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Matches 701 - 750 out of 7,049

Document Document Title
WO/2010/137641A1
Provided is a process for the production of phenol by reacting monochlorobenzene with water in a liquid or supercritical phase, by which phenol can be obtained in a high yield without generating a large amount of by-products. A process f...  
WO/2010/138248A2
In a process for the transalkylation of polycyclohexylbenzenes, a feed containing at least one polycyclohexylbenzene is contacted with benzene under transalkylation conditions with a catalyst comprising a zeolite USY having a silica to a...  
WO/2010/134580A1
A conventional method for producing an aromatic fluorine compound uses toxic mercury or tin, and therefore has a risk of contamination of a final compound with such a toxic metal and the final compound cannot be used as a pharmaceutical ...  
WO/2010/125807A1
A process for producing a polyhydric phenol, characterized by using the following steps (a) to (d) to produce the phenol: (a) a first step in which (4S,5R,6S)-4,5,6-trihydroxy-2-cyclohexcen-1-one is produced from 2-deoxy-scyllo-inosose t...  
WO/2010/122105A1
The invention relates to a method for producing a cross-coupling product of a benzenoid dizonium salt according to the general formula (I), wherein the groups R1, R2, R3, R4, and R5 represent hydrogen, halogen, an alkyl, alkenyl, aryl, a...  
WO/2010/115784A1
One subject of the present invention is a process for the hydroxylation of phenols and of phenol ethers by hydrogen peroxide. The invention relates more particularly to a process for the hydroxylation of phenol by hydrogen peroxide. The ...  
WO/2010/113315A1
Provided are a piceatannol-containing composition which is a composition originating in a natural material and containing piceatannol at a high concentration, and a method of producing the piceatannol-containing composition. A piceatanno...  
WO2010110482A1
A method of dihydroxybenzene purification for obtaining purified dihydroxybenzene from crude dihydroxybenzene containing at least isopropenylphenol and hydroxyacetophenone as impurities, the method comprising the following steps. First e...  
WO/2010/106967A1
Disclosed are: a method for producing an alkylated aromatic compound in high yield in a single reaction step using a ketone, an aromatic compound, and hydrogen as starting materials; and a method for producing phenol including the method...  
WO/2010/100518A1
The following invention relates to a process for recovering phenol and tar acids from different material feedstocks containing the said phenol and tar acids. The process comprises four main units including two cascading liquid-liquid ext...  
WO/2010/100536A1
The following invention relates to a process for recovering phenol and tar acids (cresols, xylenols) from different material feedstocks containing the said phenol and tar acids. The process comprises three to four main units including tw...  
WO/2010/098916A2
Disclosed is a process for producing phenol or a substituted phenol and a co-product comprising the steps of (i) contacting a first stream comprising an alkylaromatic compound with a second stream comprising an oxygen-containing gas in t...  
WO/2010/098310A1
Disclosed is a substance with far greater catalytic activity in a Suzuki-Miyaura reaction in comparison to conventional heterogeneous catalysts. A zeolite-palladium complex is provided with a USY zeolite and Pd supported on the aforement...  
WO/2010/094860A2
The present invention relates to a method for extracting phenolic compounds with low molecular weights from olive fruit water; the invention also relates to compositions enriched with phenolic compounds including at least 40% of dry matt...  
WO/2010/094697A1
The present invention refers to a method of converting a lignin material into a liquid product and the liquid product obtainable by the method.  
WO/2010/084929A1
Provided is a process for preparing a bisphenol stably at a high conversion and with high selectivity over a long period. A process for preparing a bisphenol by feeding both a phenol compound and a carbonyl compound continuously to a rea...  
WO/2010/082075A1
Liquid biofuels consisting of isomers of methylpyran and methyl tetrahydropyran obtained from cellulose, hemicelluloses or starch, and a processs to obtain it using ionic liquids as solvents and an hydrogenation catalyst in a one step re...  
