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WO/2023/106225A1 |
The present invention provides a photocatalyst electrode and a method for manufacturing a photocatalyst electrode, the photocatalyst electrode exhibiting higher catalytic activity than conventional hematite catalysts and being capable of...
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WO/2023/107190A1 |
An ion exchange-functionalized catalyst support includes a ceramic catalyst support and an ion exchange group at a surface of the ceramic catalyst support. The ceramic catalyst support includes at least one of a covalent nitride, a coval...
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WO/2023/093677A1 |
The present invention relates to the technical field of organic chemical synthesis, and provides a synthesis process for a fatty acyl taurate. The synthesis process comprises the following steps: adding a fatty acid or an ester thereof, ...
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WO/2023/093492A1 |
The present invention relates to a catalyst for a decarbonylation reaction, and a preparation method for the catalyst and a use thereof, and is used for preparing dialkyl carbonate from dialkyl oxalate by means of decarbonylation. The ca...
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WO/2023/092115A1 |
This disclosure relates to a novel material based on potassium phosphate salt or cesium phosphate salt and silica, comprising at least one source of silica formed into shape with at least one powder of a potassium phosphate or cesium pho...
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WO/2023/088861A1 |
A method of depolymerizing plastic waste using a supported heteropolyacids catalyst is described herein. The method provides with high efficiency a high quality liquid depolymerization product usable as cracker feedstock.
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WO/2023/090298A1 |
One embodiment of the method for producing a cyclic compound of the present invention is characterized by having a step for obtaining a cyclic compound by applying, to a starting material containing a cyclic carboxylic acid compound, a h...
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WO/2023/089164A1 |
The invention relates to a novel material based on potassium phosphate salt or cesium phosphate salt and silica comprising at least one source of silica shaped with at least one powder of potassium phosphate salt or cesium phosphate salt...
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WO/2023/089174A1 |
The invention relates to a process for preparing a material based on a potassium phosphate salt or a cesium phosphate salt and silica, comprising at least one step of pre-mixing at least one colloidal silica sol with at least one powder ...
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WO/2023/092116A1 |
This disclosure relates to a novel material based on potassium phosphate salt or cesium phosphate salt and silica, comprising at least one source of silica formed into shape with at least one powder of a potassium phosphate or cesium pho...
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WO/2023/083877A1 |
The invention relates to a method for producing aromatic polymeric carbodiimides, to the aromatic polymeric carbodiimides that can be obtained by way of the method, and to their use as anti-hydrolysis agents.
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WO/2023/085185A1 |
Provided is a catalyst composition that is capable of improving catalyst performance by having a catalyst additive added thereto. The catalyst composition is characterized by comprising: a catalyst additive represented by formula (1) LmA...
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WO/2023/085091A1 |
This exhaust gas purification catalyst (10) contains: a refractory, three-dimensional structure (20); a second catalyst layer (31) containing palladium and rhodium; and a first catalyst layer (32) containing palladium and located between...
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WO/2023/078795A1 |
A method for the preparation of a composite material comprising at least silicon nanowires and zinc, said method comprising the use of a zinc (II) halide, preferably zinc (II) chloride, as a metallic seed precursor, and a growth support....
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WO/2023/077916A1 |
Provided is a method for preparing a monolithic oxidation catalyst for diesel vehicles. The chemical formula of the catalyst is [M2+ 1-xM3+ x(OH)2]x+·[Ny+ k]yk+·(An-)(x+yk)/n·mH2O, wherein M2+ comprises one or more of Zn2+, Co2+ or Mg...
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WO/2023/071241A1 |
The present application belongs to the technical field of carbon dioxide recycling, and particularly relates to a catalyst for preparing low-carbon olefin through carbon dioxide hydrogenation and a preparation method therefor. The raw ma...
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WO/2023/073000A1 |
The present invention relates to a process and a system for the production of hydrogen and carbon by catalytic non-oxidative decomposition of hydrocarbons, such as saturated C1+ hydrocarbons, such as methane, in the presence of a fresh o...
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WO/2023/070752A1 |
A carbon or nitrogen-modified catalyst, a preparation method therefor and an application thereof. A chemical reaction occurs between a metal-based active center and a reducing carbon-containing gas or a reducing nitrogen-containing gas, ...
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WO/2023/075987A1 |
Alkylene oxides are polymerized in the presence of a catalyst system that includes a double metal cyanide catalyst that is modified with certain metal or semi-metal compounds. At least one additive is present. The additive is an alkali m...
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WO/2023/074101A1 |
A hydrocarbon oxidation catalyst according to the present invention comprises: a catalyst carrier that contains zirconia; and an active metal that is supported by the catalyst carrier. The zirconia comprises a monoclinic zirconia phase a...
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WO/2023/066058A1 |
Disclosed are a bifunctional adsorbent, a preparation method therefor and an application thereof. The preparation method comprises: modifying a cryptomanganite molecular sieve by using metal chloride to obtain a bifunctional adsorbent. I...
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WO/2023/066714A1 |
The present invention relates to a catalyst comprising: (a) an aluminium-doped sulphated zirconium oxide, - with an aluminium content of 0.8 to 3.0% by weight of the catalyst, - with a cristallographic phase containing at least 80%, in p...
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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...
