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WO/2024/090485A1 |
The present invention provides a method for producing a fluorine-containing compound under relatively mild conditions by introducing a fluorine atom into a wide variety of oxygen-containing compounds having a ketone group, an aldehyde gr...
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WO/2024/083621A1 |
The present invention refers to a method of producing an alkali metal alkoxide comprising the following steps: i) providing an organic compound having at least one -OH group and having a molecular weight of 75 to 750 g/mol in a reaction ...
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WO/2024/085255A1 |
[Problem] To provide a method for producing a (poly)alkylene glycol monoalkyl ether, the method being capable of stably producing a (poly)alkylene glycol monoalkyl ether continuously from a starting material olefin without causing a decr...
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WO/2024/084466A1 |
A process for preparing 2,2-dimethoxypropane is disclosed Said process comprises the steps of reacting acetone with methanol in a molar ratio ranging between 1:2 to 1:6 in the presence of a catalyst at a reaction temperature in the range...
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WO/2024/085256A1 |
A (poly)alkylene glycol monoalkyl ether is produced at high selectivity and high yield from an olefin and a (poly)alkylene glycol. The present invention provides a method for producing a (poly)alkylene glycol monoalkyl ether in which an ...
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WO/2024/075678A1 |
The present invention provides a method for producing a bio-derived branched alkyl glyceryl ether, the method comprising: a step for producing a bio-derived branched primary alcohol having a branched alkyl group having 6 to 12 carbon ato...
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WO/2024/075042A1 |
Systems and methods for integrating petrochemical and refinery operations. One such method includes collecting a hydrogen-rich gas stream generated as a byproduct of a petrochemical operation at a petrochemical plant and purifying the hy...
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WO/2024/068852A1 |
A process for the preparation of 3,7-dimethyl-octa-2,6-dienal (citral) comprises the steps of a) continuously condensing prenol with prenal in the presence of at least one catalyst in a reaction column with water of condensation being di...
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WO/2024/061953A1 |
The invention relates to a method for isolating of a substituted guaiacol and/or a substituted syringol of formula (I) from a mixture containing lignin fragments, wherein R1 is hydrogen or -OCH3; R2 is a linear or branched C1 – C4 alky...
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WO/2024/064645A1 |
A process includes the steps of contacting an olefin, an alcohol and a metallosilicate catalyst to form oligomers of an alcohol ethoxylate having structure (I), wherein R1 is an alkyl, R2 is an alkyl, and n has a value of 1 to 3; and sul...
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WO/2024/056428A1 |
The invention relates to a method for producing C2-C4 olefins from methanol and ethanol, said method having the steps of: A) feeding a methanol- and optionally ethanol-containing feed flow A into a dimethyl ether fixed-bed reactor and ca...
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WO/2024/052346A1 |
Subject matter of the present invention is a method for the production of fatty alcohols from alternative, renewable natural raw materials, the use of the fatty alcohols to produce surfactant intermediates or surfactants and a fatty alco...
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WO/2024/048569A1 |
Provided is a fluorine-containing ether compound represented by the following formula. R1-CH2-R2a-CH2-R3a-CH2-R2b-CH2-R3b-CH2-R2c-CH2-R3c-CH2-R2d-C
H2-R4 (R2a, R2b, R2c,and R2d are perfluoropolyether chains. R3a, R3b, and R3c are divalen...
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WO/2024/042265A1 |
A system for producing ether comprises a first etherification reactor system (101) containing first catalyst and producing a first reaction effluent (102) when supplied with alcohol and olefinic hydrocarbon feedstock, a second etherifica...
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WO/2024/042266A1 |
A system for producing ether comprises a processing system (101) that receives alcohol and olefinic hydrocarbon feedstock and comprises a first etherification reactor system (102) that produces a first reaction effluent (103). The system...
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WO/2024/036924A1 |
Disclosed in the present invention are a modified cashew nut shell liquid, a cashew nut shell liquid rubber plasticizer, and a preparation method therefor and the use thereof. Cashew nut shell liquid is chemically modified in the present...
