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WO/2017/194590A1 |
The present invention relates to a process for the manufacture of hydroxy-substituted aromatic styryl or stilbene compounds.
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WO/2017/192535A1 |
The present invention relates to an improved method for treating or preventing a cardiovascular disease or a related condition utilizing hydroxytyrosol and one of a vitamin or an anti-inflammatory.
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WO/2017/160019A1 |
The present invention relates to a method for preparing cresol and, more specifically, to a method for preparing cresol, wherein, in a two-component reaction, effective separation of cresol is attained by increasing the extraction effici...
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WO/2017/149017A1 |
The invention discloses a method for the preparation of (3,4-dihydroxyphenyl)acetic acid or its ester starting from the respective nitrile, and the conversion of (3,4-dihydroxyphenyl)acetic acid ester to hydroxytyrosol.
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WO/2017/146581A1 |
Described are methods for preparing phenols, benzene carboxylic acids, esters and anhydrides thereof from furanic compounds by reaction with a dienophile, wherein the furanic compounds are reacted with a hydrazine and/or oxime and then r...
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WO/2017/142028A1 |
A metal-supported macromolecule and a use thereof as a catalyst, said metal-supported macromolecule being obtained by causing a ligand to react with a zinc compound or a cobalt compound, said ligand having an imidazole group that is bond...
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WO/2017/138015A1 |
The invention relates to a process for the selective o-methylation of phenol in vapor phase. More specifically, the present invention provides a vapor phase process for selective synthesis of methylated product either o-cresol or anisole...
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WO/2017/135123A1 |
A bisphenol represented by general expression (1) and a production method thereof, a polyarylate resin derived from said bisphenol, a (meth)acrylate compound, and an epoxy resin are provided. In expression (1), R1 to R4 are the same or d...
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WO/2017/124675A1 |
Disclosed is a method for using a menthene diol to synthesise carvacrol, said method comprising the following steps: step 1, dissolving a menthene diol and a catalyst A in a solvent, heating so that the menthene diol undergoes a dehydrat...
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WO/2017/124676A1 |
The present invention provides a method for synthesizing carvacrol by using limo nene epoxides. The method comprises the following steps: step 1, under the action of a Lewis acid catalyst A, heating limo nene epoxide for open-loop rearra...
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WO/2017/108339A1 |
The present invention relates to a method of preparing ortho substituted phenols from 2,5-dimethylfuran and propargyl ethers in the presence of a gold(I) complex. It is particularly advantageous to use 2,5-dimethylfuran as this offers an...
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WO/2017/111357A1 |
Disclosed is a method for recovering phenol and acetone from a bisphenol-A residue decomposition reaction product, the method being capable of improving economic feasibility and efficiency by utilizing a phenol/acetone purification proce...
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WO/2017/104798A1 |
The objective of a first invention of the present invention is to provide a method that makes it possible to efficiently produce an oxidation reaction product of a hydrocarbon or derivative thereof using the hydrocarbon or derivative the...
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WO/2017/105682A1 |
A phenylene ether oligomer is prepared by a process that includes partially converting 2,6-dimethylphenol to 3,3',5,5'-tetramethyl-4,4'-dihydroxybiphenyl and/or 3,3',5,5'-tetramethyldiphenoquinone, converting the residual 2,6 dimethylphe...
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WO/2017/105543A1 |
This invention relates to compositions and methods for reduction of formaldehyde odor and emission during the production and curing of cores and molds, particularly those cores and molds of the foundry industry which comprise ester curab...
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WO/2017/100164A1 |
An improved method of manufacture of a bisphenol comprises heating a monohydric phenol to a first temperature sufficient to melt the monohydric phenol; adding a carbonyl compound to 2.0-3.0 molar equivalents, based on the moles of carbon...
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WO/2017/093974A1 |
In an embodiment, a method of purifying an aromatic alcohol comprises melt polymerizing a dihydroxy compound and a carbonate compound in the presence of a transesterification catalyst to form the aromatic alcohol and a polycarbonate in a...
