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WO/2022/105831A1 |
A green method for eliminating aflatoxin. A sample containing aflatoxin is fully in contact with a composite film for eliminating aflatoxin; the composite film firstly selectively adsorbs and removes aflatoxin from the sample, then the c...
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WO/2022/106481A1 |
The invention relates to a composition or material, in particular a catalytically active composition or material, comprising - permanently polarized hydroxyapatite and - brushite and/or a brushite-like material. Further, the invention re...
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WO/2022/106488A1 |
The invention relates to a process for producing amino acids, in particular glycine and/or alanine, comprising the step of - contacting a gas mixture comprising or consisting of carbon dioxide, methane and nitrogen in presence of water w...
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WO/2022/103342A1 |
The invention involves an impregnating solution for the catalyst preparation containing molybdenum trioxide, carbonate compound of group VIII metal, phosphoric acid, reducing agent and organic acid at the specified ratio by using water a...
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WO/2022/100764A1 |
The present invention relates to a hydrogen pre-treatment and purification method for waste lubricating oil, the method comprising the following steps: mechanical impurities are removed from waste lubricating oil, and then the oil is sub...
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WO/2022/103087A1 |
The present invention relates to a method for preparing acrylic acid and, more particularly, to a method for preparing acrylic acid by dehydrating lactic acid molecules. According to the preparation method of the present invention, it is...
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WO/2022/100226A1 |
The present invention belongs to the technical field of sewage treatment, and particularly relates to a method for preparing a modified pyrite with a photocatalytic performance and the use thereof. The method comprises adhering a pyrite ...
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WO/2022/103394A1 |
Described is a catalyst system useful in the production of bisphenol-A comprises (a) an acidic heterogeneous catalyst comprising amorphous silica having organosulfonic acid groups chemically bonded thereto, wherein the catalyst has a pKa...
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WO/2022/101328A1 |
The present invention provides a process for hydro-demetallizing of residual hydro-carbonaceous feedstock, the process comprising:passing the feedstock to a vertically-disposed reaction zone comprising at least one moving bed reactor, wh...
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WO/2022/097498A1 |
The present invention provides an exhaust gas purification catalyst device having a base material 110, an upstream-side lower coat layer 121, an upstream-side upper coat layer 122, a downstream-side lower coat layer 131, and a downstream...
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WO/2022/089637A1 |
The present invention relates to an adsorbent, a liquid phase hydrogenation catalyst composition containing the adsorbent, a catalyst bed containing the liquid phase hydrogenation catalyst composition, and the use thereof in adsorption t...
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WO/2022/088401A1 |
A method for preparing 1,1-difluoroethylene, comprising the following steps: i) preparing an inorganic alkali alcohol saturated solution; and ii) placing the inorganic alkali alcohol saturated solution and a fluorinated rare earth cataly...
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WO/2022/083796A1 |
The present invention discloses a cadmium sulfide/zinc oxide composite material, a preparation method therefor, and an application thereof in piezo/photocatalytic removal of organic pollutants. Zinc acetate dihydrate, polyacrylonitrile (...
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WO/2022/083793A1 |
Disclosed are a three-dimensional/two-dimensional Ni-Co bimetallic oxide/g-C3N4 nanocomposite material, and a preparation method and a use therefor. Urea is used as a raw material and calcined to prepare a g-C3N4 nanosheet; a nickel salt...
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WO/2022/080751A1 |
The present invention provides a preparation method of an acrylonitrile dimer, the method being capable of securing a high-purity acrylonitrile dimer and facilitating the recovery of a catalyst used in the reaction to improve process eff...
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WO/2022/080621A1 |
The present invention relates to a method for reacting acrylonitrile in the presence of a reaction solvent, a proton-donor solvent, and a phosphorous-based catalyst to prepare an acrylonitrile dimer, and then adding an amine-based solven...
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WO/2022/081660A1 |
A solid metal organic framework composition comprising a solid oxyanion-modified metal organic framework wherein the oxyanion loading is at least 2 per node.
