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WO/2023/047103A1 |
The present invention relates to an iridium-based oxygen evolution catalyst. The catalyst comprises a mixture of IrO2 and Li3lrO4 phases, the XRD pattern of the catalyst having reflections at 2Θ = 18° and 43° for Li31 rO4 and at 2Θ =...
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WO/2023/046494A1 |
The present invention provides a catalytic article for the removal of nitrogen oxides and ammonia from exhaust gas of lean combustion engines which heats up quickly to its operation temperature and shows a better performance. Another aim...
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WO/2023/047459A1 |
This oxygen storage material has a chemical composition that is represented by Ce1-xZrxO2-δ (0.45 ≤ x ≤ 0.65, 0 ≤ δ), has, in the vicinity of 14.5° in an XRD pattern, a peak that belongs to a cubic pyrochlore-like structure (κ ...
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WO/2023/043121A1 |
The present invention provides: a carbon-supported platinum nanocube catalyst that is surface-processed with rhodium atoms, in which the surfaces of platinum nanocubes are decorated with rhodium atoms linked thereto by oxygen, so that et...
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WO/2023/043005A1 |
The present invention relates to a catalyst for capturing and converting carbon dioxide, which, by capturing carbon dioxide in exhaust gas generated during combustion of fossil fuels and converting same into a carbon resource, removes ca...
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WO/2023/043004A1 |
The present invention relates to: a method for preparing a carbon dioxide capture and conversion catalyst which can capture carbon dioxide in exhaust gas generated during the combustion of fossil fuels and convert same into a carbon sour...
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WO/2023/041902A1 |
Catalyst compositions and methods of preparation comprising: exchanging a rare earth element into a molecular sieve; incorporating a promoter metal into the molecular sieve; wherein the rare earth element exchanging step and the promoter...
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WO/2023/042479A1 |
[Problem] To achieve both an improvement in purification performance of a catalytic converter and suppression of catalyst deterioration. [Solution] Provided is a honeycomb type metal carrier in which flat metal foils and wavy metal foils...
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WO/2023/042427A1 |
Provided is a sterilization and deodorization device (100) comprising: a photocatalyst (121); a light (130) which irradiates the photocatalyst with light; a fan (140) which is for passing air so as to contact the photocatalyst; a case (1...
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WO/2023/041215A1 |
The present invention relates to a vanadium and phosphorus mixed oxide (VPO) catalyst for the partial oxidation of n-butane to maleic anhydride, comprising vanadyl pyrophosphate as main component and at least one first promoter element s...
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WO/2023/036315A1 |
A structured catalyst capable of simultaneously reducing the emission of SOx and NOx, the catalyst comprising a structured carrier and an active component coating distributed on the inner surface and/or outer surface of the structured ca...
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WO/2023/036155A1 |
Disclosed are a solid base catalyst and a preparation method therefor. The solid base catalyst is composed of an active component, an auxiliary agent, a forming aid and a solid base catalyst carrier. The solid base catalyst carrier is a ...
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WO/2023/036952A1 |
The present invention relates to a new palladium-based catalyst on a cerium dioxide substrate, of the formula Pd-X/Ce02, wherein X represents the empty set or a doping agent and its use in the implementation of a method for selectively p...
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WO/2023/030684A1 |
A methane pyrolysis reactor and a methane pyrolysis method comprising the steps of: passing a natural gas stream (11) through a porous and permeable plate (3), to form natural gas bubbles; bubbling the natural gas stream through a molten...
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WO/2023/032918A1 |
This hydrochloric acid oxidation catalyst oxidizes hydrochloric acid. The hydrochloric acid oxidation catalyst includes: a carrier; and copper, an alkali metal, and a rare-earth metal, which are carried on the carrier. The differential v...
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WO/2023/033165A1 |
A compound represented by formula [I] (in the formula, R12, R13, R14, R15 and R16 are the same or different, and are hydrogen, halogen, a C1-6 alkyl optionally substituted with halogen, or a C1-6 alkoxy optionally substituted with haloge...