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WO/2017/095555A1 |
A method for converting lignin to a phenol product, the method comprising contacting a zeolite catalyst with a lignin under reaction conditions sufficient to produce the phenol product at a yield of equal to or greater than about 50%. A ...
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WO/2017/093847A1 |
In an embodiment, a method of recovering an unreacted phenol from a bisphenol A production facility comprises reacting an initial phenol and an initial acetone in the presence of a catalyst to produce a bisphenol A stream comprising the ...
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WO/2017/086756A1 |
The present application relates to a bisphenol A preparation apparatus and preparation method, and provides a bisphenol A preparation apparatus and preparation method, which can increase the overall energy efficiency of a process by usin...
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WO/2017/081133A1 |
The present invention relates to a process for preparing 2,6-susbstituted phenols, and in particular to a process for preparing 2,6-diphenylphenol. This process is a doubling coupling of a boronic acid and a 2,6-dihalogenphenol in a Suzu...
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WO/2017/069448A1 |
Disclosed is a phenol purification method capable of minimizing the loss of a heat source and reducing the amount of steam used, thereby maximizing the efficiency of energy consumed in the process. The phenol purification method comprise...
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WO/2017/052790A1 |
Aromatic compositions useful in various applications, such as aromatic fluid solvents and high temperature heat transfer fluids, are provided herein. Also provided are advantageous methods for obtaining the aromatic compositions, utilizi...
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WO/2017/042181A1 |
The present invention relates to a process for the preparation of 2,6-di-tert-butyl phenol by reacting phenol with isobutylene in presence of an aluminum phenoxide catalyst, comprising i) preparing an aluminum phenoxide catalyst and phen...
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WO/2017/044229A1 |
In an embodiment, a method of recovering phenol from a bisphenol A production facility comprises reacting phenol and acetone to produce a bisphenol A stream; separating the bisphenol A stream into a product bisphenol A stream and a purge...
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WO/2017/042088A1 |
The present invention relates to a process for producing cumene and/or sec- butylbenzene comprising contacting benzene with a mixed olefins stream comprising ethylene and an alkylation agent in the presence of a selective alkylation cata...
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WO/2017/038964A1 |
A compound purification method according to the present invention comprises: a step for causing a solution (A) that contains a solvent and a hydroxy-substituted aromatic compound represented by formula (A0) and/or formula (B0) to make co...
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WO/2017/038968A1 |
A compound purification method according to the present invention comprises: a step for causing a solution that contains a solvent and a hydroxy-substituted aromatic compound represented by formula (A0) and/or formula (B0) to pass throug...
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WO/2017/029935A1 |
The purpose of the present invention is to provide: a novolac-type phenolic hydroxy group-containing resin having excellent developability, heat resistance and dry etching resistance; and a resist film. A novolac-type phenolic hydroxy gr...
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WO/2017/026377A1 |
Provided are: a cyclic compound which is useful as a photoresist material for forming a chemically amplified resist useful in microfabrication, has high solubility with respect to a safety solvent, has high sensitivity, has small roughne...
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WO/2017/023429A1 |
Disclosed are novel processes for making cyclohexanone compositions, from a mixture comprising phenol, cyclohexanone, and cyclohexylbenzene. The process includes hydrogenation of a feed stream comprising phenol, cyclohexanone, and cycloh...
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WO/2017/012952A1 |
The invention relates to a method for the catalytic hydroxylation of a phenolic substrate, by hydrogen peroxide, into at least one dihydroxylated product, especially phenol into hydroquinone (HQ) and pyrocatechol (PC), characterised in t...
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WO/2017/005907A1 |
The invention relates to zeolitic adsorbents based on agglomerated crystals of zeolite X comprising barium, potassium and sodium. These adsorbents are applicable in the separation of fractions of aromatic C8 isomers, especially xylenes.
