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Matches 351 - 400 out of 33,981

Document Document Title
WO/2023/077609A1
A metallic nano-catalyst having a semi-coated structure, a preparation method therefor and an application thereof. The semi-coated metallic nano-catalyst comprises metal nanoparticles, and a coating material attached to part of the surfa...  
WO/2023/077218A1
There is provided a process for alkylating a substrate with a photocatalytic system. The process comprises providing a mixture containing an acid, and a substrate (an organic compound). Then, an organophotoredox catalyst of formula Ia is...  
WO/2023/076270A1
Ammonia-based photocatalytic reactor systems and methods are provided. Example features include coolant-circulation systems utilizing water and/or ammonia as a coolant for removing heat generated by LEDs comprising part of a photocatalyt...  
WO/2023/072134A1
The present invention relates to the technical field of desulfurization, particularly, to a catalyst and an application, and a method for removing carbonyl sulfide in natural gas. The catalyst comprises a carrier, and an alkali metal oxi...  
WO/2023/073353A1
A method of manufacturing a catalyst article, the method comprising: providing a complex of a maleic acid-containing polymer and a PGM; providing a support material; applying the complex to the support material to form a loaded support m...  
WO/2023/076298A1
A dense loading system with wave loader is a device intended to maximize and evenly distribute catalyst within a catalyst reactor. More specifically, the device provides a dense loading machine that uses air/nitrogen to propel catalysts ...  
WO/2023/074167A1
A production method for fine metal particles, including a step for preparing metal particles, and a step for supplying the metal particles with a feed gas including a hydrocarbon, wherein the contacting of the feed gas and the metal part...  
WO/2023/073014A1
The invention relates to a process for producing metal-containing spherically porous carbon particles. To this end it is preferable when in a first step a carbon precursor is polymerized with a structure-forming template in a solvent to ...  
WO/2023/067744A1
The present invention addresses the problem of providing an exhaust gas purification catalyst which does not undergo the deterioration in exhaust gas purification performance due to phosphorus poisoning. The present invention provides an...  
WO/2023/067134A1
The present disclosure relates to a method for forming a catalyst article comprising: (a) forming a plastic mixture having a solids content of greater than 50 % by weight by mixing together a crystalline small pore molecular sieve in an ...  
WO/2023/067129A1
The invention relates to a photocatalytic unit (1) for the production of hydrogen from water, comprising: (i) a photoreactor (2) comprising a plurality of tubes (3), wherein said tubes (3) internally comprise a photocatalyst, and are ada...  
WO/2023/068207A1
[Problem] To provide a composition that contains metal oxide particles having photoactivity and that suppresses the occurrence of aldehyde compounds even by photocatalysis; and to provide a production method thereof. [Solution] A composi...  
WO/2023/069645A1
Disclosed herein is a fluid catalyst cracking (FCC) catalyst component including an in-situ crystallized zeolite on pure alumina particles, wherein the FCC catalyst component has a ratio of zeolite surface area (ZSA) to matrix surface ar...  
WO/2023/068269A1
Disclosed is a wall flow-type particulate filter that reduces an increase in pressure loss due to coat layer formation. The particulate filter disclosed herein comprises a wall flow-type substrate and a coat layer formed on the substrate...  
WO/2023/068086A1
The present invention provides an electrode catalyst for hydrogen fuel cell anodes, the electrode catalyst containing a conductive carrier and noble metal particles that are supported by the conductive carrier. With respect to this elect...  
WO/2023/065400A1
Provided are a porous multi-doped perovskite catalyst and a preparation method therefor. The method comprises the following steps: S1: weighing nitrates of various elements according to a stoichiometric ratio La1.5W1.5MnMNO9- δ as raw m...  
WO/2023/064997A1
A method of fabricating a catalyst on a substrate comprising: providing a substrate having a layer of metal thereon; and contacting the layer of metal with a corrosive solution to form the catalyst.  