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WO/2024/033181A1 |
The invention relates to a process for the preparation of 4,4'-dichlorodiphenyl ether used as a starting substance in chemical synthesis including polymer synthesis. The method includes solvent-free treatment of the diphenyl ether with s...
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WO/2024/027452A1 |
The present invention relates to the technical field of chemical engineering, and relates to a methanol to propylene process method and reaction system. The method comprises: in a multi-bed vertical fixed bed reactor which is provided wi...
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WO/2024/030023A1 |
The present invention relates to a method for CO2 hydrogenation of a syngas containing feedstock by means of water removal, e.g. synthesis of dimethyl ether from carbon dioxide and syngas. An object of the present invention is to provide...
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WO/2024/023214A1 |
The invention relates to methoxyphenol liquid-liquid extraction process comprising: a) Subjecting crude liquid lignin oil (CLO) or dried crude liquid lignin oil (CLO), to a treatment with water allowing the precipitation of lignin oligom...
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WO/2024/023020A1 |
The disclosure provides a process for producing methanol and hydrogen from methane. The process of the disclosure comprises the steps of: • a) providing a gaseous feed stream comprising methane; • b) reacting said gaseous feed stream...
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WO/2024/023018A1 |
The present invention relates to a process for producing dimethyl ether (DME) and hydrogen (H2) from methane, comprising the steps of: a) providing a gaseous feed stream comprising methane; b) reacting said gaseous feed stream with at le...
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WO/2024/017900A1 |
The invention concerns a process for the conversion of ammonia (NH3) and COX, wherein x = 1-2, to dimethyl ether (DME) wherein a feed comprising NH3 and COX, wherein x = 1-2, is provided to a reactor to obtain a reaction product comprisi...
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WO/2024/018942A1 |
This method for producing an olefin-modified fluorine-containing compound involves reacting, in the presence of a radical initiator, a compound represented by formula (1A) or a compound represented by formula (1B), and a compound represe...
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WO/2024/012996A1 |
A system and method for production of MTBE, maleic anhydride, n-butane and/or olefins, is disclosed. The system includes a feed preparation unit, a deisobutanizer, an isobutane dehydrogenation unit, a steam cracker and a hydrogenation un...
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WO/2024/012992A1 |
Processes for the production of petroleum products from crude oil are disclosed. A process can include subjecting a vacuum resid stream, in a resid processing unit, to conditions suitable to produce pitch and hydrocarbons having a boilin...
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WO/2023/280638A9 |
The application relates to vinyl thianthrenium compounds Vinyl- TT+X- of the Formula (I), a process for preparing the same and the use thereof for vinylating organic compounds.
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WO/2024/014448A1 |
According to the present invention, in the presence of a hydrolysis catalyst, a fluorene-containing resin having a fluorene skeleton and an ester bond and/or a carbonic acid ester bond is reacted with carbonic acid ester to decompose the...
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WO/2022/223801A9 |
The invention provides the use of a clearing gas in the separation of a mixture comprising a light and a heavy component that are difficult to separate. The invention further concerns a process for such a separation, comprising (a) provi...
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WO/2024/009998A1 |
Provided is a method for producing a fluorinated organic compound by fluorinating an organic compound in the presence of a fluorination composition which contains IF5, iodine and an amine and in which the iodine is contained at a quantit...
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WO/2024/003271A1 |
The present invention relates to the field of organic synthesis and, more specifically, it concerns a process for the preparation of an ether, thioether or secondary amine of formula (I) comprising the reaction of an alcohol, thiol or am...
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WO/2024/002859A1 |
A liquid composition comprising one or more compound of formula (I): CFHX-CF2-O-R-O-CF2-CFHX (I), one or more compound of formula (II): CFHX-CF2-O-R-OH (II) wherein: - R in formulas (I) and (II) is independently selected from C2-C10 diva...
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WO/2024/002860A1 |
A process for making hydrofluoroethers, the process comprising: • A) providing a mixture comprising one more polar aprotic organic solvents having a boiling point measured at 1 atm (1.01 bar) of from 60°C to 170°C and one or more che...
