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WO/2021/131549A1 |
[Problem] To provide a method capable of producing a diaminobiphenyl compound at a higher yield and in a short time in a benzidine rearrangement reaction of hydrazobenzene having a bulky substituent at the meta-position; and in particula...
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WO/2021/130407A1 |
A process for hydrotreating recycled or renewable feedstocks with a catalytic microparticle slurry, and a process for manufacturing the catalytic microparticle slurry, are disclosed.
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WO/2021/125915A1 |
Provided are an electrochemical catalyst and a preparation method therefor. The preparation method for an electrochemical catalyst may comprise the steps of: preparing a base metal aqueous solution containing a base metal; hydrothermally...
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WO/2021/110418A1 |
The present invention relates to a method for producing a transition metal catalyst supported by means of nitrogen-doped carbon, comprising the steps: a) producing a nitrogen-doped carbon, comprising the steps: i) providing a composition...
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WO/2021/107120A1 |
The purpose of the present invention is to provide an exhaust gas purification catalyst having improved exhaust gas purification performance (in particular, NOx purification performance) at low to medium temperatures. To achieve said pur...
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WO/2021/107872A1 |
The present invention relates, in general terms, to methods of catalysing a reaction, including the steps of contacting a chemical entity comprising a sulphide moiety with a composite and an oxidant. The composite acts as a heterogeneous...
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WO/2021/103268A1 |
A carbon and nitrogen co-doped titanium dioxide nanomaterial, a preparation method therefor, and an application thereof. The preparation method comprises (1) dissolving a polymer nonionic surfactant in a first solvent, adding an amino ac...
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WO/2021/103437A1 |
Disclosed is a catalyst for preparing propylene epoxide. The catalyst comprises 0.05-10 wt% of TiO 2, 0.5-2.9 wt% of M1, and 0.05-0.5 wt% of M2, with the balance being SiO 2; wherein M1 is at least one of Al 2O 3, SO 3 and Cr 2O 3; and M...
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WO/2021/099142A1 |
The invention relates to polyoxometalates represented by the formula (An)m+[(MR't)sOyHqRz(X8W48+rO184+4r)]m- or solvates thereof, corresponding supported polyoxometalates, and processes for their preparation, as well as corresponding met...
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WO/2021/093832A1 |
Provided are a C3N4 modified organic film preparation method and application: adding nitrogen carbide CN and pore forming agent to an organic solvent, the mass ratio of CN to pore forming agent being 0.4:1–2.5:1, the mass ratio of pore...
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WO/2021/092410A1 |
Improved photocatalytic and photovoltaic materials wherein an additional energy transfer pathway is available between an optical illumination source and a targeted adsorbate molecule. Dielectric particles are sized and shaped to produce ...
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WO/2021/088277A1 |
The present invention relates to the technical field of flue gas denitration catalysts. Disclosed are a hydrogenated TiO2 denitration catalyst, a preparation method therefor, and application thereof. The hydrogenated TiO2 denitration cat...
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WO/2021/089031A1 |
A bismuth oxyiodide/zinc oxide composite material and a preparation method therefor and an application thereof in piezoelectric-photocatalytic removal of organic pollutants. The conductive substrate spin-coated with a zinc oxide seed sol...
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WO/2021/085966A1 |
The present invention relates to cyclododecanone and a preparation method therefor. According to the present invention, a cyclododecanone preparation method capable of achieving a high conversion rate and minimizing unreacted materials a...
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WO/2021/085536A1 |
A catalyst for VOC treatment, said catalyst being obtained by having the surface of a carrier, which is mainly composed of silicon carbide (SiC), support a composite oxide of cobalt (Co) and cerium (Ce).
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WO/2021/085978A1 |
The present invention relates to cyclododecanone and a preparation method therefor, and according to the present invention, there may be provided a preparation method for cyclododecanone, the method capable of realizing a high conversion...