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WO/2022/077811A1 |
Provided are a carbon nitride quantum dot/tungsten trioxide composite photocatalytic material and a preparation method therefor. The preparation method involves: preparing carbon nitride quantum dots and tungsten trioxide by means of a h...
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WO/2022/076850A1 |
Disclosed herein are phosphated low silica to alumina ratio (SAR) zeolites and methods of formation and stabilization thereof to minimize complete de-alumination of tetrahedral framework aluminum. Also disclosed herein are catalyst compo...
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WO/2022/069559A1 |
The present invention relates to a method for performing a condensation reaction by heterogeneous catalysis using a surface-reacted calcium carbonate catalyst and the use of a dry surface-reacted calcium carbonate as a catalyst. The cond...
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WO/2022/070597A1 |
The purpose of the present invention is to provide an ammonia decomposition catalyst that has high mechanical strength and that makes it possible to efficiently decompose ammonia into hydrogen and nitrogen, and a method for producing oxy...
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WO/2022/062801A1 |
Disclosed are a fenton-like catalytic material having an electron-deficient Cu center, and a preparation method and an application thereof. The preparation method comprises the following steps: step 1, dissolving bismuth nitrate pentahyd...
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WO/2022/063290A1 |
The present invention belongs to the technical field of the preparation of molecular sieve catalysts, and relates to an MFI-zeolite-containing hydrocarbon conversion catalyst and a preparation method therefor. The catalyst contains a zeo...
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WO/2022/062598A1 |
The present invention provides a supported solid super acidic catalyst, a preparation method therefor and use thereof, and a preparation method for ethoxylated trimethylolpropane. The catalyst comprises a carrier and an active ingredient...
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WO/2022/063266A1 |
Disclosed are a disproportionation and transalkylation catalyst and the preparation and application thereof, the catalyst comprising an acidic molecular sieve and a first metal component and an oxide adjuvant loaded on the acidic molecul...
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WO/2022/056979A1 |
The present invention relates to the field of photocatalytic hydrogen production from water and the field of photocatalytic environmental protection. Disclosed are a non-metal surface plasma catalyst, and a preparation method and an appl...
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WO/2022/058128A1 |
Lignocellulosic starting materials can be converted into an aqueous phase and a hydrocarbon phase in a one-step process by subjecting a mixture of a lignocellulosic starting material, an amorphous and unsupported sulfided nickel-molybden...
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WO/2022/059594A1 |
This porous carbon material has, in a pore size distribution measured by the mercury intrusion method, a first peak located in a pore size range of 3 nm or larger but smaller than 10 nm, and a second peak located in a pore size range of ...
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WO/2022/054013A1 |
This invention pertains to a dehydrogenation catalyst. More particularly, but not exclusively, this invention pertains to dehydrogenation catalysts comprising platinum, platinum silicide and/or platinum phosphide being supported on vario...
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WO/2022/051898A1 |
The present invention provides a magnetic composite light catalyst and a production method therefor, and an application in antibiotic wastewater treatment. First, Bi2WO6-Fe3O4 composite magnetic microspheres can be synthesized by using a...
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WO/2022/052539A1 |
A crop straw-based nitrogen-doped porous carbon material preparation method and an application, where straw is used as raw material, and straw powder and an alkali metal hydroxide are heated and stirred in an aqueous solution. The proces...
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WO/2022/048263A1 |
The present invention relates to the technical field of nanomaterial preparation, and specifically relates to a WS2 nanosheet modified TiN nanotube array composite material and a preparation method therefor. In the present invention, WS2...
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WO/2022/047681A1 |
The present invention provides a method for preparing MDI and a method for preparing phosgene. The method for preparing MDI provided by the present invention comprises: in the presence of a solvent, subjecting a phosgene feedstock and MD...
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WO/2022/048262A1 |
The present invention relates to the technical field of preparation of nanomaterials, and in particular, to a metal type molybdenum disulfide quantum dot-modified TiN nanotube array composite material and a preparation method therefor. T...
