least one foaming agent, at a mixing tem...
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JPWO2005108328A1 |
An object of the present invention is to provide a honeycomb structural body, which has a flat shape, makes its sealing material layer less likely to be damaged at increased temperatures, maintains high bonding strength, and is superior ...
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JP4061954B2 |
To provide a new titania catalyst carrier which can be produced at a low cost, and surely avoid the corrosion of the components of an extruder when performing extrusion molding. In the titania catalyst carrier 20 made by extruding a gree...
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JP4061575B2 |
Conductive catalyst particles comprise precious metals and thermal non-solid melt additive coated on conductive powder. Independent claims are also included for the following: (i) conductive catalyst particles having alloy of MI and MII ...
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JP4058503B2 |
To provide an exhaust gas purifying catalyst bed capable of efficiently removing NOx in dilute combustion exhaust gas, a catalyst coated structure purifying exhaust gas and a method for purifying NOx in dilute combustion exhaust gas usin...
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JP2008050218A |
To provide a low cost porous body and to provide a manufacturing method of the porous body capable of controlling a specific surface area without reducing a pore diameter of the porous body.A fibrous substance is formed on the surface or...
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JP4058210B2 |
To provide a photocatalyst member having heat exchanging property, preferably total heat exchanging property, and excellent in air cleaning property. The photocatalyst member is constructed by laminating partition plates (1) having heat ...
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JP4057647B2 |
A process for producing high-purity hydrotalcites by reacting alcohols or alcohol mixtures with at least one or more divalent metal(s) and at least one or more trivalent metal(s) and hydrolyzing the resultant alcoholate mixture with wate...
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JP2008044825A |
To provide a method where a nanoporous material, in which the regularity of pores is extremely satisfactory, and having a large specific surface area, is mass-synthesized.The method for forming a nanoporous material using a liquid silico...
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JP2008045466A |
To provide a method capable of well determining quantity of deposited particulate on a conductive honeycomb structure.In this method for determining quantity of deposited particulate on the conductive honeycomb structure body is provided...
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JP4054571B2 |
To provide a porous material which has a sufficient heat resistance without firing at a high temperature, is improved in strength and is excellent in low pressure loss, acid resistance and heat resistance in the case of being used as a f...
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JP4054563B2 |
To produce a catalyst for hydrogenation of hydrocarbon oil which is excellent not only in the desulfurization activity but in denitrification activity, which does not excessively consume hydrogen in the process of hydrogenation refining,...
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JP4054562B2 |
To produce a catalyst for hydrogenation of hydrocarbon oil and to provide a method for manufacturing the catalyst having excellent desulfurization performance and denitrification performance and little consumption of hydrogen. The cataly...
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JP2008036451A |
To provide a catalyst support and a catalyst capable of efficiently reforming methane with carbon dioxide to convert methane into hydrogen, a source of clean energy or into synthesis gas comprising as its main components, hydrogen and ca...
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JP4046925B2 |
To obtain a ceramic carrier comprising a cordierite honeycomb structure capable of carrying a necessary amount of a catalyst component without the necessity for coating with γ-alumina. At least 1×1011/L micropores having diameters or w...
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JP2008025449A |
To prevent crack during forcible regeneration in a view of temperature distribution.Length of a clogging part 41a toward exhaust gas upstream direction in a flow in side cell 41 of an outer circumference part 44 is made longer than an in...
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JP2008019101A |
To provide a carbon material which can keep the surface-modified properties for a long period of time, and to provide a method for producing the same.The carbon material is surface modified by a sulfonic group and a fluorine atom, in whi...
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JP4041250B2 |
To provide an acrylic acid manufacturing catalyst superior in catalyst performance, capable of manufacturing acrylic acid stably and in a high yield for a long period of time, and a preparation method suitable for preparing the catalyst,...
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JP4032652B2 |
Composite oxide powder has a large specific surface area and a large pore volume even after a high-temperature durability test, without losing oxygen storage ability of a single metal oxide. In this composite oxide powder, a first metal ...
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JP4031168B2 |
To provide oxide porous bodies useful for various uses, such as catalysts, catalyst carries, various filters, enzyme carriers, adsorbing agents or fillers. There are provided the new porous bodies, each being characterized in that the ce...
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JP4030320B2 |
The present invention has an object to obtain a ceramic body that can support a required amount of catalyst component, without lowering the characteristics such as strength, being manufactured without forming a coating layer and providin...