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WO/2021/080714A1 |
Catalysts and method of preparing the catalysts are disclosed. One of the catalysts includes a zeolite support, a Group VIII metal on the zeolite support, and at least two halides bound to the zeolite support, to the Group VIII metal, or...
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WO/2021/078282A1 |
Provided are a hydrogenation catalyst, a manufacturing method therefor and the use thereof. The hydrogenation catalyst comprises a hydrogenation catalyst carrier and an active hydrogenation component, wherein the active hydrogenation com...
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WO/2021/074343A1 |
A highly active hydroprocessing catalyst that comprises a doped support having been impregnated with a metal-impregnation solution, comprising a complexing agent and a hydrogenation metal, and filled with an organic additive blend. The c...
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WO/2021/075267A1 |
Provided is a method for producing a propylene oligomer with which a low-branched propylene oligomer can be obtained with a high selectivity. This method for producing a propylene oligomer comprises: an oligomerization step for oligomeri...
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WO/2021/073123A1 |
Disclosed are a hydrogenation catalyst modified with a solid phase modifier and the use thereof. The hydrogenation catalyst is a mixture of a supported palladium catalyst and a solid phase modifier, or a metal palladium material supporte...
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WO/2021/074029A1 |
The invention relates to a catalyst system for producing maleic anhydride by means of the catalytic oxidation of n-butane, comprising at least one reactor tube, which has two catalyst layers consisting of different catalyst particles, ch...
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WO/2021/074850A1 |
Disclosed are supported catalyst compositions for catalyzing isomerization of n-paraffin hydrocarbons, process of preparing the supported catalyst composition and process of producing iso-paraffin hydrocarbons by isomerization of n-paraf...
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WO/2021/073095A1 |
Disclosed are a monolithic catalyst for hydrogen production from bio-oil by means of steam reforming and a preparation method therefor, belonging to the technical field of catalysts and preparation thereof. The monolithic catalyst for hy...
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WO/2021/074330A1 |
A highly active hydroprocessing catalyst that comprises a doped support impregnated with at lease one hydrogenation metal component and filled with an organic additive blend. The catalyst is made by providing a doped support particle fol...
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WO/2021/074337A1 |
A highly active hydroprocessing catalyst that comprises an inorganic oxide support particle having been impregnated with a metals-impregnation solution comprising a complexing agent and a hydrogenation metal that is further incorporated ...
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WO/2021/074028A1 |
The invention relates to a reactor system for producing maleic anhydride by the catalytic oxidation of n-butane, comprising at least one reactor tube having an inside diameter of greater than 23 mm, which is filled with catalyst particle...
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WO/2021/070550A1 |
Provided is a method for producing bromine pentafluoride, whereby it becomes possible to reduce the amount of a remaining unreacted fluorine gas and to produce bromine pentafluoride having high purity. The method for producing bromine pe...
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WO/2021/068934A1 |
A catalyst for dehydrogenation of cycloalkanes, comprising an alumina support, a VIII-group element, Sn element, sulfur element, and at least one doped metal selected from alkali metals, wherein VIII-group element and Sn element exist in...
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WO/2021/066251A1 |
The present invention relates to a transition metal phosphide water-splitting catalyst and a method for producing same, and more specifically, to a transition metal phosphide water-splitting catalyst having excellent water-splitting acti...
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WO/2021/056647A1 |
The present application belongs to the technical fields of green catalysis and related chemistry, and discloses a catalyst for anti-Markovnikov hydroamination, a preparation method therefor and a use thereof. The catalyst consists of ato...
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WO/2021/060377A1 |
This molybdenum sulfide powder includes a molybdenum disulfide 3R crystal structure. This heavy-metal adsorbent contains molybdenum sulfide particles, the median diameter D50 of the molybdenum sulfide particles, determined using a dynami...
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WO/2021/058558A1 |
The present invention refers to a catalytic system comprising a transition metal compound on a solid carrier, wherein the content of the transition metal compound on the surface of the solid carrier is from 0.1 to 30 wt.-%, based on the ...
