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WO/2023/173812A1 |
Provided are an α-alumina support, an α-alumina-based catalyst, a preparation method therefor and an application thereof. The preparation method comprises the following steps: (1) mixing a silicon-modified fiber material, hydrated alum...
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WO/2023/159315A1 |
The present application includes a method for preparing an alkylene oxide from an alkene that comprises reacting the alkene with ozone in the presence of a silver catalyst under conditions for selective partial oxidation of the alkene to...
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WO/2023/160593A1 |
Provided in the present invention are a physically mixed catalyst for the epoxidation of propylene using hydrogen and oxygen, and a preparation method therefor. The catalyst is prepared by loading gold on a carrier which contains no tita...
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WO/2023/152083A1 |
The present invention relates to a process for preparing an 1,2-alkanediol from the corresponding alkene and hydrogen peroxide which does not require isolation and purification of the intermediate alkene oxide.
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WO/2023/136620A1 |
The present invention relates to: a recyclable epoxy compound; a method for preparing same; an epoxy composite material comprising same; and a decomposition method thereof, wherein the epoxy compound does not use bisphenol A-type epoxy w...
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WO/2023/114821A1 |
The disclosure relates to a plasticizer composition comprising an epoxidized fatty acid C1-C6 alkyl ester component wherein the epoxidized fatty acid C1-C6 alkyl ester component contains (i) less than 6% saturated fatty acid residues and...
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WO/2023/101810A1 |
The present invention provides simplified, efficient methods for refining a crude ethylene oxide (EO) containing mixture of water, EO, aldehydes and various gases comprising distilling the mixture in a dividing wall column having a recei...
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WO/2023/096912A1 |
A cannabidiol extraction and conversion process includes an extraction process including a sizing unit wherein raw Cannabis plant material is reduced to a uniform size, a blending unit wherein a first extraction solvent is blended togeth...
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WO/2023/094691A1 |
The present invention relates to a catalyst for hydrogen peroxide activation, wherein the catalyst comprises Ti, Si, and O, wherein the catalyst displays a water adsorption (W), a concentration (C) of bridging μ2η2-peroxo species per T...
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WO/2023/089179A1 |
The present invention relates to a specific process for the preparation of a zeolitic material, wherein the framework structure of the zeolitic material comprises Si, O, and a tetravalent ele- ment M other than Si, wherein M is selected ...
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WO/2023/083874A1 |
The present invention relates to a method for producing propylene oxide directly from propane. The method comprises a step of heating a reaction mixture comprising propane and oxygen in a reactor to form a product mixture comprising prop...
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WO/2023/068933A1 |
In accordance with the present invention there is provided a process for the production of organic compounds with at least one oxygen atom in their structure, which process comprises the steps of: - feeding a first stream comprising CO2 ...
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WO/2023/059552A1 |
Methods and systems for removing or reducing water and producing epoxide. The methods may include providing a first mixture that includes /-butyl hydroperoxide, /-butyl alcohol, and a first amount of water; and contacting at least a port...
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WO/2023/051747A1 |
A lubricity improver and an application thereof. The lubricity improver comprises a compound having a structure shown in formula (I), groups R1 and R2 each independently being a single bond or a substituted or unsubstituted C1-C20 alkyle...
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WO/2023/049057A1 |
Disclosed herein are methods of improving the life of high selectivity, silver catalysts for making ethylene oxide. Ethylene and oxygen are reacted over the high efficiency catalyst with at least one organic chloride modifier, and during...
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WO/2023/009610A1 |
The application discloses methods useful for the synthesis of racemic, scalemic, and chiral alpha-tocotrienol quinone, including synthetic intermediates and methods for making said synthetic intermediates.
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WO/2023/287500A1 |
A supported silver catalyst and use thereof in a process for producing an olefin oxide, such as ethylene oxide, by the direct oxidation of an alkylene with oxygen or an oxygen-containing gas, wherein the catalyst provides good catalyst a...