WO/2010/078512A2
The present disclosure is directed to the production of 5-tert-butyl-3-methyl-l,2- phenylene dibenzoate and the purification thereof. Synthesis pathways for a precursor to 5- tert-butyl-3 -methyl- 1,2-phenylene dibenzoate are provided. T...  
WO/2010/072798A1
A catalytic process for the preparation of optically active compounds and their conversion thereafter to desired drag substances. In particular, the process relates to the preparation of (S)-3-(1-Dimethylamino-ethyl)-phenol using asymmet...  
WO/2010/070168A1
The invention relates to a method for purifying 3,4-dihydroxyphenylglycol (DHPG) from any part of the plant, the products or the by-products obtained from the olive tree or any other plant product of the Oleaceae, Orobanchaceae, Plantagi...  
WO/2010/067855A1
The present invention relates to a method for producing a Ti-MWW precursor comprising: a first step of heating a mixture to prepare a solid, said mixture comprising a structure-directing agent, a compound containing a Group 13 element of...  
WO/2010/062482A2
An improved process for recovering phenol from a bisphenol-A residue stream by reconfiguring the distillation column and the cracking reactor in a way that separates the reboil/distillation heat load and the cracking heat load, so that s...  
WO/2010/057406A1
Disclosed is a method for preparing 3-bromo-5-chlorophenol showed as formula (1), which includes the following step: hydrolyzing compound (3) in acidic medium to obtain compound (1), in which X- is Cl-, Br-, HSO4 - or NO3 -. The preparin...  
WO/2010/047364A1
Provided is a method for producing an alkylated aromatic compound with which it is possible to greatly reduce the amount of solid acidic substance, as well as a method for producing cumene and a method for producing a phenol comprising s...  
WO/2010/045131A1
The invention relates to the preparation of alkylated phenols. More specifically, the invention relates to an improved process for the manufacture of 2-secondary-alkyl- 4,5-di-normal-alkylphenols.  
WO/2010/045423A1
A method for producing phenol and acetone in a multi-stage process at an elevated temperature from a cumene hydroperoxide mixture comprising cumene, the method comprising the steps of a) reacting the cumene hydroperoxide mixture with a 2...  
WO/2010/042269A1
In a process for reducing the level of tert-butylbenzene in a mixed butylbenzene feed comprising tert-butylbenzene and sec-butylbenzene, the feed is contacted under dealkylation conditions with a catalyst system comprising a dealkylation...  
WO/2010/042315A2
In a process for producing cumene from acetone and benzene, a feed stream comprising acetone is contacted with hydrogen in the presence of a hydrogenation catalyst in a first reaction zone under hydrogenation conditions sufficient to con...  
WO/2010/042273A1
In a process for oxidizing a hydrocarbon to the corresponding hydroperoxide, alcohol, ketone, carboxylic acid or dicarboxylic acid, a reaction medium comprising a hydrocarbon is contacted with an oxygen-containing gas in a reaction zone ...  
WO/2010/042261A1
In a process for producing phenol or a substituted phenol, an alkylaromatic hydroperoxide having a general formula (I): R1 / (I) I2C R2 in which R1 and R2 each independently represents an alkyl group having from 1 to 4 carbon atoms, prov...  
WO/2010/042314A1
A process is described for producing cumene comprising contacting a feed stream comprising benzene and a further feed stream comprising isopropanol or a mixture of isopropanol and propylene in the presence of an alkylation catalyst compr...  
WO/2010/034256A1
Disclosed is a process for producing phenol, which includes the steps of: reacting the benzene with bromine to obtain bromobenzene and HBr in the presence of catalyst; reacting HBr with oxide of metal MxO to obtain bromide of metal MxBr2...  
WO/2010/027562A1
In a process for producing alkylbenzene hydroperoxides, a feed comprising (i) secbutylbenzene, (ii) cumene in an amount greater than 10 wt% of the total feed and (iii) at least one of iso-butylbenzene and tert-butylbenzene in an amount u...  
