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WO/2015/060827A1 |
Alternating co-polymers of cyclic dicarboxylic acids and cyclic diamines may be used to produce nylon 6,6. Di-substituted furan compounds may be used as the raw material for producing furan-dicarboxylic acids and/or furan-diamines. The f...
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WO/2015/054828A1 |
Disclosed is a process for preparing a primary, a secondary or a tertiary amine via the direct amination of an alcohol in the presence of a catalyst. The catalyst is composed of palladium or a palladium compound and a cerium oxide suppor...
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WO/2015/054887A1 |
The present invention relates to a triketone ammonium salt compound, and preparation and application thereof. The triketone compound is used as a raw material, and organic base or inorganic base is used in organic solution to prepare the...
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WO/2015/057487A1 |
Aromatic amines, for example, diarylamines such as diphenylamine, dinaphthylamine, N- phenyl-N-naphthyl amine etc., are alkylated by passing a mixture of the amine and an olefin, though a clay catalyst in a fixed bed reactor system. The ...
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WO/2015/052176A1 |
The invention relates to a device (1) for metering at least two fluid flows to be mixed, comprising: a multiple nozzle (3) having at least two individual nozzles (9) for metering a first fluid flow, wherein the individual nozzles (9) of ...
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WO/2015/052068A1 |
The invention relates to an industrial-scale method for the vapour-phase hydrogenation of dinitrotoluene (DNT). According to said method, a stream containing DNT is sprayed into a carrier-gas stream containing hydrogen, optionally in the...
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WO/2015/049239A1 |
A process for the preparation of the fluoroalkyl sulfonate salt of a nitrogen-based organic base said process comprising the step of reacting a fluoroalkyl sulfonyl halide with an organic base selected from the group consisting of tertia...
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WO/2015/050236A1 |
The purpose of the present invention is to make possible synthesis of various fluorine-containing compounds having organic groups at both terminals of a tetrafluoroethylene structure (-CF2-CF2-). The present invention provides fluorine-c...
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WO/2015/041262A1 |
An isomerization method for bis(amino-methyl)cyclohexane that has an isomerization step for isomerizing bis(amino-methyl)cyclohexane in the presence of an imine compound represented by general formula (1) and one or more type of compound...
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WO/2015/040147A1 |
The invention relates to the use of specific quaternised nitrogen compounds which are also subjected to specific transesterification or amidation, as a fuel and lubricant additive or kerosene additive, such as in particular as a detergen...
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WO/2015/041261A1 |
A bis(amino-methyl)cyclohexane production method that has: an isomerization step for isomerizing cis isomers of 1,4-bis(amino-methyl)cyclohexane and/or trans isomers of 1,3-bis(amino-methyl)cyclohexane in a column bottom part of a distil...
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WO/2015/038675A1 |
Disclosed is a method for hydrogenating a dinitrile to form a diamine. Also disclosed is a method for preparing a catalyst for this hydrogenation reaction by reducing iron oxide with hydrogen. Heat in a fluid stream involved in the refin...
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WO/2015/038678A1 |
Disclosed is a method for hydrogenating a dinitrile to form a diamine. Also disclosed is a method for preparing a catalyst for this hydrogenation reaction by reducing iron oxide with hydrogen. The catalyst ages during the course of makin...
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WO/2015/038676A1 |
Disclosed is a method for hydrogenating a dinitrile to form a diamine in the presence of ammonia. A liquid stream including a dinitrile is used to scrub a vapor stream including hydrogen and ammonia. Ammonia is taken up in the liquid eff...
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WO/2015/038673A1 |
Disclosed is a method for hydrogenating a dinitrile to form a diamine. Also disclosed is a method for preparing a catalyst for this hydrogenation reaction by reducing iron oxide with hydrogen. The catalyst ages during the course of makin...
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WO/2015/038679A1 |
Disclosed is a method for hydrogenating a dinitrile, such as adiponitrile, in the presence of ammonia to form a diamine, such as hexamethylenediamine. Also disclosed is a method for preparing a catalyst for this hydrogenation reaction by...