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WO/2023/032857A1 |
An exhaust gas purification device which enables making the catalyst structure lighter and which enables suppressing the occurrence of cracks even when the catalyst structure has a prismatic shape, and a manufacturing method thereof are ...
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WO/2023/032856A1 |
Provided are an exhaust gas cleaning device and method for producing same, capable of reducing the weight of a catalyst structural body and preventing deformation of a laminated body during production steps to inhibit a gap between the c...
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WO/2023/033172A1 |
[Problem] To provide a catalyst for hydrotreating heavy hydrocarbon oil, which exhibits excellent demetallization performance, desulfurization performance, and deasphaltenization performance and has high strength. [Solution] A hydrotreat...
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WO/2023/032858A1 |
Provided is an exhaust gas purification device for a wood-burning stove in which the exhaust gas purification device can prevent deformation in a turn-back portion due to thermal expansion of a holding member and can maintain a reinforci...
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WO/2023/028763A1 |
Disclosed in the present invention is a method for preparing a silicon dioxide-coated metal-metal oxide core-shell structured adsorptive photocatalyst. The method comprises the following steps: (1) preparing a single or composite water-s...
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WO/2023/032855A1 |
Provided are: an exhaust gas purification device for a wood-burning stove, the exhaust gas purification device being capable of reducing manufacturing costs by using an inexpensive metal as a metal catalyst, and also being capable of red...
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WO/2023/032686A1 |
The present invention provides a culture medium for hydroponics, in which a photocatalyst composition (B) is supported on a porous material (A), wherein the photocatalyst composition (B) is a photocatalyst composition in which a metal is...
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WO/2023/028712A1 |
A novel catalyst layer (CL) composition and structure that provides exceptional durability with sustained catalytic performance for intended heavy duty vehicle (HDV) application. This inventive composition and structure of the CL include...
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WO/2023/026022A1 |
A method of forming an inorganic oxide coating on a monolith article is disclosed. The coated monolith article is suitable for the treatment of an exhaust gas. The method comprises spraying, as a dry particulate aerosol, inorganic partic...
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WO/2023/024254A1 |
Disclosed in the present invention are an embedded hydrothermal-resistant NiSn-CS nanocatalyst, a preparation method therefor and an application thereof. The method comprises the following steps: first dissolving Ni salt, Sn salt and chi...
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WO/2023/021265A1 |
The disclosure relates to a method of forming a coated monolith article for the treatment of an exhaust gas. The method comprises the steps of: retaining a porous monolith article in a coating apparatus, the porous monolith article compr...
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WO/2023/022588A1 |
The present invention relates to a photoactive fabric for purifying air and a method (100) of producing thereof, the method (100) comprising the steps of: preparing a graphene oxide suspension (101 ); preparing a metal oxide suspension (...
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WO/2023/022032A1 |
A method for producing carbon monoxide, the method comprising a step in which carbon monoxide is produced by a decomposition reaction of at least one of formic acid and a formic acid alkyl ester in the presence of a solid acid catalyst, ...
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WO/2023/020495A1 |
Provided are a monolithic cDPF composite material for a diesel vehicle and a preparation method therefor. The preparation method comprises the following steps: preparing whisker-modified cordierite; mixing lanthanum nitrate, cobalt nitra...
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WO/2023/021761A1 |
The present invention addresses the problem of providing a stainless steel metal sheet on which a catalyst-coating-film-forming material is formed, a stainless steel metal pipe, and a urea SCR exhaust gas treatment device, the catalyst-c...
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WO/2023/017841A1 |
One aspect of the present invention is a method for producing a compound represented by general formula (1), the method being characterized by including a step for mixing and reacting ethylene, a compound represented by general formula (...
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WO/2023/015890A1 |
The present invention discloses a denitration catalyst coating material for a non-road field, comprising the following components in percentage by mass: 40-85% of silicon dioxide, 10-50% of titanium dioxide, 0-20% of aluminum oxide, and ...