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JP2007538157A |
A high temperature corrosion resistant stainless steel having a composition (by weight) of: C ≤ 0.2%, but more than zero, N ≤ 0.1 % but more than zero, O ≤ 0.1 % but more than zero, Si ≤ 0.4% but more than zero, Al < 0.5% but mor...
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JP4026042B2 |
To improve the adhesion property of a photocatalyst film to a base body by improving the formation of a photocatalyst film by coating with a dispersion liquid of ultrafine particles, to provide a photocatalyst having good transmittance f...
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JP4026229B2 |
To provide a photocatalytic body wherein photo-transmittance is good and bonding force and smoothness of a photocatalytic film to a substrate is improved and an illuminator using this. A photocatalytic body prepd. by forming a primary la...
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JP4025502B2 |
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JP2007536081A |
The web ( 8 ) is arranged around a processing unit ( 14 ) between the processing unit ( 14 ) and an envelop ( 16 ) which defines a conduit ( 12 ) for the exhaust gas flow. The web ( 18 ) includes a mattress whose external side is provide...
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JP4020155B2 |
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JP4021513B2 |
To obtain an alumina or alumina hydrate having an ultralow bulk density, a high specific surface area and a high fine pore volume, by making the alumina or aluminal hydrate have a specific composition, and have a surface area, a fine por...
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JP4017851B2 |
To provide a photocatalyst useful for efficiently oxidizing an aromatic compound. The supported type titanium dioxide catalyst is obtained by supporting titanium dioxide fine particles on the surfaces of rutile type titanium dioxide part...
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JP4018337B2 |
A novel catalytic material is prepared by dispersing a catalytically active species, e.g., one or more platinum group metals, on a support phase that contains a high porosity, meso-pores high surface area (HPMPHSA) material. The HPMPHSA ...
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JP4017361B2 |
To provide activated carbon having high adsorbing capacity, excellent desulfurization and denitration performance and high strength durable to the circulating use in a dry desulfurization and denitration process of a moving bed system. T...
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JP2007532309A |
A shaped particle suitable for use as a catalyst support or, alternatively, a dehydrogenation catalyst system in the form of a shaped particle, wherein said shaped particle has a geometry including a length and a cross sectional geometry...
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JP4006976B2 |
This composite oxide powder can secure a large pore volume even after calcination at high temperature and, when a catalyst is formed by loading a noble metal on this composite oxide powder, noble metal grain growth can be suppressed. The...
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JP2007289859A |
To provide a composite honeycomb structure which is manufactured to have catalysis by functionalizing a porous honeycomb structure highly and has open pores formed in consideration of pressure loss and to provide an air purifier and a wa...
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JP2007531612A |
A reactor system for the oxidation of ethylene to ethylene oxide. The reactor system includes a reactor tube that contains a packed bed of shaped support material that can include a catalytic component. The shaped support material has a ...
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JP2007292040A |
To provide a sheet member which has the necessary strength and repulsion capability, and also an exhaust gas processing device having such a sheet member. In the present invention, the sheet member includes inorganic fibers and has multi...
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JP4001800B2 |
A honeycomb catalyst carrier 5 of the present invention includes: a honeycomb formed cell structure 1 which is composed of a porous material having a large number of pores and has cells each functioning as a fluid passage; and an outer w...
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JP4001429B2 |
To provide a silver catalyst for manufacturing ethylene oxide with an outstanding catalytic performance and at a high selection rate over a long period of time, a method for manufacturing ethylene oxide using this silver catalyst and a m...
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JP2007275869A |
To provide a method for manufacturing cell structures which can suppress excessive use of a catalyst component to reduce production costs and uniformalize the amount of a catalyst component carried on the structures. There is provided a ...
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JP2007277037A |
To provide a ceramic body whose substrate is made of a cordierite porous material with a high temperature stability and a high specific surface area, on the surface of which acicular particles are formed and a part or the whole surface o...
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JP3997783B2 |
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JP3997825B2 |
The present invention provides a catalyst-loaded ceramic filter that is made of a ceramic material capable of directly supporting a catalyst component thereon, and is capable of providing early activation of the catalyst with a low coeff...
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JP2007528787A |
A method of forming a carrier material suited to use in Fischer-Tropsch reactions includes forming a dispersion of first and second hydrated alumina materials in a liquid dispersant, such as an acid solution. The first alumina can be der...
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