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WO/2023/144167A1 |
The present invention relates to a comprising K2CO3, KCI, and optionally K2SO4 and/or KHCO3, wherein the weight content of potassium is between 9.0 and 60.0 % relative to the total weight of the composition, preferably between 10.0 and 5...
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WO/2023/146723A1 |
The present disclosure provides a method for conversion of a mixture of high- boiling fluorinated components comprising 1,1,3,3-tetrachloro-1 -fluoropropane (HCFC-241fa), 1,3, 3-trichloro-1,1 -difluoropropane (HCFC-242fa), 1,1,3-trichlor...
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WO/2023/138845A1 |
The invention relates to a catalyst material for the dehydrogenation and/or hydrogenation of hydrogen carrier material comprising a carrier material having a surface modification reducing the surface energy of the carrier material and a ...
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WO/2023/139032A1 |
The invention relates to a porous permanently polarized hydroxyapatite having a mean pore diameter from 10 nm to 10.000 nm. Further, the invention relates to a process for obtaining the porous permanently polarized hydroxyapatite, a comp...
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WO/2023/136334A1 |
This method for producing a compound represented by formula (I) involves forming at least one bond between a carbon atom and a nitrogen atom in an aromatic ring of the compound represented by formula (I) through a reaction using a pallad...
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WO/2023/133190A2 |
A catalytic compound of formula I, II, or III is described; wherein M is selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; R1, N is an integer from 1 to 3; R2, R3, and R4 are independent...
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WO/2023/123406A1 |
Disclosed in the present application is a method for preparing acesulfame potassium. The method comprises the following steps: step 1, mixing sulfamic acid and an amine for reaction to prepare amino sulfamate; step 2, reacting the amino ...
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WO/2023/128493A1 |
The present application relates to a method for producing nanostructured porous graphitic carbon nitride with nitrogen defects to improve all of the active site, light absorption efficiency, and charge separation ability of a catalyst.
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WO/2023/127196A1 |
Provided are: a catalyst and a method for producing the same, the catalyst demonstrating both excellent oxygen reduction catalytic performance and excellent oxygen generation catalytic performance, and effectively utilizing a biomass; a ...
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WO/2023/123791A1 |
A method for preparing an unsaturated hydrocarbon by means of photo-thermal catalytic dehydrogenation of a saturated hydrocarbon. Saturated hydrocarbon reaction gas is fed to a reaction furnace and subjected to saturated hydrocarbon cata...
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WO/2023/129688A1 |
A novel Fischer Tropsch (FT) catalyst that has improved thermal characteristics and a highly active surface catalyst coating on a pellet to produce high quality hydrocarbon liquids and waxes even at high reactor temperatures. The catalys...
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WO/2023/115188A1 |
The present invention discloses a monolayer of MoS2 with a high aspect ratio, having 0.7 nm thickness and areas exceeding 62,500 µm2. A process for producing said monolayer is also disclosed, comprising essentially a mechanical micro-ex...
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WO/2023/108788A1 |
A catalyst for the continuous production of 1,1,1,3-tetrachloropropane in a gas-solid phase reaction, a preparation method therefor and the use thereof. The catalyst comprises a zero-valent iron and phosphorus co-modified carbon material...
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WO/2023/114926A1 |
Catalysts and catalytic processes for the synthesis of acrylic acid and other a,b-unsaturated carboxylic acids and their salts, which are carried out in a diluent or in the absence of a diluent. In an aspect, ethylene and CO2 can be cont...
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WO/2023/113019A1 |
The present invention provides a photocatalyst that, with a YTOS composition or a composition in which the yttrium in YTOS is substituted with another element, has markedly improved water splitting ability. Provided is a production metho...
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WO/2023/108948A1 |
The present invention relates to a preparation method for a Cu2S/CuInS2/ZnIn2S4 composite photocatalyst and the use thereof, and belongs to the technical field of photocatalytic materials. In order to solve the existing problem of poor d...
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WO/2023/111537A1 |
The specification describes a method for the production of a hydrochlorination catalyst, comprising the steps of: i) preparing an impregnation solution by combining a source of gold and a ligand in a solvent, wherein the solvent comprise...
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WO/2023/108950A1 |
The present invention relates to a preparation method for a Z-scheme α-Fe2O3/ZnIn2S4 composite photocatalyst and a use thereof, in the technical field of photocatalytic materials, In order to solve the existing problem of poor activity,...
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WO/2023/064834A9 |
A method for oxidative brightening and whitening of a mined mineral is provided. The mined mineral to be brightened may be discolored kaolin clay, such as gray clay. The inventive method comprises adding to an aqueous slurry of a mined m...
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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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