WO/2010/026244A1
The present invention relates to an integrated method for producing cellulose and at least one low-molecular-weight reusable material, in which a starting material containing lignocellulose is provided and subjected to a decomposition wi...  
WO/2010/024975A1
In a process for producing phenol, cyclohexylbenzene is oxidized to produce cyclohexylbenzene hydroperoxide and then the resultant cyclohexylbenzene hydroperoxide is cleaved to produce an effluent stream comprising phenol and cyclohexano...  
WO/2010/004371A1
A process for preparing 2,2-bis(4-hydroxyphenyl)propane (p,p-bisphenol-A) from2,4,4-trimethyl-2-(4-hydroxyphenyl)chroman (chroman 1.5) is disclosed. Phenol andchroman 1.5 are contacted over an acidic ion exchange resin at a given tempera...  
WO/2009/153374A1
The invention relates to a method for obtaining a compound having formula (II), in which a methylenedioxybenzene compound having general formula (I) is treated with an alkaline or alkaline earth salt of a glycol in an aprotic polar solve...  
WO/2009/150125A1
The subject of the present invention is a method for the hydroxylation of phenol by hydrogen peroxide. The method of the invention for the hydroxylation of phenol to pyrocatechol and hydroquinone in a pyrocatechol/hydroquinone ratio betw...  
WO/2009/150973A1
Provided are a method for the efficient production of an alkylated aromatic compound by direct reaction of an aromatic compound with a ketone and hydrogen where a compact reactor can be used, and a method for producing phenol which inclu...  
WO/2009/150974A1
Provided are a method for the efficient production of alkylated aromatic compounds such as cumene etc. where a compact reactor can be employed, and a method for producing phenol including a process whereby cumene is obtained using said m...  
WO/2009/141280A1
The subject of the present invention is a method for separating phenolic compounds in salified form from a reaction medium comprising them. The method of the invention for separating phenolic compounds in salified form from an aqueous re...  
WO/2009/140275A1
Compounds of formula (I) wherein X is H or F and pharmaceutically acceptable salts thereof are useful as anesthetics.  
WO/2009/131769A1
In a process for producing phenol and/or cyclohexanone, benzene and hydrogen are contacted with a first catalyst in a hydroalkylation step to produce a first effluent stream comprising cyclohexylbenzene, cyclohexane, and unreacted benzen...  
WO/2009/131765A1
This invention relates to a hydroxyaromatic functionalized polyalpha-olefin comprising the product of the combination of: a) a polyalpha-olefin comprising one or more C3 to C20 linear alpha-olefins and having at least 10 % vinylidene uns...  
WO/2009/129388A1
A method for producing phenol and acetone in a multi-stage process from a cumene hydroperoxide mixture comprising cumene, comprises the steps of: a) distilling an amount of cumene from the cumene hydroperoxide mixture until the cumene ma...  
WO/2009/125581A1
Provided is a method for manufacturing catechol in a single pot by reacting (4S,5R,6S)-4,5,6-trihydroxy-2-cyclohexen-1-one under hydrogen-reducing conditions while heating.  
WO/2009/122751A1
Disclosed is a polyol compound for photoresists, which is characterized by having a structure wherein aliphatic groups and aromatic groups having a plurality of hydroxyl groups on an aromatic ring are bonded alternately. The polyol compo...  
WO/2009/123815A1
In a method of reducing the viscosity of a residue stream from the production of bisphenol-A, the residue stream is combined with at least one of (a) a bottoms stream comprising polyalkylaromatic compounds and remaining after the fractio...  
WO/2009/114469A1
Aromatic polycyanate compounds which comprise cycloaliphatic moieties, a process for the production thereof and resins and thermoset products which are based on these compounds.  
WO/2009/114383A1
Epoxy resins and mixtures of polyphenolic compounds which comprise cycloaliphatic moieties, processes for the production thereof and mixtures and cured products which comprise these resins and/or mixtures.  

Matches 701 - 750 out of 7,049