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WO/2022/050235A1 |
The present invention relates to a formate production method including a first step in which hydrogen, carbon dioxide, and a carbonate or bicarbonate are reacted using a catalyst in the presence of a solvent to produce a formate in the r...
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WO/2022/050236A1 |
The present invention relates to a production method for an alkaline earth metal formate, said method including a first step for producing a formate of an alkaline earth metal by reacting hydrogen, carbon dioxide, and a carbonate or bica...
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WO/2022/050110A1 |
This catalyst for producing an acrylic acid from acrolein contains, as a catalytically active component thereof, molybdenum, vanadium, and copper. The catalytically active component has diffraction peaks, in an X-ray diffraction analysis...
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WO/2022/049387A1 |
A process for refining a crude ethylene glycol stream comprising monoethylene glycol and at least one acid contaminant is disclosed. The process comprises reacting the acid contaminant with the monoethylene glycol in at least one reactio...
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WO/2022/048662A1 |
Disclosed is a preparation method for a bio-based nylon 5X fiber material. The method comprises the following steps: 1) mixing a 1,5-pentanediamine mixed fermentation liquid and a dibasic acid for a polymerization reaction, obtaining a n...
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WO/2022/050234A1 |
The present invention relates to a method for producing a formic acid salt, the method comprising reacting hydrogen with carbon dioxide, a hydrogencarbonate, or a carbonic acid salt in the presence of a solvent using a catalyst, wherein ...
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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/2022/042529A1 |
An organic proton-type ionic liquid, a thin film with a two-dimensional perovskite pure-phase quantum well structure, a preparation method therefor and the use thereof. The chemical formula of an organic proton-type alkylamino acetic aci...
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WO/2022/047365A1 |
The disclosure provides methods of synthesizing very long chain fatty acids, including deuterated very long chain fatty acids. The fatty acids can by polyunsaturated fatty acids. The methods include the step of reacting a protected leavi...
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WO/2022/040788A1 |
Anti -cancer, chemotherapeutic, or antiproliferative compositions comprising, as an active ingredient, a compound of formula (I0), or a salt, or prodrug thereof: and an anti-cancer, chemotherapeutic, or antiproliferative compound (A) or ...
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WO/2022/038098A1 |
The present invention relates to a process for the preparation of phenyl ketones and the preparation of phenoxyphenyl derivatives.
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WO/2022/037978A1 |
A process for the preparation of a color stable C6-12 saturated aliphatic carboxylic acid in which (1) the corresponding aldehyde is oxidized with molecular oxygen to obtain the crude saturated aliphatic carboxylic acid in a liquid mixtu...
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WO/2022/039144A1 |
A compound represented by the formula, a method for producing the same, and the use of the compound. Ring Ar1 and ring Ar2 represent an aromatic ring represented by a specific formula or a condensed ring thereof, and R1 and R2 represent ...
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WO/2022/034401A1 |
A process is described for recovering cobalt and/or manganese from a residue from a catalytic oxidation process for producing an aromatic polycarboxylic acid, wherein the residue comprises water-soluble cobalt and/or manganese compounds ...
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WO/2022/033417A1 |
The present invention relates to a fullerene aryl polycarboxylic acid derivative and the use thereof in preventing coronavirus infections. Specifically provided are a compound represented by formula A: fullerene-RR1R2R3R4R5 Formula A, or...
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WO/2022/031436A1 |
Provided is a one-pot process for preparing propionic acid, which comprises (i) treating ethylene with a C1-C6 alkanol, water, and carbon monoxide in the presence of a catalyst system comprising the reaction product of (a) a Group 8 to 1...
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WO/2022/028821A1 |
The present invention pertains to a method for preparing 3-hydroxy-3-methylbutyric acid (HMB) or salts thereof from tert-butanol and carbon monoxide, wherein tert-butanol is reacted in an aqueous mixture with carbon monoxide under electr...
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WO/2022/032269A1 |
A process for the treatment of sulfidic spent caustic, conditioned catalyst regeneration vent gas, C4 isomerization off gas, various and hydrocarbon containing liquid and gaseous streams in addition to toxic containing streams like cyani...
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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/2022/023967A1 |
Systems and processes control gas flow in the production of purified terephthalic acid (PTA). In embodiments, a method for the production of purified terephthalic acid includes providing a rotary pressure filter having a rotating filter ...
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WO/2022/023452A1 |
Disclosed is a method of purification of utilized acetylation fluid recovered from a process of acetylating wood. The method involves subjecting the recovered acetylation fluid to cooling crystallization. By this method terpene and terpe...
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WO/2022/020963A1 |
A method for the synthesis of specialized pro-resolving mediators, structural isomers thereof and analogs thereof is disclosed herein. The method comprises reacting a compound of the formula (I): (I) wherein R1 is alkyl(C≤12), cycloalk...
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WO/2022/021626A1 |
Disclosed are a reaction system and method for preparing a halogenated benzaldehyde by oxidizing a halogenated toluene. The reaction system comprises: a batching tank and a gas-liquid intensification reactor connected in sequence. After ...
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WO/2022/025110A1 |
Provided is a means for producing an α-hydroxy carboxylic acid composition purified at high yield and high purity. This method for producing an α-hydroxy carboxylic acid composition involves distilling a mixed solution containing α-hy...
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WO/2022/019336A1 |
The purpose of the present invention is to provide: a novel deuterated labeling compound; and a production method therefor. The present invention provides: a deuterated labeling compound in which at least position β of a fatty acid is d...