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WO/2015/032653A1 |
Disclosed is a process for performing a chemical reaction selected from reductive amination and hydrogenation of a first functional group in an organic feed substrate, which feed substrate comprises at least one further functional group ...
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WO/2015/032189A1 |
The present invention relates to a catalyst used for resource utilization of a fixed bed aniline distillation residue and method for preparing said catalyst. Based on the catalyst total weight, the catalyst components and amounts are as ...
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WO/2015/032213A1 |
Disclosed are a chlorine introducing method for 3,5-dichloro-4-aminotrifluorotoluene and a chlorine introducing system applied to the chlorine introducing method. The chlorine introducing method for 3,5-dichloro-4-aminotrifluorotoluene c...
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WO/2015/032235A1 |
Disclosed are a rectification method for 3,5-dichloro-4-aminotrifluorotoluene and a light tower system and a rectification tower system used in the rectification method. The rectification method for 3,5-dichloro-4-aminotrifluorotoluene c...
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WO/2015/028971A1 |
A method for preparing 1-adamantyltrimethylammonium methylcarbonate or N,N-dimethyl-3,5-dimethylpiperidinium methylcarbonate is disclosed. The method comprises reacting dimethyl carbonate and 3,5-dimethylpiperidine or a 1- adamantylamine...
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WO/2015/031305A1 |
The present disclosure provides a method for reducing the aldehyde content in an amine catalyst by treating the amine catalyst with an organic acid. The organic acid-treated amine catalyst may then be used in the production of polyuretha...
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WO/2015/025896A1 |
Provided is a method for producing a free form of 1,5-pentadiamine in a convenient and efficient manner. A method for producing a free form of 1,5-pentadiamine from a salt of 1,5-pentadiamine, said method comprising: an adsorption step o...
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WO/2015/025774A1 |
This method for producing m-xylylenediamine includes: a reaction step for reacting a monohalogenated benzene, formaldeyde, and an amide compound having a primary amide group or a secondary amide group in the presence of an acidic liquid;...
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WO/2015/024403A1 |
The invention relates to an N-heterocyclic carbene-type palladium catalyst and a preparation method and use thereof. In the preparation method, glyoxal is used as a raw material and together with a Lewis acid or Bronsted acid to synthesi...
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WO/2015/022282A1 |
The invention relates to a process for hydrogenating halogen-substituted nitro-aromatic compounds or functional nitro-aromatic compounds using nitrogendoped carbon nanotubes (NCNTs).
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WO/2015/019928A1 |
The present invention relates to a novel synthesis method that is capable of producing an optically active binaphthyldiamine derivative, under conditions whereby the binaphthyldiamine derivative can be produced more safely and efficientl...
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WO/2015/016148A1 |
In the present invention, the method for producing trans-bis(aminomethyl)cyclohexane includes the following: a trans isomerization step of isomerizing cis-dicyanocyclohexane into trans-dicyanocyclohexane by heating dicyanocyclohexane, wh...
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WO/2015/016230A1 |
This method of preparing an aqueous tetraalkyl ammonium salt solution from a photoresist development waste solution involves an adsorption step for adsorbing tetraalkyl ammonium ions in a cation exchange resin by passing a photoresist de...
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WO/2015/011716A1 |
Pto-nanoparticles of in the size range 0 - 10 nm were prepared in-situ by impregnation of H2PtCl6.6H2O into the nanopores of modified montmorillonite followed by reduction with different reducing agents like ethylene glycol, sodium citra...
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WO/2015/013427A1 |
Disclosed is a process for extending the useful life of a hydrogenation catalyst for making diamines in which 2-methylglutaronitrile and adiponitrile are charged separately to the catalyst in sequence with an intervening step of contacti...
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WO/2015/005302A1 |
A method for decomposing a nitrosated amine to regenerate the amine, the method comprising heating a liquid to be treated which contains a nitrosated amine, such as an aqueous amine solution used for absorbing carbon dioxide contained in...
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WO/2015/000753A1 |
A method for the methylation of amines, amides and imines comprises the step of reacting these compounds with CO2 and H2 in the presence of a Ruthenium-phosphine complex.
