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WO/2023/074051A1 |
The present disclosure suppresses deterioration of catalytic activity over time. A method for producing a catalyst according to the present disclosure includes: a contact step (S1) for bringing a copper-and-zinc-containing solid, at leas...
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WO/2023/076216A1 |
Processes for recovering dialkyl terephthalates. The processes can include exposing a polyester composition to one or more glycols to depolymerization conditions thereby providing one or more depolymerization products. The one or more de...
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WO/2023/076202A1 |
Processes for recovering dialkyl terephthalates. The processes can include exposing a polyester composition to one or more glycols to depolymerization conditions thereby providing one or more depolymerization products. The one or more de...
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WO/2023/076217A1 |
Processes for recovering dialkyl terephthalates. The processes can include exposing a polyester composition to one or more glycols to depolymerization conditions thereby providing one or more depolymerization products. The one or more de...
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WO/2023/073592A1 |
A continuous process for aerobic oxidation of methane. The process includes a reactor (10) comprising a bed of a metal-based catalyst (16), a methane feed stream (30) into the reactor (10), an oxygen feed stream (30) into the reactor (10...
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WO/2023/066140A1 |
The present invention relates to a continuous membrane filtration system for an erythritol fermentation liquor. The system comprises a continuous ceramic membrane filtration subsystem, a continuous nanofiltration membrane filtration subs...
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WO/2023/062536A1 |
A method for producing methanol includes feeding a synthesis gas stream to a methanol production assembly; feeding an off gas stream including hydrogen to the methanol production assembly; feeding a CO2 stream to the methanol production ...
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WO/2023/058687A1 |
This method for producing a high-purity 1,3-butylene glycol includes: a step for heat-treating a preparation fluid containing 1,3-butylene glycol; a step for removing, by distillation, a low-boiling-point substance included in at least t...
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WO/2023/057421A1 |
It is provided compound of formula (R,E)-(Ia), which is (R,E)-3,7-dimethylnon-6-enal, isomeric mixtures of the compound and the use in perfumery.
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WO/2023/055801A1 |
Materials and methods for producing brandy-like alcoholic beverages from individual components (e.g., brandy replicas that contain individually added volatile and non-volatile organic compounds) are provided herein.
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WO/2023/046685A1 |
The invention relates to a reactor for catalytically producing methanol, said reactor being equipped with two or more reaction zones which are surrounded by a heat exchange fluid, each reaction zone comprising at least one cleaning layer...
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WO/2023/044580A1 |
The present invention provides methods and systems for producing hydrogen for use in methanol and/or ammonia production. Methane is recovered from conventional and/or renewable natural gas, and may be pyrolyzed to produce solid carbon an...
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WO/2023/041091A1 |
Disclosed in the present invention is a method for preparing 2-butanol by means of the catalytic hydrogenation of levulinic acid, the method comprising: by taking levulinic acid as a raw material and isopropanol as a solvent, carrying ou...
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WO/2023/041842A1 |
A method for recovering mono-propylene glycol from a mixture feed comprising bio-derived diols and an organic impurity is disclosed. The method comprises: - providing the mixture feed into a first distillation column comprising 20-200 th...
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WO/2023/042535A1 |
Provided is a gas separation method, whereby it becomes possible to separate gases respectively suitable for a plurality of gas utilization facilities from a raw material gas and supply the gases to the gas utilization facilities by a pr...
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WO/2023/031003A1 |
The invention relates to: a compound of the formula (I) or (II), wherein R1 represents the group CH2OH, R2 represents the group CH=O or CH2OH, and R3 and R4 independently of one another represent a C1-C4 alkyl group; and the use of these...
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WO/2023/031284A1 |
The invention relates to a method (100) for preparing a target compound, in which method a hydroformylation feed mixture (1) is subjected to hydroformylation (120), thus obtaining a hydroformylation product mixture (5), and at least a po...
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WO/2023/033099A1 |
Provided is a method for producing product 1,3-butylene glycol, the method comprising a step for performing a hydrogenation treatment on crude 1,3-butylene glycol using a Pd/C catalyst.
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WO/2023/029151A1 |
A method and system for realizing the cyclic utilization of carbonâhydrogen by using organic wastes. The method comprises: firstly subjecting organic wastes to coarse crushing and a drying pretreatment, followed by pyrolysis, mixing H2...
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WO/2023/024254A1 |
Disclosed in the present invention are an embedded hydrothermal-resistant NiSn-CS nanocatalyst, a preparation method therefor and an application thereof. The method comprises the following steps: first dissolving Ni salt, Sn salt and chi...
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WO/2023/024253A1 |
Disclosed are a solid base-synergizing carbon-coated nickel-base amphiphilic phase transfer catalyst, a preparation method therefor and the use thereof. The preparation method comprises the following steps: S1. dissolving an an alkaline ...
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WO/2023/022203A1 |
Provided is an isocyanate production system 1 comprising a control device 10 that chooses energy generated by a biomass boiler 134, biomass methanol or carbon recycled methanol for use in a methanol decomposition device 150, a recycled o...
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WO/2023/017202A1 |
Method for directly converting methane and carbon dioxide into oxygenated hydrocarbons with more than one carbon atom The present invention relates to a method for directly converting methane and carbon dioxide into, preferably, oxygenat...
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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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WO/2023/016459A1 |
Disclosed are a novel organic alkoxide agglomerate, and a preparation method therefor and an application and thereof. The agglomerate has the following molecular formula: (ZOR)12YmQn. The novel organic alkoxide agglomerate has good catal...
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WO/2023/010982A1 |
Provided is a preparation method for bio-based 1,3-propanediol, comprising: using renewable biomass as a raw material, using Klebsiella fermentation to produce 1,3-propanediol, obtaining a 1,3-propanediol fermentation broth, and then suc...
