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WO/2024/079247A1 |
An epoxidation catalyst comprises silver, cesium, rhenium and tungsten deposited on a low silicon alpha-alumina support which comprises at least 50 wt.-% of alpha-alumina, and an amount of silicon cS-Si of at most 8.9 mmol per kg of supp...
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WO/2024/076943A1 |
Disclosed herein are methods of improving the restart performance of a high-selectivity ethylene oxide catalyst that has been shut down due to a planned or unplanned outage. It is believed that the proper selection of process variables o...
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WO/2024/060581A1 |
Disclosed is a process for producing epoxypropane by using an HPPO method of a liquid-solid circulating fluidized bed reaction-regeneration system, which belongs to the technical field of epoxypropane production. In the present invention...
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WO/2024/056368A1 |
The present invention relates to processes for preparing propylene oxide, comprising reaction of propene with ethylbenzene hydroperoxide in the presence of a catalyst, as well as to catalysts employed in such processes and to methods for...
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WO/2024/048632A1 |
The present invention addresses the problem of providing a new compound having excellent film formability and curability that can yield a cured product that exhibits a high refractive index. The present invention relates to a compound ...
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WO/2024/040754A1 |
The present invention relates to the technical field of organic synthesis, and provides a method for synthesizing cis-2-methyl-7-octadecene and cis-7,8-epoxy-2-methyloctadecane. According to the present invention, N-sulfonylhydrazone and...
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WO/2024/042405A1 |
The present disclosure provides compositions and methods for the synthesis of bio-based polymers (e.g., polyurethanes and polyesters) from secondary materials produced during a fermentation process. The disclosure also features intermedi...
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WO/2024/026176A1 |
A composition of matter useful for catalyzing an alkene epoxidation reaction using molecular oxygen (O2) as an oxidant, including a plurality of structures comprising nanostructures or microstructures each comprising a coinage metal; and...
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WO/2024/009987A1 |
A method for producing cumene according to the present invention includes the following steps (e) and (f), in which stream (3) includes 20-99 mass% of acetophenone and 1-10 mass% of 2,3-dimethyl-2,3-diphenylbutane. (e) Cumene conversio...
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WO/2024/000825A1 |
The present application relates to a method for selectively oxidizing styrene in water. The method comprises: adding styrene, a catalyst and an oxidizing agent to a reaction solvent, performing an oxidation reaction at 25-55°C, and filt...
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WO/2023/243700A1 |
A purpose of the present invention is to provide an aldehyde compound and an ester compound which have a difluoro at the α-position, a double bond or epoxy at the β-position, and a 2-subsituted alkene at the γ-position. A difluoroalde...
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WO/2023/235556A2 |
Clean and environmentally friendly processes for preparing epoxide compounds in one-step and in two-step using safe and inexpensive starting materials are provided. The catalysts used in the reaction are low-cost and can be recycled and ...
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WO/2023/222359A1 |
The present invention relates to a process for purifying a hydrocarbon stream comprising at least Cx alkanes, Cx olefins, low boilers such as Cx-1 hydrocarbons and high boilers such as Cx+1 hydrocarbons, with x = 3 to 5. According to the...
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WO/2023/213713A1 |
Ethanolamines, polyethylenimine and ammonia having a low molar share of deuterium, a process for making ethanolamines, polyethylenimine and ammonia based on non- fossil energy, the use of the molar share of deuterium in hydrogen and down...
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WO/2023/210199A1 |
This method for producing an epoxide uses a titanium-containing silicon oxide catalyst that includes a salt at a predetermined concentration.
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WO/2023/209180A1 |
The present invention relates to a method for the propylene oxide and styrene monomer co-production process which incorporates a hydrocarbon liquid stream resulting from the pyrolysis of waste plastic, without compromising overall perfor...
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WO/2023/199195A1 |
Provided is a method for producing at least one cannabinoid, the method comprising providing a cell capable of producing and secreting at least one cannabinoid; providing an organic solvent or an anion exchanger; growing the cell in a gr...
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WO/2023/182141A1 |
Provided is a glycidyl amine-type fluorine-containing epoxy compound. The present disclosure relates to a fluorine-containing epoxy compound represented by general formula (1). In general formula (1), n each independently represents an i...
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WO/2023/182522A1 |
The present invention provides an epoxy resin which has a skeleton represented by formula (1). In formula (1), each of R4 and R5 independently represents a hydrogen atom, an alkoxy group or -OG; * may be a binding site to be bonded with ...
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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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