WO/2023/066153A1
A catalytic cracking catalyst comprising large-particle-size sol, and preparation method therefor. The catalytic cracking catalyst comprises, based on the total weight thereof, 15-50 wt% of β zeolite, 10-75 wt% of clay, and 10-50 wt% of...  
WO/2023/064984A1
The present invention relates to the field of catalysts, and in particular provides a catalyst for use in splitting water into hydrogen gas alone, hydrogen gas plus oxygen gas, or hydrogen gas plus hydrogen peroxide using photocatalysis,...  
WO/2023/069656A1
Disclosed herein is a fluid catalytic cracking catalyst comprising an in-situ crystallized zeolite material and a matrix material. In at least one embodiment, the deactivated catalyst has a ratio of zeolite surface area to matrix surface...  
WO/2023/060628A1
A cocatalyst in an oxidative coupling of methane (OCM) reaction and a catalyst composition thereof, as well as an application in a catalytic chemical reaction, relating to the field of catalysts. A composite oxide containing tungstate na...  
WO/2023/063354A1
[Problem] To provide a production method for a catalyst in which Fe and Pd or Fe and Pt have been alloyed in nanoparticles and supported on a support, said production method being capable of controlling the diameter of the nanoparticles ...  
WO/2023/063506A1
An embodiment of the description provides a method for preparing a catalyst for production of carbon nanotubes, the method comprising the steps of: (a) dissolving a metal precursor in a solvent to prepare a precursor solution; (b) sprayi...  
WO/2023/063505A1
An embodiment of the description provides a catalyst for producing carbon nanotubes, the catalyst including the metal ingredient represented by formula 1, below. Cox:[M1, Zr]y:M2z wherein Co stands for cobalt or an oxide or derivative th...  
WO/2023/061077A1
A high-dispersion in-situ reduction noble metal-based diesel vehicle oxidation catalyst. A preparation method for the catalyst comprises the following steps: preparing a composite oxide matrix; mixing a soluble noble metal hydrochloride ...  
WO/2023/063349A1
The present invention relates to a catalyst for the production of an unsaturated carboxylic acid, wherein: a catalytically active component represented by formula (1) is contained; the median diameter D50S (mm) of the catalyst is 5.0 mm ...  
WO/2023/063174A1
This exhaust gas cleaning catalyst comprises: a base material; and an adsorption part which is provided to the base material and which includes an adsorption material containing Si. The adsorption part has a plurality of openings. In a c...  
WO/2023/063353A1
[Problem] To provide an exhaust gas purification catalyst which requires less Pt or Pd and exhibits similar or superior performance to conventional catalysts. [Solution] A catalyst including a support and metal particles that contain Pd ...  
WO/2023/063672A1
The present disclosure relates to a method for preparing a metal-CNT nanocomposite, a water-electrolysis catalyst electrode comprising a metal-CNT nanocomposite prepared by the preparation method, and a method for manufacturing the water...  
WO/2023/063244A1
The present invention provides: a solid catalyst which is used when ammonia and a methylation agent are reacted with each other so as to suppress the generation of trimethyl amine, while ensuring a suitable conversion rate of the methyla...  
WO/2023/056863A1
A catalytic cracking catalyst having rich mesoporous structure and a preparation method therefor. The catalyst, in a dry basis, contains: 10-35 wt% of a meso-macroporous aluminium oxide based on aluminum oxide, 5-30 wt% of an acidified b...  
WO/2023/059864A1
A computational method for determining a location and an amount of a transition metal M in surface facets of a Pt-M alloy using a density functional theory includes receiving a particle size and a surface facet distribution of the Pt-M a...  
WO/2023/059587A1
A catalytic structure can comprise a catalyst and one or more radical scavengers. Each radical scavenger can comprise one or more nanoparticles. Each nanoparticle can be formed as an oxide or oxynitride and can comprise at least one meta...  
