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WO/2022/227668A1 |
A recovery method for lithium iron phosphate waste and an application. The method comprises the following steps: mixing lithium iron phosphate waste with water to make a slurry, adding alkali to adjust a pH until the slurry is alkaline, ...
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WO/2022/223746A1 |
Process and modular system for producing formic acid from carbon dioxide. The process comprises (a) a carbon capture step wherein a source of carbon dioxide is contacted with an alkaline solution to obtain a solution comprising carbonate...
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WO/2022/222272A1 |
Disclosed is a synthesis process of 2-methyl-3-methoxybenzoic acid. The synthesis process comprises the following steps: (1) a reductive hydrogenation reaction, involving: using 2-methyl-3-nitrobenzoic acid or methyl 2-methyl-3-nitrobenz...
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WO/2022/223333A1 |
Disclosed is a method for separating a salt (S) that is dispersed in a polar aprotic liquid A, wherein liquid A containing the dispersed salt (S) is extracted by means of a nonpolar liquid B such that the salt (S) is dispersed in liquid ...
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WO/2022/222680A1 |
Disclosed in the present invention are a method for preparing a high-bulk-density ibuprofen spherical crystal and a product thereof. The preparation method comprises: (1) heating ibuprofen to a molten liquid state; and (2) pressurizing t...
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WO/2022/223336A1 |
The present invention relates to a mixture containing at least one substituted 4-hydroxy-pyrazole and at least one polymerizable compound.
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WO/2022/225825A1 |
The present invention concerns the synthesis of the salts of a Triazolium N- Heterocyclic Carbene (NHC) catalyst in various salt forms prepared from 2-methylaniline, 2- methylphenylhydrazine hydrochloride or 2-methylphenylhydrazine. The ...
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WO/2022/217582A1 |
Disclosed are low-lead and low-arsenic beta-hydroxybutyrate (BHB) salts, comprising lead ranging from 10 to 50 parts per billion (ppb) and arsenic ranging from 10 to 150 ppb. Disclosed also are methods for preparing low-lead and low-arse...
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WO/2022/213493A1 |
The present invention relates to a catalyst for preparing glyceric acid by the efficient catalytic oxidation of glycerol, and a preparation method therefor and the use thereof. The catalyst is Pt1+CCo/CaCoTiO3, wherein the XRD diffractio...
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WO/2022/217132A1 |
Atmospheric Triphasic Chromatography (ATC) method comprising the steps introducing a raw plant material containing cannabinoids into a non-polar solvent, dissolving the cannabinoids extracted from the raw plant material in the non-polar ...
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WO/2022/214921A1 |
The present invention relates to an improved process for the preparation of intermediate compounds used in the preparation of Antihistamine agents. The present invention specifically relates to an improved process for the preparation of ...
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WO/2022/206399A1 |
Disclosed in the present invention is a copper catalysis-based method for preparing a carboxylic acid compound by means of alcohol oxidation using oxygen as an oxidant. The method specifically comprises: in an organic solvent at a temper...
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WO/2022/212727A1 |
Described herein are methods for making acrylic acid from polylactic acid (PLA) or diluted lactic acid in liquid phase in an efficient manner by using an ionic liquid and an acid catalyst, wherein the ionic liquid comprises a DBU-based s...
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WO/2022/212722A1 |
Methods and systems for producing acetic acid, including glacial acetic acid. A first stream of a reactor fluid that includes methyl acetate, water, and a first amount of carbon monoxide may be forwarded from a reactor to a reactor coole...
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WO/2022/210274A1 |
Provided is a tetracarboxylic dianhydride represented by general formula (1): [in formula (1), R1-R5 each independently represent one selected from the group consisting of hydrogen atoms and C1-20 hydrocarbon groups].
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WO/2022/204752A1 |
Disclosed herein is a method for producing iron (II) oxalate from an insoluble iron material, the method comprising digesting the insoluble iron material with a digestion liquor comprising one or more acids, and reacting digested iron sp...