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WO/2014/208509A1 |
A method for producing a high-concentration tetraalkylammonium salt solution, said method comprising: (1) an adsorption step of allowing a solution containing tetraalkylammonium hydroxide to pass through an adsorption column filled with ...
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WO/2014/207761A1 |
The present invention relates to transition-metal-free process for the synthesis of tertiary arylamines comprises coupling reaction between arynes and N,N-dimethyl aniline compounds in presence of 18-crown-6, KF and THF.
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WO/2014/203882A1 |
Provided is an aniline derivative represented by formula (1). (In formula (1), R1 represents an alkyl group, an alkenyl group, an alkynyl group, an aryl group having 6-20 carbon atoms, a heteroaryl group, or a group represented by formul...
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WO/2014/202765A1 |
The present invention provides an asymmetric and economic synthesis of 8-chloro-1-methyl-2,3,4,5-tetrahydro-1 H-benzo[d]azepine via novel intermediates applying an asymmetric enzymatic, biomimetic or catalytic reduction. The present inve...
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WO/2014/202436A1 |
The invention relates to a method for producing 2-chlorodialkylbenzylamines of formula (I), wherein R1 and R2 respectively represent, independently from each other, a C1- C10 alkyl group, said method being characterized in that 2-chlorob...
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WO/2014/202441A1 |
The invention relates to a method for producing 2-chlorodialkylbenzylamines of formula (I), wherein R1 and R2 respectively represent, independently from each other, a C1- C10 alkyl group, said method being characterized by the fact that ...
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WO/2014/188998A1 |
A triphenylamine derivative represented by formula (1) exhibits good solubility in an organic solvent and allows an organic EL element having excellent luminance characteristics to be achieved when formed into a thin film and applied to ...
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WO/2014/187772A1 |
The invention relates to catalytic reactions for synthesizing amines. Water is optionally added for the production process, and the amine is then converted into the aqueous phase using CO2 while the catalyst remains in the organic phase.
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WO/2014/190070A1 |
The present disclosure relates to novel fullerene derivatives, positive and negative photoresist compositions prepared therefrom and methods of using them. The derivatives, their photoresist compositions and the methods are ideal for hig...
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WO/2014/187094A1 |
A method for preparing diamino-dicyclohexyl methane (H12MDA) by catalytic hydrogenation of diamino-diphenyl methane (MDA). In the process, 4,4'-MDA is firstly used as starting material to prepare 4,4'-H12MDA by catalytic hydrogenation. W...
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WO/2014/185020A1 |
The present invention relates to: a novel tetraaryl borate compound; a method for producing the tetraaryl borate compound; and a method for producing a tetraaryl borate compound using the above-mentioned tetraaryl borate compound as an i...
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WO/2014/179066A1 |
A process for producing a partially balanced acid solution that involves metering dicarboxylic acid powder, based on weight, from a loss-in-weight feeder to a feeding conduit that transfers the dicarboxylic acid powder at a low variabili...
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WO/2014/179064A1 |
Disclosed are nylon salt solution preparation processes including a trim diamine feed. The trim diamine is added to a recirculation loop in a continuous stirred tank reactor, where it is blended with the nylon salt solution via a pump. T...
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WO/2014/179061A1 |
Disclosed are process controls for controlling the continuous preparation of nylon salt solution. The process controls include feed forward controls. A model is generated to achieve a target pH and/or salt concentration. Feed rates are s...
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WO/2014/178068A2 |
The present invention relates to an improved process for preparation of N- [1-(1-naphthyl)ethyl]-3-[3-(trifluoromethyl)phenyl]propan-1-
amine and pharmaceutically acceptable salts thereof. In particular, the present invention relates to ...
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WO/2014/179065A1 |
A continuous process for producing a nylon salt solution prepared using a liquid partially balanced acid solution enriched in dicarboxylic acid, and in particular adipic acid. The liquid feed is prepared by metering dicarboxylic acid pow...
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WO/2014/179057A1 |
Disclosed are nylon salt solution preparation processes including a loss-in-weight feeder and a continuous stirred tank reactor. The nylon salt solution is prepared by feeding a dicarboxylic acid monomer and a diamine monomer to a single...
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