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WO/2017/005587A1 |
Device and methods for use in a biosensor comprising a multisite array of test sites, the device and methods being useful for modulating the binding interactions between a (biomolecular) probe or detection agent and an analyte of interes...
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WO/2017/005908A1 |
The invention relates to zeolitic adsorbents based on agglomerated crystals of zeolite X comprising barium, potassium and sodium. These adsorbents are applicable in the separation of fractions of aromatic C8 isomers, especially xylenes.
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WO/2012/025587A9 |
The present invention is directed to a process for the manufacture of 2,3,5-trimethyl-hydro-p-benzoquinone comprising the following steps: a) hydrogenating 2,6-dimethyl-p-benzoquinone with hydrogen in the presence of a hydrogenation cata...
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WO/2017/003209A1 |
The present application relates to a distillation apparatus. According to the distillation apparatus of the present application, since a second compound, which has a relatively high boiling point between first and second compounds capabl...
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WO/2017/003247A1 |
The present application relates to a distillation apparatus. According to the distillation apparatus of the present application, since a methanol removal distillation column is positioned at a location allowing the separation of methanol...
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WO/2016/196428A1 |
Various processes for the separation of a mixture containing dichlorophenols are described. In various aspects, the present invention relates to separation processes that produce an extract enriched in 2,4-dichlorophenol content and an e...
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WO/2016/196816A1 |
The invention generally relates to methods of making substituted arenes via direct C-H amination. More specifically, methods of making para- and ortho-substituted arenes via direct C-H amination are disclosed. This abstract is intended a...
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WO/2016/190024A1 |
This method for producing a hydroxy-substituted aromatic compound involves a step of drying a hydroxy-substituted aromatic compound in an atmosphere in which the oxygen concentration is less than 20 vol%. This method for packaging a hydr...
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WO/2016/187678A1 |
In general the present invention concerns a method for conversion of particular 4-alkyl-2- hydroxyphenols and 4-alkyl-2-alkoxyphenols into 3-alkylphenols. More specifically, this invention relates to a novel process of selectively formin...
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WO/2016/188490A1 |
The present invention relates to a method for preparing a compound of general formula (A) and an optical isomer thereof. The preparation method comprises coupling a halogenated phenol derivative with a boron compound and then subjecting ...
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WO/2016/190044A1 |
A first method for producing a hydroxy-substituted aromatic compound according to the invention involves a step (contact step) of bringing a hydroxy-substituted aromatic compound into contact with an organic solvent and/or water in an at...
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WO/2016/181800A1 |
An oxidation reactor with which hydrocarbons can be oxidized efficiently in terms of both reaction efficiency and energy efficiency is provided. This oxidation reactor is equipped with: a liquid introduction channel through which a liqui...
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WO/2016/020879A9 |
A method of producing phenol and acetone can comprise: alkylating benzene with a C2-6 alkyl source in the presence of a zeolite catalyst to produce a C8-12 alkylbenzene; oxidizing the C8-12 alkylbenzene in the presence of an oxygen conta...
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WO/2016/172044A1 |
New methods for preparing bridged bi-aromatic ligands are disclosed. The methods employ aryl coupling of unprotected phenols. The ligands may be used to prepare transition metal compounds useful as catalysts in olefin polymerization.
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WO/2016/171231A1 |
The present invention provides a method for efficiently producing bisphenols at low cost with high conversion rate and high selectivity. The present invention also provides a novel catalyst which is reusable and is suitable for this prod...
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WO/2016/168237A1 |
In this invention, a portion of the products from a pyrolysis reactor are reacted in a process to form one or more chemical intermediates.
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WO/2016/158457A1 |
The present invention provides a compound represented by formula (1). (In formula (1), R1 represents a C1-30 2n-valent group, and R2-R5 each independently represent a C1-10 straight chain, branched, or cyclic alkyl group, a C6-10 aryl gr...
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