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JP5822888B2 |
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JP5824462B2 |
The invention relates to a process for the production of ethylbenzene which comprises: a reaction step in which benzene is reacted with ethanol, or a mixture of ethanol and ethylene, at a pressure higher than atmospheric pressure, prefer...
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JP5820890B2 |
The present invention relates to a method for manufacturing aromatic products (benzene/toluene/xylene) and olefinic products from an aromatic-compound-containing oil fraction, whereby it is possible to substitute naphtha as a feedstock f...
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JP5816261B2 |
Processes for the conversion, under conditions and with a catalyst system effective for olefin metathesis, of hydrocarbon feedstocks comprising butylene, for example all or a large proportion of a single C4 olefin isomer such as butene-1...
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JP5816088B2 |
A process for the production of propylene, the process including: contacting ethylene and a hydrocarbon stream comprising 1-butene and 2-butene with a bifunctional isomerization-metathesis catalyst to concurrently isomerizes 1-butene to ...
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JP2015187142A |
To provide a catalyst and a process for producing high-purity propylene from olefin-containing stream at low cost and low energy.A process comprises bringing a hydrocarbon stream into contact with a double bond isomerization-metathesis c...
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JP2015530419A |
The alkyl exchange process is described. The process is operated at a lower pressure than a typical alkyl exchange process to provide a reduction in rings that is about the same or lower with higher benzene purity compared to a typical a...
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JP5784646B2 |
The present invention (in a first embodiment) relates to a process for the simultaneous dehydration and skeletal isomerization of isobutanol to make substantially corresponding olefins, having the same number of carbons and consisting es...
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JP5784647B2 |
A process for production of propylene can include simultaneously subjecting isobutanol to dehydration and skeletal isomerization to make a mixture of n-butenes and iso-butene. The n-butenes can be subjected to methathesis. The process ca...
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JP5759262B2 |
The present method is a method for producing xylene from feedstock oil having a 10 vol% distillation temperature of 135°C or higher and a 90 vol% distillation temperature of 380°C or lower. This method includes a cracking/reforming rea...
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JP5759263B2 |
The present method for producing monocyclic aromatic hydrocarbons is a method for producing monocyclic aromatic hydrocarbons having 6 to 8 carbon atoms. This method includes a cracking and reforming reaction step of bringing oil feedstoc...
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JP2015131778A |
To provide a method for producing propylene capable of producing propylene efficiently and capable of reducing facilities and an energy necessary for separating ethylene, when propylene is produced from hydrocarbon materials.In a method ...
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JP5739518B2 |
Processes for the conversion, under conditions and with a catalyst system effective for olefin metathesis, of hydrocarbon feedstocks comprising an acyclic symmetrical olefin (e.g., butene-2) are described. Olefin products of lower and hi...
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JP5731003B2 |
One exemplary embodiment can be a method for processing polyisopropylbenzene for producing cumene. The method can include passing a transalkylation feed stream to a transalkylation zone, and passing a reaction product to a separation zon...
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JP2015515473A |
Methods for transalkylation of heavy reforming oils are provided. The heavy reforming oil is contacted with a transalkylation catalyst and hydrogen gas in a transalkylation reactor to selectively convert the heavy reforming oil into a xy...
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JP5720508B2 |
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JP2015512444A |
The method of the present invention relates to the production of xylene through the integration of methylation and alkyl exchange of aromatic compounds. This integrated process maximizes the production of xylene and eliminates or minimiz...
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JP5702449B2 |
A process for the double-bond isomerization of olefins is disclosed. The process may include contacting a fluid stream comprising olefins with a fixed bed comprising an activated basic metal oxide isomerization catalyst to convert at lea...
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JP2015067541A |
To provide a method for simultaneously producing propylene, butadiene, an aromatic compound and the like in a high yield using ethylene as a raw material.There is provided a method for producing a hydrocarbon compound, which comprises: a...
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JP5695674B2 |
In a process for producing xylene by transalkylation of a C9+ aromatic hydrocarbon feedstock with a C6 and/or C7 aromatic hydrocarbon, the C9+ aromatic hydrocarbon feedstock, at least one C6 and/or C7 aromatic hydrocarbon and hydrogen ar...
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JP5687424B2 |
A filter column apparatus comprising a filtration zone and a reslurry zone. These zones are separated by a barrier wall or are in substantial cooperation with each other. Also disclosed is a process for separating at least a portion of a...
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JP5687114B2 |
The present invention relates to metathesis syntheses for insect sex-attractant pheromones or their components, such as E-5-decenyl acetate, the major component of the Peach Twig Borer pheromone; (5R, 6S)-6-acetoxy-5-hexadecanolide, the ...
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JP2015042677A |
To provide a method pf producing propylene comprising a first stage of carrying out simultaneous dehydration and bone isomerization of isobutanol to form corresponding olefins consisting of a mixture of n-butene and isobutene, being the ...