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WO/2022/015638A9 |
Polyurethanes are made by curing a reaction mixture containing a polyether polyol that contains residues of a zinc hexacyanocobaltate catalyst complex. The reaction mixture contains certain chelating agents in small quantities. The amoun...
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WO/2022/043892A1 |
A method provides for valorization of naturally abundant organic solid biomass under a specified gas atmosphere with the existence of a catalyst structure. The method effectively converts the organic solid feedstock while producing valua...
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WO/2022/043323A1 |
A mixed oxide comprising Nb, V, P, and O, exhibiting a molar ratio of Nb to the sum of Nb and V, Nb:(Nb+V), of equal to or greater than 0.091:1, comprising a crystalline NbOPO4 phase, and comprising a crystalline alpha(ll) VOPO4 phase in...
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WO/2022/041959A1 |
Disclosed are a Z-type heterojunction composite material of a tungsten oxide nanorod/a titanium carbide quantum dot/an indium sulfide nanosheet, a preparation method therefor and an application thereof. The method comprises: preparing a ...
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WO/2022/045665A1 |
The present invention relates to a method for preparing 1,4-bis(4-phenoxybenzoyl)benzene. According to the present invention, when a 1,4-bis(4-phenoxybenzoyl)benzene synthesis reaction is carried out at a specific temperature, the amount...
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WO/2022/042530A1 |
Provided are an Mn2O3@N-doped porous carbon hybrid Fenton-like material, a preparation method therefor and an application thereof. The preparation method comprises the following steps: step one, adding manganese nitrate hexahydrate, trim...
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WO/2022/038997A1 |
Provided are a novel and high-purity fluorene derivative and manufacturing method therefor, said fluorene derivative being represented by formula (1) below. (In the formula, Z is a polycyclic aromatic hydrocarbon having three or more bon...
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WO/2022/038285A1 |
The present invention is related to a method for the hydroprocessing of an organic compound, comprising subjecting the organic compound to a hydroprocessing reaction in the presence of hydrogen and a catalyst, wherein the catalyst compri...
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WO/2022/035384A1 |
The present invention provides an N-doped activated-carbon catalyst composition for essentially metal-free catalytic conversion of ethylenedichloride (EDC) into vinyl chloride monomer (VCM), wherein the N-doped activated-carbon catalyst ...
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WO/2022/028236A1 |
Disclosed is a method for synthesizing difluoromethane by means of gas-phase catalysis. The method comprises: (a) introducing difluoromethane and hydrogen fluoride into a first reactor under the action of a catalyst for a catalytic react...
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WO/2022/030241A1 |
Provided is an exhaust gas purification catalyst that is provided with a substrate containing a silicon-silicon carbide composite material and a catalyst layer containing a barium component, and that has an excellent high temperature dur...
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WO/2022/028176A1 |
A method for isomerizing cis-olefin into trans-olefin, comprising: adding a palladium/copper compound catalyst and cis-olefin to a reaction vessel, adding an organic solvent, mixing well, and reacting in a hydrogen atmosphere to obtain t...
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WO/2022/027138A1 |
The present invention provides a hydrodeoxygenation catalyst comprising molybdenum carbide (Mo2C) supported on a bio-residue support. The catalyst has a concentration of strong acidic sites of more than 0.25 mmol/g of the catalyst, as me...
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WO/2022/021506A1 |
The present invention relates to the technical field of catalysis. Disclosed are a preparation of an ultrathin porous carbon nitride nano-photocatalyst and applications thereof in photocatalytically oxidizing fructose to synthesize lacti...
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WO/2022/026424A1 |
A hydrocracking process for converting a petroleum feed to lower boiling products. The process comprises hydrotreating a petroleum feed in a pre-treating zone in the presence of hydrogen to produce a hydrotreated effluent stream comprisi...
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WO/2022/021873A1 |
A hollow polymerization-type carbon nitride catalyst and use thereof in photocatalytic reduction of CO2 to synthesize acetaldehyde. A preparation method for the hollow polymerization-type carbon nitride catalyst comprises the following s...
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