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WO/2021/058508A1 |
The present invention refers to a catalytic system comprising a transition metal compound on a solid carrier, wherein the content of the transition metal element on the surface of the solid carrier is from 0.1 to 30 wt.-%, based on the d...
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WO/2021/058019A1 |
Disclosed are a catalyst for use in the production of cumene, a preparation method therefor and a use thereof. The catalyst comprises a support and an active component supported on the support. The support comprises a support base and a ...
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WO/2021/059777A1 |
This organic matter decomposition catalyst for decomposing organic matter is provided with a carrier and platinum supported on the carrier. The carrier contains, at the surface thereof, an aluminum nitride in which the atomic% ratio N/Al...
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WO/2021/054856A1 |
The invention relates to the field of oil-refining, and more particularly to catalysts for obtaining light olefins. The proposed catalyst for cracking oil fractions includes phosphorus-modified zeolite ZSM-5 and a matrix, and is characte...
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WO/2021/051896A1 |
Disclosed in the present application is an integral catalyst. The integral catalyst comprises a carrier and an active substance loaded on the carrier; the active substance comprises a nitrogen-doped carbon nanowire wrapped by cobalt oxid...
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WO/2021/054820A1 |
The present invention provides an impregnated catalyst composition for production of carbon monoxide comprising: 30 wt%-50 wt% metal oxide and 50 wt%-70 wt% support material. Another aspect of the present invention is to provide a method...
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WO/2021/051897A1 |
Disclosed is a method for preparing 2,5-furandicarboxylic acid by means of the electrocatalytic oxidation of 5-hydroxymethylfurfural, the method comprising using an electrolytic cell for catalytic oxidation, wherein the electrolytic cell...
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WO/2021/044273A1 |
This document relates to oxidative dehydrogenation catalyst materials that include molybdenum, vanadium, beryllium, oxygen, and optionally aluminum.
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WO/2021/038434A1 |
The present invention relates to a catalyst comprising coke characterised in that said coke, upon analysis by infrared spectroscopy in diffuse reflection ("Diffuse Reflectance Infrared Fourier Transform Spectroscopy" - DRIFTS), has at le...
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WO/2021/038436A1 |
The present disclosure relates to a catalyst system and a method for its preparation. The catalyst system of the present disclosure comprises a support, a promoter component impregnated in the support, and an active metal component compr...
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WO/2021/035266A1 |
A catalyst comprising a heteropolyacid, wherein the catalyst substrate includes inorganic materials and/or metal oxides, wherein the heteropolyacid takes the form of a corresponding lacunar ion of the original Keggin structure, and where...
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WO/2021/037191A1 |
The present invention relates to a biogas full-component conversion biomethanol catalyst LaNiO3/SiC-SiO2-Foam and method for preparation thereof. In the catalyst LaNiO3/SiC-SiO2-Foam, LaNiO3 is loaded on the carrier SiC-SiO2-Foam, and th...
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WO/2021/035769A1 |
Provided in the invention are a catalyst for preparing phosgene and a preparation method therefor, and a method for the preparation of phosgene and the comprehensive utilization of energy thereof. The preparation method comprises the fol...
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WO/2021/035768A1 |
The present invention provides a phosgene synthesis and brine evaporation electrolysis integrated treatment process, comprising the following steps: 1) introducing premixed CO and chlorine to a primary phosgene synthesis tower to be synt...
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WO/2021/033197A1 |
The present disclosure discloses a catalyst composition comprising: (a) at least one steamed biochar; and (b) at least one tri-metallic catalyst, comprising metals selected from the group consisting of nickel, copper, zinc, and combinati...
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WO/2021/031967A1 |
A preparation method and an application for a non-precious metal monoatomic catalyst, relating to the technical fields of chemistry, chemical engineering, and materials science. The monoatomic catalyst is prepared using cheap raw materia...
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WO/2021/027019A1 |
A preparation method for a silicoaluminophosphate supported hydrogenation catalyst having a porous structure and application thereof in the preparation of a biofuel. No amine templating agent is added during the synthesis of a support; a...
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