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WO/2021/193754A1 |
Provided are: a positively charged cluster comprising at least one type of cation selected from the group consisting of Sb, Bi, Sn, In, Ga, and Pb, H, and O; a cluster ion mass including the positively charged cluster; a method for synth...
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WO/2021/184563A1 |
Disclosed in the present invention is a preparation method for a foamed nickel-based catalyst for hydrogen production by water electrolysis, comprising the following steps: dissolving ammonium perrhenate, thioacetamide, ammonium fluoride...
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WO/2021/181113A1 |
The present invention provides a metal carbonitride comprising: i) a first metal, M1; and ii) a second metal, M2; wherein M1 is titanium, zirconium or hafnium; and M2 is vanadium, niobium, tantalum, chromium, molybdenum, tungsten, iron, ...
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WO/2021/179458A1 |
A preparation method for a pure inorganic solid silicon-based sulfonic acid and/or phosphoric acid catalytic material, and an application thereof. By using hydroxy-rich metasilicic acid on a surface as a raw material, a sulfonic acid gro...
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WO/2021/177946A1 |
The invention relates to novel urethane or carbamate compounds which can act as a catalyst for the reaction of at least one isocyanate compound with at least one isocyanate-reactive compound, in particular for the manufacture of polyisoc...
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WO/2021/169196A1 |
The present invention relates to a bismuth tungstate/bismuth sulfide/molybdenum disulfide ternary heterojunction composite material, a preparation method therefor, and application thereof. The material is composed of an ordered structure...
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WO/2021/172109A1 |
Provided is an oxynitride-hydride that is capable of, when being used as a carrier for a catalyst, achieving stabilization and improvement of catalytic performance and that can be easily synthesized. An oxynitride-hydride represented by ...
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WO/2021/161327A1 |
The present disclosure provides a process for preparing a reforming catalyst, said process comprising: (a) impregnating at least one support with at least one promoter metal and at least one active metallic component to obtain a second c...
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WO/2021/156644A1 |
Electrocatalysts and methods of forming the same are provided. A hybrid electrocatalyst can be a combination of a platinum (Pt)-based catalyst and a carbon-based non-precious-metal catalyst using a single atom approach. A fuel cell elect...
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WO/2021/157450A1 |
[Problem] To provide a hydrogenation catalyst for hydrocarbon oils, said catalyst having excellent desulfurization activity, while being suppressed in deterioration and having a long service life. [Solution] A hydrogenation catalyst for ...
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WO/2021/156616A1 |
A method (10) for processing hydrocarbons for recycling includes the steps of: a) heating solid and/or liquid hydrocarbons in a chamber (16) in the absence of air, to convert at least some of the hydrocarbons into hydrocarbon gas; b) rea...
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WO/2021/154623A1 |
A process for separating a catalyst component from a catalyst-containing slurry by centrifugation including separating the catalyst component from the mother liquor of the catalyst-containing slurry using a stacked disc centrifuge equipp...
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WO/2021/153000A1 |
The purpose of the present invention is to provide: a regenerated denitration catalyst having restored denitration performance compared to a denitration catalyst before use, by using a used denitration catalyst; and a production method t...
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WO/2021/151670A1 |
The invention relates to a catalyst arrangement for preparation of ethylene oxide from ethanol, comprising a first catalyst which is suitable for dehydration of ethanol to ethylene and is in fluid connection to a second catalyst suitable...
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WO/2021/148272A1 |
The present invention relates to a method for producing a double metal cyanide (DMC) catalyst, comprising the reaction of an aqueous solution of a cyanide-free metal salt, an aqueous solution of a metal cyanide salt, an organic complex l...
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WO/2021/145233A1 |
[Problem] To provide a method for producing acrylic acid capable of improving the yield of acrylic acid and lengthening the service life of a catalyst in a method in which acrylic acid is produced by gas-phase catalytic oxidation of acro...
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WO/2021/146093A1 |
Methods of preparing primary phosphine products using one or more precursor cyclophosphanes, hydrogen, and one or more Lewis acid catalysts. In some embodiments, a cyclophosphane precursor and at least one Lewis acid are dissolved in a s...
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WO/2021/139429A1 |
Disclosed is a method for regenerating a nitrogen-containing carbon catalyst. The nitrogen-containing carbon catalys is baked in a nitrogen-containing atmosphere to form the regenerated nitrogen-containing carbon catalyst. The method is ...
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WO/2021/141122A1 |
The present invention provides a production method which is capable of stably producing a catalyst that enables the achievement of a methacrylic acid with high selectivity. A method for producing a catalyst for the production of a methac...
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WO/2021/138723A1 |
A catalyst comprising a porous electrically conductive substrate (such as a foam, carbon fibre paper and carbon fibre cloth) and a porous metallic composite of amorphous NiMoP coating at least a portion of the surface or multiple surface...
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WO/2021/139023A1 |
Provided are a graphite-like carbon nitride doped modified microsphere catalyst, and a preparation method therefor and an application thereof. The active components of the catalyst are CuO and Nd 2O 3, and the carrier of the catalyst is ...
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WO/2021/140733A1 |
This hydrocarbon reforming catalyst contains a complex oxide having a perovskite structure and is used for generating a synthetic gas containing hydrogen and carbon monoxide from a hydrocarbon-based gas. The complex oxide has a crystal p...
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WO/2021/136741A1 |
The present disclosure relates to a method for converting a paraffinic feedstock to a fractionated composition, the method comprising: (a) combining the paraffinic feedstock, hydrogen, and a catalyst composition in a reaction zone to for...
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WO/2021/135252A1 |
An embodiment of the present invention relates to the field of the synthesis of inorganic functional nanomaterials, and particularly relates to a one-dimensional metal oxide/carbide composite material and a preparation method therefor. T...
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WO/2021/134811A1 |
The present invention relates to a method for preparing a silicon carbide catalytic film by means of co-sintering. The method involves first mixing and ball-milling strontium carbonate, titanium dioxide, iron trioxide, nickel oxide and d...
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WO/2021/136328A1 |
A preparation method for a composite photocatalytic exhaust gas purification material, comprising: 1a) calcining and cooling melamine to obtain a light yellow g-C3N4 solid; 2a) grinding the obtained g-C3N4 solid to form fine powder of g-...
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WO/2021/135089A1 |
A Cu2ZnBi2S3 nano-rod, belonging to the technical field of quaternary chalcogenide semiconductor materials. The nano-rod is prepared as follows: under an inert atmosphere, mixing copper acetylacetonate, zinc acetate, bismuth nitrate and ...
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WO/2021/137525A1 |
The present invention relates to a method for producing a graphene-coated metal particle and molybdenum disulfide complex, the method comprising: forming graphene-coated metal particles by electrically exploding a metal wire in a graphen...
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WO/2021/137632A1 |
The present invention relates to: a double metal cyanide catalyst comprising an organosilane compound as a complexing agent; a preparation method therefor; and a method for preparing polyol. The double metal cyanide catalyst of the prese...
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WO/2021/129042A1 |
The present invention relates to a carbon material supported nano palladium alloy catalyst modified by calcium carbonate, a preparation method therefor, and the use of the carbon material supported nano palladium alloy catalyst modified ...
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WO/2021/128814A1 |
A method for preparing a highly-efficient denitration anti-sulfur catalyst-loaded nitrogen-doped grid macromolecule-based composite material, comprising: first, by means of adding metal salts, aggregating a large number of Ce3+, Ce4+, Sn...
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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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