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WO/2023/285332A1 |
The invention relates to a process for preparing an alkylene oxide by reacting an alkene with a carbon dioxide-containing gas mixture, with a carbon monoxide- and oxygen-containing gas mixture or an oxygen-containing gas mixture in the p...
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WO/2023/274993A1 |
The invention relates to a method for producing alkylene oxides by reacting an alkene with an arene oxide, pyridine-N-oxide, and/or pyrimidine-N-oxide, preferably an arene oxide and/or pyridine-N-oxide, in the presence of a catalyst in a...
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WO/2022/269384A1 |
The present disclosure relates to a process for the direct synthesis of Fedratinib intermediate. Particularly, the present disclosure relates to a process for the direct synthesis of 3-amino-N- (tert-butyl)benzene sulfonamide. The proces...
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WO/2022/268859A1 |
The present invention relates in a first aspect to a process for the preparation of a liquid mixture comprising methanol, water and hydrogen peroxide, the process comprising: (i) providing a feed stream comprising methanol, and a feed st...
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WO/2022/268348A1 |
A catalyst support comprising at least 85 wt.-% of alpha-alumina and having a pore volume of at least 0.40 mL/g, as determined by mercury porosimetry, and a BET surface area of 0.5 to 5.0 m2/g, wherein the catalyst support is a tableted ...
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WO/2022/268840A1 |
Described herein are methods for making intermediates in the production of fragrance ingredients starting from β-farnesene. In particular, methods for making acetylmethylfarnesol and hydroxy-farnesylacetone are described. Methods for ma...
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WO/2022/267081A1 |
Disclosed is a green and efficient method for catalyzing butene to prepare epoxybutane with organic small molecules. The method uses butene as a raw material, an organic solvent and a catalyst are added, isobutyraldehyde is used as a co-...
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WO/2022/263343A1 |
The invention relates to a first epoxydation catalyst system comprising a mixture of a metal salt of the metals chromium, manganese, molybdenum, lead and/or bismuth and a hydroxide as well as of a redox-active compound. The invention als...
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WO/2022/238145A1 |
The integrated plant for making propene oxide comprises a unit (1) for producing hydrogen peroxide by an anthraquinone process, which comprises a hydrogenator (3), an oxidizer (4) and an extraction column, and a unit (2) for making prope...
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WO/2022/218815A1 |
The invention relates to a cycle gas apparatus 1 for preparation of ethylene oxide from ethylene in a cycle gas process, comprising: a) an epoxidation reactor 2 containing a catalyst suitable for conversion of ethylene to ethylene oxide,...
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WO/2022/214644A1 |
The present invention relates to a process for recovering propylene from a gaseous stream comprising propylene and a light-boiling compound, the light-boiling compound having a boiling point at 1013 mbar(abs.) below - 50 °C, in a conden...
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WO/2022/214539A1 |
A method for maximizing the selectivity (S) of an epoxidation catalyst in an ethylene oxide reactor system, comprising: receiving a measured reactor selectivity (Smeas), a measured reactor temperature (Tmeas), and one or more operational...
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WO/2022/204451A1 |
A cannabis conversion method includes providing a starting material that includes cannabidiol (CBD), combining the starting material with a solvent and a Lewis acid to form a mixture, the solvent and the Lewis acid reacting with the CBD ...
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WO/2022/189559A1 |
The present invention relates to a process for preparing an olefin oxide from a reaction mixture stream in an epoxidation reactor R, wherein R contains z active reaction tubes T(i) arranged in parallel, z≥2, i=1...z, wherein each T(i) ...
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WO/2022/187564A1 |
A method for the oxidation of ethylene to form ethylene oxide which comprises treating an aqueous stream in a cycle water treatment unit containing an anion exchange resin to reduce the content of the impurities.
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WO/2022/167284A1 |
In a process for the epoxidation of propene, comprising reacting propene with hydrogen peroxide in the presence of a methanol solvent and a shaped titanium zeolite epoxidation catalyst in a fixed bed reactor, recovering methanol from the...
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WO/2022/165165A1 |
Non-naturally occurring compositions comprising tetrahydrocannabinol (THC) and limonene and their use for treating THC-induced anxiety and/or paranoia are disclosed.