WO/2023/059621A1
In one aspect, compositions and methods are described herein for providing a microenvironment mapping platform operable to selectively identify various features, including in vivo protein-protein interactions on cellular membranes. In so...  
WO/2023/059677A1
A catalyst comprises gold particles and titanium-containing particles. The catalyst comprises gold particles that are within at least 15 nm of at least one titanium-containing particle. The gold particles have an average diameter of less...  
WO/2023/057770A1
The present disclosure relates to a method of coupling a first carbon atom with a second carbon atom to form a C-C bond and a kit suitable for said method. The method comprises contacting carbon atoms with microbially supported metal nan...  
WO/2023/052580A1
The invention relates to a wall flow filter for removing particulate matter from the exhaust of internal combustion engines, comprising a wall flow filter substrate having a length L, and a coating F, the wall flow filter substrate being...  
WO/2023/050724A1
The present disclosure provides a formaldehyde removal catalyst and a preparation method therefor, a formaldehyde removal semi-finished assembly and a preparation method therefor, and a filter screen assembly. The formaldehyde removal ca...  
WO/2023/056231A1
Methods of activating and/or reactivating a catalyst composition comprising a porous metal oxide (MOx) catalyst are disclosed. Methods of catalyzing a reaction using a catalyst composition comprising a porous metal oxide catalyst activat...  
WO/2022/221617A9
Nanoparticles comprising a platinum group metal and a base metal, catalytic compositions comprising such nanoparticles and a support material, and methods of making such nanoparticles and catalytic compositions are disclosed. Catalytic a...  
WO/2023/051858A1
The invention relates to a self-activating photoactive aerosol comprising an anion-containing bulk composition having a mass ratio of nitrate anions and/or nitrogen-oxygen compounds to chlorides of 1 part nitrate anions and/or nitrogen-o...  
WO/2023/052741A1
A method of manufacturing a catalyst intermediate is provided. The method comprises: providing a slurry comprising a hydrous oxide of one or more of aluminium, cerium and zirconium; and contacting the slurry comprising a hydrous oxide wi...  
WO/2023/048184A1
This oxygen occlusion material: has a chemical composition represented by Ce1-xZrxO2-δ (0.45≤x≤0.65, 0≤δ); in the XRD pattern, has, in the vicinity of 14.5°, a peak attributed to a cubic pyrochlore like structure(κ phase); and ...  
WO/2023/048503A1
The present invention relates to an oxidation catalyst for anion exchange membrane water electrolysis exhibiting excellent catalytic activity and electrical conductivity and a large surface area, a preparation method for the catalyst, an...  
WO/2023/047009A1
The present invention relates to a photocatalyst comprising a three-dimensional structure of reduced graphene oxide and nanoplatelets of at least one semiconductor, selected from a group consisting of GaN, Ce02, CdS, ZnO, MoS2, WS2, WO3,...  
WO/2023/047892A1
Provided is an exhaust gas purification catalyst device provided with: a base material having a plurality of exhaust gas flow paths that are partitioned from each other by a partitioning wall; and a noble metal catalyst particle-supporti...  
WO/2023/047933A1
The purpose of the present invention is to provide an exhaust gas purification catalyst that comprises a wall-flow substrate and a catalyst part, and that can improve PM collection performance and suppress an increase in pressure loss. P...  
WO/2023/047521A1
The purpose of the present invention is to provide a photocatalytic sheet that can be disinfected irrespective of the state of external light. The photocatalytic sheet 50 according to the present invention comprises: a sheet 10 in whic...  
WO/2023/046339A1
The present invention relates to a photocatalytic layer arrangement having a carrier substrate onto which a chromium layer having a defined nitrogen content is deposited. A titanium oxide layer of the structural formula TiOx (x = 2 - 4) ...  
WO/2023/047185A1
Provided are: an exhaust gas purification catalyst which is prevented from the poisoning of a noble metal component by an Si-containing compound produced or detached from silicon carbide, is also prevented from the deterioration in exhau...  

Matches 351 - 400 out of 33,981