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WO/2022/199378A1 |
The present invention provides a synthetic method of a bempedoic acid active pharmaceutical ingredient. The synthetic method comprises: subjecting an organozinc reagent (a compound 1) and aldehyde (a compound 2) to an addition reaction i...
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WO/2022/202756A1 |
The present invention provides a catalyst which enables the achievement of a high yield of a target product such as an α,β-unsaturated aldehyde and an α,β-unsaturated carboxylic acid. The above are achieved by means of a catalyst con...
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WO/2022/202893A1 |
The purpose of the present invention is to provide a catalyst that has a high selectivity for α,β-unsaturated aldehydes, α,β-unsaturated carboxylic acids, and the like. This catalyst includes at least molybdenum and bismuth, and exhi...
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WO/2022/197376A1 |
A nanoparticle composition of buckminsterfullerene with at least one poly galloyl functional group such as a catechin molecule, such as epigallocatechin gallate, or a tannic acid, is provided that is both anti-bacterial and efficacious t...
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WO/2022/194791A1 |
The invention relates to a process for producing a product hydrocarbon, in which a charge hydrocarbon in a charge mixture containing the charge hydrocarbon and oxygen is subjected to selective oxidation in order to obtain a product mixtu...
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WO/2022/197182A1 |
The present invention pertains to improved methods for preparing cyclooctenes and conjugates thereof. In particular, methods for regioselective modification and/or enantiomerically enriching compounds are disclosed. In addition, compound...
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WO/2022/194863A1 |
Process for obtaining dicarboxylic acids from a mixture of triglycerides of dicarboxylic acids comprising the steps of a) hydrolysing said mixture of triglycerides of dicarboxylic acids in the presence of a basic aqueous solution, result...
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WO/2022/196790A1 |
The present invention relates to a method for producing an oxide with which an oxide of an organic compound can be obtained efficiently in the presence of a raw material for a Pt/Bi composite catalyst, and a method for producing a Pt/Bi ...
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WO/2022/194793A1 |
The present invention relates to a method for producing a target compound, in which method a feed mixture (A) containing at least one starting compound is formed, distributed over parallel reaction tubes (10) of one or more shell-and-tub...
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WO/2022/194590A1 |
The invention relates to a continuous method for producing methacrylic acid by catalytically hydrolyzing methyl methacrylate, which has been produced on the basis of C-2, C-3, or C-4 raw materials. In the process, methyl methacrylate wit...
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WO/2022/191314A1 |
The present invention makes it possible to produce adipic acid at a high selectivity without emitting dinitrogen monoxide by using a 3-hydroxyadipic acid 3,6-lactone composition as a starting material, the composition containing 3 to 30 ...
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WO/2022/189302A1 |
The present invention relates to a process for extracting aromatic dicarboxylic acids from an outlet stream of a basic depolymerization of polycondensates containing metal carboxylates of the aromatic dicarboxylic acid to be extracted, w...
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WO/2022/186876A1 |
A novel dual neurotransmitter nanoparticle composition is provided to store and transport protons and cations into neural cell membranes and to disassemble salt-bridge stabilized toxic protein plaques. These properties function to mitiga...
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WO/2022/186032A1 |
This catalyst contains molybdenum, bismuth, and iron, wherein R1 represented by expression (1) is 0.45-5.00. R1=(maximum value of a peak at 886 cm-1±5 cm-1)÷(maximum value of a peak at 354 cm-1±5 cm-1), as measured by Raman spectrosco...
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WO/2022/187291A1 |
Acrolein is produced by selectively oxidizing iso-propanol over a first mixed metal oxide catalyst in the presence of oxygen in the vapor phase. The first mixed metal oxide catalyst comprises oxides of molybdenum and bismuth. Acrylic aci...
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WO/2022/175797A1 |
Provided is a method for producing an ester of butyric acid from an acid mixture, comprising contacting an aqueous carboxylic acid mixture comprising butyric acid and at least one additional carboxylic acid selected from the group consis...
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WO/2022/174628A1 |
The invention relates to a method for co-producing adipic acid and cyclohexanone oxime from cyclohexane. The method comprises: (1) subjecting cyclohexane and NO x to oxidation nitration to generate adipic acid, nitrocyclohexane, a nitrog...