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JP5662587B2 |
A process and catalyst for the metathesis of olefins in general and specifically for the production of propylene from ethylene and butylene has been developed. The catalyst comprises a tungsten metal compound, which contains at least one...
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JP5647787B2 |
The present invention provides a process for conversion of feedstock comprising organic compounds to desirable conversion product at organic compound conversion conditions in the presence of catalyst comprising an acidic, porous crystall...
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JP5631209B2 |
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JP2014529663A |
The present invention relates to a method for producing a fluid hydrocarbon product, and more specifically to a method for producing a fluid hydrocarbon through catalytic pyrolysis. The reactants include solid hydrocarbon materials and h...
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JP5619724B2 |
This invention relates generally to olefin metathesis, more particularly, to tri- or tetra-substituted imidazolinium salts which are precursors to N-heterocyclic carbene (NHC) ligands with tri- or tetra-substituted imidazolinium rings, o...
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JP5614401B2 |
An object of the present invention is to provide a process of producing propylene by contacting ethylene with a catalyst, where propylene is produced with high selectivity. The present invention relates to a production process of propyle...
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JP5607024B2 |
The present invention provides in a method for producing propylene from a hydrocarbon raw material containing ethylene in an amount exceeding 50% by mass under the co-existence of water, a method for producing propylene stably over a lon...
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JP5600923B2 |
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JP5604101B2 |
A process for producing a monoalkylated aromatic compound in an alkylation reaction zone, said process comprising the steps of: (a) providing a first catalytic particulate material which comprises MCM-56 and having a ratio of surface are...
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JP2014523856A |
The present invention relates to a process for isomerizing linear alpha-olefins having from 4 to 8 carbon atoms over a heterogeneous catalyst, wherein the catalyst comprises a hydrogenation metal and a selectivity promoter selected from ...
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JP2014159464A |
To cut down an amount of energy consumption for production of a straight chain α-olefin.A mixed butene stream including 1-butene and 2-butene is separated into an overhead 1-butene stream and a bottom 2-butene stream in a butene distill...
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JP5584791B2 |
Ethylene is oligomerized with a catalyst in which nickel is supported on a support containing silica and alumina. The catalyst has little deterioration over long periods and affords oligomers with high productivity. The ethylene oligomer...
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JP5576266B2 |
This invention relates to a process for the aromatization of C6 to C12 alkanes, such as hexane, heptane and octane, to aromatics, such as benzene, ethyl benzene, toluene and xylenes, with a germanium-containing zeolite catalyst. The cata...
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JP5561732B2 |
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JP2014517768A |
A method of preparing a hybrid olefin metathesis catalyst is provided. The method comprises the steps of: - contacting a molecular olefin metathesis catalyst, optionally dissolved in an organic solvent, with a silica support that include...
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JP5548258B2 |
Byproduct formation in aromatic alkylation processes is reduced when different polyalkylated aromatic compounds are first fractionated into separate streams enriched in these respective polyalkylated aromatic compounds, and the separate ...
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JP5542908B2 |
A process for the double-bond isomerization of olefins is disclosed. The process may include contacting a fluid stream comprising olefins with a fixed bed comprising an activated basic metal oxide isomerization catalyst to convert at lea...
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JP5535845B2 |
Provided is a method for producing aromatic hydrocarbons, by which a feedstock containing a hydrogenation-treated oil of a thermally cracked heavy oil obtainable from an ethylene production apparatus is brought into contact with a cataly...
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JP5535201B2 |
The present invention relates to a process for nonoxidatively dehydroaromatizing a reactant stream comprising C1-C4-aliphatics by converting the reactant stream in the presence of a catalyst in a reaction zone 1 to a product stream P com...
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JP5539341B2 |
This invention embodies a catalyst and a process for transalkylation of C7, C9, and C10 aromatics to obtain a high yield of xylenes. The catalyst comprises a novel UZM-14 catalytic material comprising globular aggregates of crystallites ...
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JP5522941B2 |
The invention relates to ruthenium alkylidene complexes having an N-heterocyclic carbene ligand comprising a 5-membered heterocyclic ring having a carbenic carbon atom and at least one nitrogen atom contained within the 5-membered hetero...
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JP5497780B2 |
This invention relates to an integrated process for the efficient production of olefins from C4 feedstocks comprising butane and more particularly to a method of producing propylene and butadiene. The process combines a dehydrogenation u...
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JP5463860B2 |
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JP5447468B2 |
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JP5442714B2 |
Disclosed herein is a process for producing an alpha olefin comprising obtaining a feed stream comprising an internal olefin having a first carbon number and an alpha olefin having a first carbon number, isomerizing the feed stream to in...
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JP5435668B2 |
Disclosed is a process for integrating a butene dimerization process with a metathesis process to remove isobutene from the feed stream to the metathesis reactor. The isobutene is preferentially dimerized in the dimerization process to l...
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JP5432905B2 |
A process is provided which is capable of producing olefins stably and efficiently by a metathesis reaction of identical or different olefins while preventing the lowering in metathesis catalyst activity due to trace impurities such as h...
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