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WO/2023/011409A1 |
Disclosed is a method for preparing an oxygen-containing organic compound by means of hydroformylation, comprising: 1) bringing an organic compound having 2-60 carbon atoms and at least one carbon-carbon double bond into contact with a s...
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WO/2023/011753A1 |
The invention relates to a method for preparing a product stream (4) containing dimethyl ether, wherein an educt flow (2) containing at least hydrogen and one or more carbon oxides selected from the group consisting of carbon monoxide an...
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WO/2022/271745A9 |
A liquor distillation system, comprising one or more channeled loops fluidly couplable to a boiler and a condenser, the condenser adapted to condense alcoholic vapors from a heated liquor wherein the one or more channeled loops include a...
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WO/2023/007399A1 |
The present disclosure provides compositions, methods of preparing, and method of use of a composition comprising: (a) about 0.05 wt% to about 10.0 wt% ethylenediamaminetetraacetic acid, a salt thereof, a chelating agent, or a combinatio...
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WO/2023/006593A1 |
The present invention relates to a method for the extraction of policosanols from industrial hemp (Cannabis sativa L.) and in particular from the waste issued from the cannabidiol extraction process. The present also relates to the mixtu...
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WO/2023/286803A1 |
In the invention, a reaction tube comprises at least one first reaction tube and at least one second reaction tube. The first reaction tube comprises: a multi-layered structure tube that is formed from a cylindrical non-porous layer and ...
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WO/2023/285198A1 |
A process for preparing an alcohol by a Guerbet self-condensation reaction in the gas phase. The process comprises the steps of: a) providing a primary or secondary alcohol, wherein the primary or secondary alcohol has at least one p-hyd...
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WO/2023/281238A1 |
A process is described for synthesising methanol comprising the steps of (a) passing a feed gas comprising a make-up gas to a methanol synthesis unit comprising a first methanol synthesis reactor and a second methanol synthesis reactor, ...
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WO/2023/281247A1 |
A process for separating a C5 or C6 alkanediol from a crude product stream comprising the C5 or C6 alkanediol, light contaminants and heavy contaminants comprising one or more of: a C10 or C12 linear ester, or a C10 or C12 cyclic acetal ...
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WO/2023/276407A1 |
Provided is a method for producing alcohols by an olefin hydration reaction using a heteropolyacid catalyst, wherein the catalyst can be stably used on a long-term basis. The temperature difference within the catalyst layer in the olefin...
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WO/2023/276612A1 |
The purpose of the present invention is to provide a method for highly purifying a condensable product in a membrane reactor, the method being capable of enhancing the substance amount ratio of one condensable product, which is in the la...
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WO/2023/275712A1 |
The present invention relates to a process to produce propanol and iso-propanol (bio-propanol), a biocomponent for gasoline. The invention particularly relates to the conversion of bio-glycerin to bio-propanol and bio-iso-5 propanol. In ...
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WO/2023/276406A1 |
Provided is a method for producing an alcohol through an olefin hydration reaction using a heteropolyacid catalyst, the method enabling the catalyst to be stably used over a long period. In the olefin hydration reaction, in which the het...
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WO/2023/275049A1 |
Process for producing methane or methanol, said process comprising the steps of:i) conducting a solid renewable feedstock to a thermal decomposition step, this being a pyrolysis step or a hydrothermal liquefaction step, for producing: a ...
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WO/2023/274289A1 |
The present invention relates to a method for co-production of methanol and ethanol from a synthesis gas, the reaction process being completed in three reactors. The method comprises: a) causing raw material synthesis gas and dimethyl et...
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WO/2022/270982A1 |
The present invention relates to a method for producing tetrahydrofuran, gamma-butyrolactone, or 1,4-butanediol. Particularly, according to an embodiment of the present invention, by using polyhydroxyalkanoate (PHA), the yield of tetrahy...
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WO/2022/268786A1 |
The current invention relates to a process for the production of 1,2-alkanediols comprising the steps of: providing a dialkyl oxalate (component A); providing an ester or an aldehyde (component B), which is characterised by having at lea...
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WO/2022/264836A1 |
This apparatus 1 for producing hydrocarbons is provided with: a reverse shift reaction unit 2 in which a synthesis gas containing carbon monoxide and hydrogen is obtained with use of carbon dioxide and hydrogen; a hydrocarbon production ...
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WO/2022/264874A1 |
Provided is an alicyclic alcohol represented by general formula (1).
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WO/2022/263693A1 |
The present invention relates to a method for synthesising a polyol from a reaction substrate by means of catalytic hydrogen transfer (CHT) hydrogenation, method that comprises causing said reaction substrate to react with a hydrogen don...
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WO/2022/264745A1 |
Provided is a carbon dioxide separation, collection, and utilization system comprising: a regeneration unit which generates, from a solid material that has absorbed or adsorbed carbon dioxide, a gas containing the carbon dioxide and whic...
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WO/2022/263032A1 |
The present invention relates to a process for workup of a methanol/water mixture which is employed in the production of alkali metal methoxides in a reaction column. The mixture is distillatively separated in a rectification column. The...
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WO/2022/260063A1 |
A membrane reactor (1) comprises a catalyst layer (21), a separation membrane (3), and a buffer layer (22). The catalyst layer (21) includes a catalyst that promotes a conversion reaction from a raw material gas that contains hydrogen an...
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WO/2022/260947A1 |
Processes for converting a hydrocarbon reactant into an alcohol compound and/or a carbonyl compound are disclosed in which the hydrocarbon reactant and either a supported chromium (VI) catalyst or a supported chromium (II) catalyst are c...
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