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WO/2023/017771A1 |
A supported metal catalyst is provided which has excellent utilization efficiency of active metal particles. This supported metal catalyst is provided with a carrier, which is an aggregate of conductive particles, and active metal part...
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WO/2023/018487A1 |
A layered catalyst reactor system and process for hydrotreatment of hydrocarbon feedstocks. The layered catalyst system reactors comprise vertical bed layers including a demetallization catalyst layer, multiple layers of supported hydrot...
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WO/2023/016311A1 |
A sludge-ash-modified titanium oxide-biochar composite photocatalyst, a preparation method therefor and an application thereof. The composite photocatalyst comprises titanium oxide, sludge ash and porous biochar, wherein the porous bioch...
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WO/2023/016706A1 |
The present invention relates to a catalytic bed for the production of phthalic anhydride by oxidation of o-xylene and/or naphthalene. The catalytic bed comprises at least four layers of vanadium and titanium mixed oxide (VTiO) catalyst,...
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WO/2023/013419A1 |
The present invention provides: a radial flow-type reactor in which temperature unevenness is less likely to occur even when an endothermic reaction is performed, pressure loss is small, and maintenance work is easily performed; and a me...
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WO/2023/013207A1 |
This porous composite comprises a porous substrate and a porous trapping layer (3) that is provided to a trapping surface of the substrate. The trapping layer (3) includes particles that accumulate within pores of the trapping surface. W...
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WO/2023/011117A1 |
The present invention provides an adsorbent and a preparation method therefor, a method for purifying hexamethylenediamine, and a method for preparing organic diamine and a device used therein. The adsorbent comprises a carrier and surfa...
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WO/2023/011875A1 |
A method of depolymerizing plastic waste using a doped silica catalyst is described herein. The method provides with high efficiency a high quality liquid depolymerization product which can be used as cracker feedstock.
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WO/2023/010175A1 |
A highly crystalline mesoporous sulphur functionalized carbon nitride and a process for producing the same. The process including the steps of: providing a carbon nitride precursor material; mixing the carbon nitride precursor material w...
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WO/2023/013985A1 |
The present invention provides a ruthenium-based nano-catalyst for a hydrogen generation reaction, a preparation method therefor, a hydrogen generation electrode, and a water electrolysis system, wherein the nano-catalyst has excellent c...
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WO/2023/006867A1 |
A process for the catalytic decomposition of nitrous oxide N2O in a gas mixture obtained in the preparation of nitric acid by catalytic oxidation of ammonia, in a reactor which contains in this order in the flow direction a noble metal g...
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WO/2023/005143A1 |
The present invention provides a two-dimensional supramolecular compound synthesized on the basis of 1,3,5-tri(4-carbonylphenyloxy)benzene, a preparation method therefor, and an application thereof. The method comprises adding 1,3,5-tri(...
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WO/2023/007192A1 |
A method for preparing an atomically dispersed metal catalyst, comprising: depositing atomically dispersed metal onto a support by magnetron sputtering to directly form a catalyst comprising metal particles, with mean diameter up to 1 nm...
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WO/2023/006686A1 |
The invention relates to a composition which is: - a composition C1 which is based on Al and Ce in the form of oxides; or - a composition C2 which is based on Al, Ce and La in the form of oxides. with the following proportions: - the pro...
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WO/2023/009259A1 |
Catalyst compositions and processes for making and using same. The catalyst composition can include catalyst particles. The catalyst particles can include 0.001 wt% to 6 wt% of Pt and up to 10 wt% of a promoter that can include Sn, Cu, A...
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WO/2023/008320A1 |
[Problem] The purpose of the present invention is to provide: a catalyst carrier base that includes a beam-shaped flat part which extends to a winding core and in which a hole is formed, wherein fatigue failure of the beam-shaped flat pa...
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WO/2023/001642A1 |
Method for preparing a catalyst comprising a nickel active phase and an alumina support, said catalyst comprising between 1% and 50% by weight of elemental nickel relative to the total weight of the catalyst, the nickel being distributed...
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