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WO/2022/019507A1 |
The present invention relates to a method for recovering carboxylic acids and amide compounds through separation and, especially, to a method for recovering a mixture of acetic acid and dimethyl formamide (DMF) contained in a waste solve...
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WO/2022/013767A1 |
A process for the purification of saturated linear aliphatic dicarboxylic acids, or mixtures thereof, obtained by biotechnological processes is described.
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WO/2022/011752A1 |
Disclosed are a Vonoprazan salt, a preparation method therefor, and use thereof. The Vonoprazan salt of the present invention is a salt formed by Vonoprazan and a complex of an organic acid and bismuth. The present invention also covers ...
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WO/2022/014884A1 |
The present invention relates to a method for manufacturing liquid calcium citrate (C12H14CaO14) or mono calcium citrate powder by using shells and application thereof and, more specifically, to a method for manufacturing liquid calcium ...
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WO/2022/014234A1 |
Provided is a method for recovering high-purity scandium by effectively reducing impurity content of obtained scandium oxalate and reducing variation in impurity content. The present invention is a method that is for recovering scandiu...
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WO/2022/008854A1 |
The invention relates to a method for the continuous synthesis of a compound of formula (II) Br-(CH2)n+2-COOR, comprising a step consisting of: (a) hydrobromination of a compound of formula (I) CH2=CH-(CH2)n-COOR: where, in formulae (I) ...
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WO/2022/005315A1 |
An improved method of producing monochloroacetic acid (MCAA) is disclosed, which affords a colorless monochloroacetic acid product in any form that can be obtained by this method.
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WO/2022/000881A1 |
Provided are a carboxylic acid compound of formula I, and a preparation method therefor and application thereof. When being applied to the extraction and separation of metal ions, the carboxylic acid compound can achieve a high separatio...
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WO/2022/002608A1 |
The invention relates to a device for carrying out material exchange processes, comprising a column having at least two connectors for supplying a vaporous phase, wherein separable components are accommodated in the column and a column s...
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WO/2021/261467A1 |
Provided are: a powder of a pure disilver hydrogen citrate-containing composition in powder form having excellent solubility; and a method for obtaining said disilver hydrogen citrate-containing composition easily and highly efficiently....
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WO/2021/258663A1 |
A preparation method for rhodium octanoate dimer, which relates to the technical field of homogeneous catalyst preparation, and comprises the following steps: (1) mixing RhCl3 and an alkali metal octanoate uniformly to obtain a first sol...
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WO/2021/255427A1 |
A process (1, 2) for processing feedstock containing cotton fibres and PET fibres, the process (1, 2) comprises: i. heating a suspension of feedstock containing cotton fibres and PET fibres in water at a temperature above 180 °C to prod...
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WO/2021/255671A1 |
A method for oxidizing a dimethyl aromatic compound, comprising reacting the dimethyl aromatic compound and an oxidant in the presence of a catalyst system in a solvent to produce a reaction product comprising an aromatic dicarboxylic ac...
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WO/2021/255613A1 |
The present invention is directed to an improved method for recirculation of formic acid in a process for preparing dissolving pulp, in which sugars are extracted from pre-hydrolysis liquor.
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WO/2021/257717A1 |
Described herein are methods for the preparation of bio-based acrylic acid from bio-based methyl lactate. Some methods involve the use of an azeotropic distillate of methyl acrylate and methanol. The methods enhance bio-based acrylic aci...
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WO/2021/248271A1 |
Citric acid is purified to remove metal ions through a two-step filtration process. A first filter is used to perform a first filtration, then a second filter is used to perform a second filtration on citric acid solution that has been s...
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WO/2021/250492A1 |
Methods and a reactor system for producing acetic acid in a selective oxidation (SO) reactor are provided. An example method includes providing a fresh feed stream to the SO reactor, wherein the fresh feed stream includes a light hydroca...
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WO/2021/250685A1 |
The present invention provides a novel process for condensation of polyethylene terephthalate like polymer pyrolysis vapour comprising fraction of Benzoic-acid and its derivatives. The process comprising of steps of supplying the pyrolys...
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WO/2021/250493A1 |
Methods and a reactor system for producing acetic acid in a selective oxidation (SO) reactor are provided. An example method includes providing a fresh feed stream to the SO reactor, wherein the fresh feed stream includes a methane feed ...
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WO/2021/250495A1 |
The present disclosure relates to limiting the production of acetic acid in an oxidative dehydrogenation process to convert ethane to ethylene. The process of oxidative dehydrogenation includes feeding acetic acid, along with ethane and ...
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WO/2021/251451A1 |
The present invention provides barium titanyl oxalate which makes it possible to obtain barium titanate that has a small particle size and that is highly crystalline. The present invention also provides a method for producing said barium...
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WO/2021/244894A1 |
The present invention relates to a mixture that contains at least one substituted hydroquinone monoether and at least one polymerizable compound.
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WO/2021/246368A1 |
A method for producing an easily polymerizable compound, said method comprising a polymerization prevention step wherein an oxygen-containing gas is supplied to an easily polymerizable compound-containing liquid through a gas supply mean...
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WO/2021/246355A1 |
A method for producing an easily polymerizable compound, said method comprising a step for purifying an easily polymerizable compound-containing liquid by introducing the easily polymerizable compound-containing liquid into a vaporizatio...
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WO/2021/245440A1 |
The present invention relates to a novel liquid-liquid extraction process of a bio-oil obtained by an improved thermochemical process. This extraction process gives rise to two distinct phases: an organic phase, with bio-oil of energetic...
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