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WO/2022/175508A1 |
The present invention is directed to methods for the preparation of (CnF2n+1)O-substituted arenes and heteroarenes and the direct perfluoralkoxylation of arenes and heteroarenes with a (CnF2n+1)O-group, respectively, characterized in tha...
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WO/2022/171029A1 |
Disclosed in the present invention is a polyester degradation method. Specifically, the polyester degradation method disclosed in the present invention comprises the following steps: degrading a polyester under the action of a carboxylic...
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WO/2022/170408A1 |
The present invention relates to a method for producing olefins and esters in the C10 to C13 range from fatty acid esters by means of a catalytic hydrogenation reaction followed by cross-metathesis of the hydrogenated product with light ...
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WO/2022/170429A1 |
Multiple environmental, economic, and ecological issues are linked to a limited number of chemicals such as carbon dioxide, sulphur dioxide, methane, nitrous oxide, methanol, formaldehyde and ethylene or disposal of some waste products f...
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WO/2022/172968A1 |
The present invention addresses the problem of providing: a method that enables production of terephthalic acid at low cost from a biomass resource by reducing energy consumption, using less number of steps, and improving the yield of te...
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WO/2022/165710A1 |
An anti-fouling composition, and uses thereof in the industrial preparation of ethylenically unsaturated monomers comprising at least one heteroatom, such as acrylic monomers are disclosed.
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WO/2022/165663A1 |
Disclosed in the present application is a method for preparing glycolic acid by hydrolysis of alkoxyacetate. The method comprises: enabling a raw material comprising alkoxyacetate and water to react in the presence of an acidic molecular...
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WO/2022/165662A1 |
Disclosed is a method for preparing glycolic acid and methyl glycolate by hydrolysis of methyl methoxyacetate and methoxyacetic acid. The method comprises: contacting a raw material comprising methyl methoxyacetate, methoxyacetic acid, a...
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WO/2022/169363A1 |
The invention provides a method for the extraction of an organic acid (10) from a mixture (110), the method comprising: an extraction stage comprising providing the mixture (110) to a sorbent (150); an elution stage comprising passing an...
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WO/2022/166870A1 |
Disclosed in the present invention is a preparation method for a tetra-substituted allenoic acid compound based on a palladium catalytic system, that is, an optically active allenoic acid compound having axial chirality is directly const...
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WO/2022/164532A1 |
A method for producing copper carboxylate, a wood preservative composition comprising copper carboxylate, and a wood product produced therefrom are provided. The method comprises combining a hydrocarbon solvent, a copper compound, and ca...
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WO/2022/163727A1 |
A catalyst containing molybdenum, copper and vanadium as essential components, in which the hydrogen consumption amount (L) at a hydrogen consumption peak appearing in a range of 300°C to 500°C inclusive in a TPR (temperature-programme...
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WO/2022/165396A1 |
The present invention is directed to processes for preparing stable 1 -amino- 1- cyclopropanecarboxylic acid ("ACC") water-soluble granules comprising the steps of mixing a composition comprising ACC and water at a concentration ratio at...
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WO/2022/163725A1 |
A catalyst including molybdenum, copper, and vanadium as essential components, wherein the peak acidity (M) appearing in the range 250°C to 420°C according to an ammonia thermal desorption method is 1.35 mmol/g to 2.00 mmol/g.
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WO/2022/163726A1 |
A catalyst that includes molybdenum, copper, and vanadium as essential components thereof and has a ratio (X/Y) of 1.10–3.00 between the volume (X) of pores having a diameter of 25–400 μm as measured by mercury intrusion porosimetry...
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WO/2022/157768A1 |
A process for the formation of high-purity magnesium L-lactate crystals from homogenous and heterogenous decomposed organic waste is provided. The process provides magnesium L-lactate crystals with improved enantiomeric purity and overal...
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WO/2022/159540A1 |
This disclosure provides scalable methods of synthesizing highly pure substituted carboxylic acids. One or more embodiments of the present disclosure relate to methods of synthesizing 2,2-dimethylbutanoic acid.
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