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WO/2022/161924A1 |
An epoxidation catalyst comprising silver, cesium, rhenium and tungsten deposited on an alumina support, wherein the catalyst comprises 20 to 50 wt.-% of silver, relative to the weight of the catalyst, an amount of cesium Ccs of at least...
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WO/2022/155779A1 |
A preparation process for epichlorohydrin. The process involves the following steps: (1) a chlorination reaction, wherein glycerol and hydrogen chloride gas are transported to a reaction kettle for a chlorination reaction; and (2) a cycl...
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WO/2022/155781A1 |
A dechloridation method for residual liquid of a dichloropropanol finishing tank in manufacturing epichlorohydrin, belonging to the technical field of the manufacture of epichlorohydrin. The technical solution thereof comprises: using an...
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WO/2022/149468A1 |
Provided is a bisphenol AF-type diglycidyl ether represented by formula (1), wherein an abundance ratio of the bisphenol AF-type diglycidyl ether having n≥1 is less than 30 mass%. (In formula (1), R1-R8 are each independently a hydroge...
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WO/2022/144866A1 |
A process for the epoxidation of ethylene comprising:contacting an inlet feed gas comprising ethylene, oxygen and one or more reaction modifiers consisting of organic chlorides with an epoxidation catalyst comprising a carrier, and havin...
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WO/2022/134675A1 |
Disclosed are a zirconium-based gold catalyst for a propylene epoxidation reaction and a preparation method therefor. The catalyst uses zirconium-based materials as the support, including ZrO2and a zirconium silicon molecular sieve. Afte...
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WO/2022/135564A1 |
Provided are a system and method for preparing epoxy chloropropane. In the present invention, the epoxy chloropropane product and water vapor are evaporated from a reaction system in the form of an azeotrope by means of water vapor strip...
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WO/2022/105250A1 |
A porous polymer, and a catechol-derived porous polymer and a catechol-derived porous polymer-supported high-spin monatomic iron catalyst prepared on the basis of the porous polymer. Further disclosed are a method for preparing the catal...
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WO/2022/083082A1 |
The present invention provides a method for preparing bicalutamide intermediate 2, comprising the following steps: dissolving N-[4-cyano-3-(trifluoromethyl)phenyl]-2-methacrylamide in a lower fatty acid ester solvent, successively adding...
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WO/2022/057931A1 |
The present invention provides a continuous synthesis process and a continuous reaction device for epichlorohydrin. The continuous synthesis process comprises placing hydrogen peroxide, methanol, chloropropene, and a catalyst into a reac...
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WO/2022/052067A1 |
Disclosed are a metal organic framework material MIL-125, a preparation method therefor, and the use thereof. The metal organic framework material MIL-125 is a round-cake-shaped crystal block; and the external specific surface area there...
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WO/2022/049638A1 |
[Problem] To provide a method for producing ethylene oxide, said method being capable of reducing the emission amount of carbon dioxide. [Solution] A method for producing ethylene oxide, said method comprising: an ethylene oxide producti...
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WO/2022/032945A1 |
The present application relates to the technical field of photolithography, and specifically relates to a bisphenol A derivative, a preparation method therefor, and an application thereof in photolithography. The compound provided has a ...
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WO/2022/036040A1 |
Methods, compositions, and kits are provided for synthesizing bioactive chromane, the method including: constructing a tertiary ether stereocenter enantioselectively by catalyzed alkynylation of a substituted chromenone to obtain a chrom...
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WO/2022/030622A1 |
The present invention provides a method which can produce an intermediate of an azole derivative at lower cost than an existing production method. The method is for producing a compound represented by general formula (IV) and includes a ...
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WO/2021/260185A1 |
A tableted catalyst support, characterized by an alpha-alumina content of at least 85 wt.-%, a pore volume of at least 0.40 mL/g, as determined by mercury porosimetry, and a BET surface area of 0.5 to 5.0 m2/g. The tableted catalyst supp...
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