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WO/2024/002858A1 |
A liquid composition comprising one or more compounds according to general formula (I): and one or more compound according to general formula (II): wherein: A and B, are independently selected from F, Cl, H, C1-C3 fluorinated alkyl, C1- ...
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WO/2024/002503A1 |
The present invention relates to a method for producing an odorant or fragrance whilst carrying out thermal rearrangement reactions of chemical compounds under mild and resource-conserving conditions in a thin-film evaporator under disti...
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WO/2023/243522A1 |
The purpose of the present invention is to provide a method for producing an aromatic compound, wherein a cross-coupling reaction by means of a mechanochemical process is carried out in a state where a solvent is not substantially contai...
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WO/2023/241919A1 |
The invention relates to a method for producing dimethylether, having the following steps: - introducing a methanol-containing stream (Sfeed RD) into a reactive distillation unit (RD), wherein - in at least one reaction zone (RZ) of the ...
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WO/2023/243798A1 |
Disclosed are a fluorinated alkyl glycerin derivative, a preparation method therefor and use thereof as a surfactant, the derivative being used as an excellent surfactant since the molecular structure functional groups and carbon number ...
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WO/2023/204066A9 |
Disclosed is a method for producing a compound represented by formula (3), the method comprising step A for reacting a compound represented by formula (1) with a compound represented by formula (2) in the presence of at least one selecte...
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WO/2023/236938A1 |
Disclosed is a process for separating and purifying a by-product 2-chloroethyl n-butyl ether in a production process of tris(2-butoxyethyl)phosphate, comprising the following steps: adding titanium tetrachloride into recovered ethylene g...
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WO/2023/231990A1 |
Disclosed in the present invention are a polyoxymethylene nanosheet or a polyoxymethylene copolymer nanosheet and a preparation method therefor. The preparation method comprises the following steps: (1) mixing a surfactant and a monomer ...
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WO/2023/233774A1 |
The diallyl-containing fluoropolyether compound is represented by general formula [I] (wherein b is an integer equal to or greater than 2, a and c are integers wherein a+c = 28 or less, and a and c can be 0). Reacting a polyfluoropolyeth...
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WO/2023/227069A1 |
The present invention relates to use of polidocanol with a single molecular weight in the preparation of a drug for treating disease. The polidocanol can serve as a curing agent and/or a hemostatic agent for treatment. The polidocanol wi...
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WO/2023/224824A1 |
A method for making a halo (alkyl vinyl) ether comprising heating a reaction mixture comprising a combination of i) a metal; ii) a solvent; and iii) a halo (alkyl ethyl) ether according to formula (1) RCF2OC(H)(X)CF2Y (1) where R is inde...
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WO/2023/222895A1 |
Organically bound nitrogen is removed from an ethylenically unsaturated alcohol stream by contacting the alcohol stream with a weakly acidic solid adsorbent. Trace amounts of organically bound nitrogen tend to poison the oxidation cataly...
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WO/2023/217810A1 |
The invention relates to a process for purifying a raw C4-hydrocarbon mixture comprising at least 2 % by weight of isobutene, at least 23 % by weight of butenes other than isobutene, less than 3 % by weight of butadienes, at least 1.5 pp...
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WO/2023/217408A1 |
The invention relates to a method (100) for preparing dimethyl ether, in which a synthesis gas containing the reactants carbon monoxide and/or carbon dioxide and hydrogen is fed with partial reaction of the reactants and formation of met...
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WO/2023/213583A1 |
A Process for making methanol having a deuterium content below 90 ppm, based on the total hydrogen content, comprising the steps: (a) providing hydrogen with a deuterium content below 90 ppm, based on the total hydrogen content, by water...
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WO/2023/210731A1 |
Provided are: 1,1,1,5,5,5-hexafluoro-3-(2,2,2-trifluoroethoxy)-2-pentene which is a new compound; and a use application and a production method for the new compound. The present invention provides 1,1,1,5,5,5-hexafluoro-3-(2,2,2-triflu...
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WO/2023/210632A1 |
Provided is a production device, the state of which can be monitored immediately. The production device (10) is for obtaining, through chemical reaction or purification, a target product from at least one raw material of liquid or gas, a...
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