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WO/2023/066403A1 |
The use of a heteropoly acid and a heteropoly acid salt as a catalyst in the catalytic preparation of an o-cresol phenolic resin, which belongs to the technical field of the preparation of a phenolic resin. In the use of a heteropoly aci...
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WO/2023/061203A1 |
Provided is a method for reducing greenhouse gas emissions from heavy metal polluted soil, which method relates to the technical field of reducing greenhouse gas nitrous oxide emissions. Specifically, the method comprises adding hydroxya...
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WO/2023/060707A1 |
A Fischer-Tropsch synthesis catalyst, a preparation method therefor, and an application thereof, relating to the field of Fischer-Tropsch synthesis catalysts. The catalyst comprises: 10-45 wt% of Co, 0.01-2.5 wt% of Mn, 0.01-1.5 wt% of C...
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WO/2023/056685A1 |
Provided is a catalyst for reductive amination and a preparation method therefor and the use thereof. The catalyst comprises a structure formed by a metal-based active center and a mercapto donor by means of a chemical bond, and the meta...
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WO/2023/057982A1 |
The present disclosure generally relates to the synthesis of an alkoxylated cannabinoid using a double metal cyanide (DMC) catalyst. This procedure affords a novel process for preparing water-dispersible and water-soluble versions of can...
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WO/2023/059086A1 |
Disclosed are: a metal phosphide-based catalyst having a yolk-shell structure; and a method for converting, through hydrogenation, an organic acid, especially, an organic acid, such as levulinic acid, derived from biomass, or a derivativ...
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WO/2023/058851A1 |
The present invention provides a method for preparing an asymmetric linear carbonate, the method comprising a step of preparing an asymmetric linear carbonate by transesterification reaction of two different symmetric linear carbonates i...
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WO/2023/053744A1 |
Provided is a method by which (E)-1,1,1,4,4,4-hexafluoro-2-butene can be obtained at high yields. This method for producing (E)-1,1,1,4,4,4-hexafluoro-2-butene comprises: a vaporization step for vaporizing 1,2,3,4-tetrachlorobutane; and ...
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WO/2023/050481A1 |
A preparation method for an anti-fouling silicon carbide ceramic membrane and a use thereof, relating to the technical field of inorganic membranes. The preparation method comprises the following steps: S1, pretreatment of a carrier: sel...
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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,...
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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...
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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/2023/040091A1 |
The present application relates to the technical field of photocatalytic materials, and provides a nitrogen oxide nanosheet, a preparation method therefor, a photocatalyst, and a photocatalytic antibacterial agent. A layered oxide contai...
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WO/2023/038406A1 |
The present invention relates to a double metal cyanide catalyst, which has high catalytic activity and can increase the proportion of repeating units containing carbon dioxide in a polyalkylene carbonate to be prepared, a method for pro...
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WO/2023/035451A1 |
A photocatalytic antibacterial material, a preparation method therefor, and a photocatalytic antibacterial agent. The photocatalytic antibacterial material comprises a visible light catalyst matrix and a conductive auxiliary agent; the c...
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WO/2023/037992A1 |
The present invention provides a method for producing an aminomethyl carboxylic acid compound by aminating a compound that has a formyl group and a carboxyl group, while effectively suppressing the generation of by-products. The present ...
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WO/2023/028705A1 |
There is provided a catalyst for the conversion of methane to cyclohexane. The catalyst comprises gallium nitride, zinc oxide, gallium oxide or a combination thereof; and platinum clusters deposited at the surface of the gallium nitride,...
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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/2023/032494A1 |
Provided are a method for decomposing halogen-containing organic substances and a system for decomposing halogen-containing substances, in which a heat treatment temperature for decomposing halogen-containing organic substances can be lo...
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WO/2023/029192A1 |
Provided are a Fe3C/C iron-based catalyst prepared from a waste biomass, a preparation method therefor, and an application thereof. In the preparation method, a fruit peel-type biomass carbon material is used as a carbon source, and does...
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WO/2023/023919A1 |
Disclosed in the present invention are a tungsten oxide nanorod/tin ion modified titanium carbide quantum dot/indium sulfide nanosheet composite material and a preparation method therefor. In the present invention, tin ions are introduce...
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WO/2023/027659A1 |
The invention is about visible range active, doped TiO2 nanostructures with the hot injection method in a protected atmosphere showing the enhanced photocatalytic properties in the visible region. It is the production method of TiO2 nano...
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WO/2023/022833A1 |
Combined hydroprocessing and solvent deasphalting with sequential addition of a dispersed catalyst to process heavy oil without increasing equipment fouling. An example method includes: hydroprocessing heavy oil containing dispersed cata...
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WO/2023/022212A1 |
The present invention addresses the problem of providing a method for using aluminum dross residual ash. In the method, aluminum dross residual ash is burned at a temperature of 850-1600 ˚C to obtain a burned product of the aluminum dro...
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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/2023/017276A1 |
The present invention relates to catalytic methods for preparing surfactant molecules, surfactant molecules obtainable by the method, compositions comprising the surfactant molecules, and to the use of surfactant molecules so prepared in...
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WO/2023/015632A1 |
A carbon dioxide hydrogenation-based methanol preparation catalyst, and a preparation method therefor and the use thereof. A defect-rich thin-layer two-dimensional metal sulfide is synthesized by using a high-temperature and high-pressur...
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