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WO/2018/067193A1 |
Disclosed herein is a process for producing para-xylene comprising the steps of: (a) contacting a feedstock comprising toluene with a first catalyst under effective vapor phase toluene disproportionation conditions to disproportionate sa...
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WO/2018/067195A1 |
A process for producing xylene from C9+. aromatic hydrocarbons comprises contacting a first feedstock comprising C9+ aromatic hydrocarbons with a first catalyst in the presence of 0 wt. % or more of hydrogen under effective vapor phase d...
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WO/2018/057435A1 |
Apparatuses and processes are provided for regulating C7 and C8 feed to an aromatics complex to increase the ratio of a selected xylene isomer to benzene ratio. Reformate may be split into three cuts in a splitter column. A side cut stre...
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WO/2018/052805A1 |
Processes and systems for recovery of a dilute ethylene stream are illustrated and described. More specifically, embodiments disclosed herein relate to processes and systems for separation of a dilute ethylene stream from an offgas or ot...
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WO/2018/013943A1 |
The present disclosure provides compounds, compositions, and methods for preparing alkenyl halides and/or haloalkyl-substituted olefins with Z-selectivity. The methods are particularly useful for preparing alkenyl fluorides such as CF3-s...
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WO/2017/198935A1 |
1) Hydrocarbon polymer comprising two alkoxysilane end groups of formula (I): in which : - F1 is: (R'0)3-tRtSi-(CH2)gi- and F2 is: -(CH2)di-SiRt(OR')3-t; or else F1 is: (R'O)3-tRtSi-R"-OOC-(CH2)g2- and F2 is: -(CH2)d2-COO-R"-SiRt(OR')3-t...
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WO/2017/198503A1 |
The invention relates to a method for converting butanediol into butadiene supplied by a butanediol load, said method comprising at least one esterification step, a pyrolysis step, and a step for separating the pyrolysis effluent, which ...
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WO/2017/180910A1 |
The present disclosure provides natural gas and petrochemical processing systems, including oxidative coupling of methane reactor systems that may integrate process inputs and outputs to cooperatively utilize different inputs and outputs...
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WO/2017/172067A1 |
Systems and methods are provided for an improved transalkylation process that better tolerates the presence of C10+ aromatics and may be conducted substantially in the liquid phase. The transalkylation feedstock may comprise alkyl-substi...
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WO/2017/172066A1 |
Methods and corresponding catalysts are provided for transalkylation of 1-ring (Cci+) aromatic compounds, such as transalkylation to form para-xylene and/or other xylenes. Suitable catalysts include molecular sieves having a 3-D 12-membe...
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WO/2017/158060A1 |
Subject of the invention is a process for producing a biofuel from fatty acid methyl esters (FAMEs) obtained by transesterification of vegetable oils, comprising the steps of: (a) ethenolysis of the fatty acid methyl esters in the presen...
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WO/2017/142526A1 |
A process for producing ethylbenzene is described in which benzene and ethylene are supplied to an alkylation reaction zone. Also added to the alkylation reaction zone is a C3+ olefin in an amount of at least 200 ppm by weight of the eth...
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WO/2017/135898A1 |
The present application relates to a process for preparing a dicarboxylic acid or dicarboxylic ester according to general formula (IV) R1OOC-(CH2)m-CH2CH2-(CH2)y-COOR4 (IV), comprising the steps of subjecting alkenoic acid or alkenoate o...
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WO/2017/135638A1 |
The present invention relates to a novel transition metal complex containing N-heterocyclic carbine, which has a wider range of general purposes and can be used for olefin double decomposition reactions as functional groups capable of va...
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WO/2017/131862A1 |
Systems and methods are provided for forming para-xylene from aromatics- containing streams having reduced or minimized amounts of C2+ side chains. Reduced or minimized amounts of C2+ side chains can provide benefits for improving and/or...
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WO/2017/132150A1 |
The present disclosure relates to chemical catalysts and methods that may be used for the production and/or interconversion of olefins. In some embodiments, methods for producing propylene from ethylene and butene comprising, (a) obtaini...
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WO/2017/109199A1 |
The invention relates to immobilized metal alkylidene catalysts. The catalysts are useful in olefin metathesis.
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WO/2017/105848A1 |
This present disclosure relates to processes and apparatuses for toluene methylation in an aromatics complex for producing paraxylene. More specifically, the present disclosure relates to processes and apparatuses wherein a toluene methy...
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WO/2017/105922A1 |
The present subject matter describes processes for increasing overall aromatics and xylenes yield in an aromatics complex. More specifically, the process for increasing overall aromatics and xylenes yield in an aromatics complex accompli...
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WO/2017/102948A1 |
Catalyst composition comprising a carrier and one or more Group 10 metal components, wherein the carrier comprises (i) 20 to 90 wt% mordenite having a silica to alumina molar ratio in the range of from 10 to 60; (ii) 10 to 70 wt% ZSM-5 t...
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WO/2017/100585A1 |
This invention relates generally to metathesis catalysts and the use of such catalysts in the metathesis of olefins and olefin compounds, more particularly, in the use of such catalysts in Z and E selective olefin metathesis reactions. T...
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WO/2017/083162A1 |
Embodiments of a method of synthesizing a metathesis and isomerization catalyst or metathesis catalyst or isomerization catalyst comprises forming a catalyst precursor solution comprising a diluent and a catalyst precursor where the cata...
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WO/2017/079509A1 |
Propylene production processes are discussed herein. The propylene production processes may include contacting an olefin feed including butene with ethylene in the presence of a catalyst system including a metathesis catalyst under react...
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WO/2017/044137A1 |
This present disclosure relates to processes and apparatuses for toluene methylation in an aromatics complex for producing paraxylene. More specifically, the present disclosure relates to processes and apparatuses wherein a toluene methy...
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WO/2017/021233A1 |
The invention relates to an olefin metathesis method carried out using a catalyst comprising a mesoporous matrix and at least the elements molybdenum and silicon, said elements being incorporated into said matrix by means of at least two...
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WO/2017/021234A1 |
The invention relates to an olefin metathesis method carried out using a catalyst comprising a mesoporous matrix and at least the elements molybdenum and aluminium, said elements being incorporated into said matrix by means of at least o...
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WO/2017/021232A1 |
The invention relates to an olefin metathesis method carried out using a catalyst comprising a mesoporous matrix and at least the elements molybdenum and aluminium, said elements being incorporated into said matrix by means of at least t...
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WO/2017/021235A1 |
The invention relates to an olefin metathesis method carried out using a catalyst comprising a mesoporous matrix and at least the elements molybdenum and silicon, said elements being incorporated into said matrix by means of at least one...
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WO/2017/013062A2 |
The invention relates to a process for obtaining alpha-olefins by heterogeneous catalytic ethenolysis of optionally-functionalized unsaturated, in particular mono- unsaturated, olefins. The invention also relates to new supported catalys...
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WO/2017/003821A1 |
Embodiments of a metathesis process for producing propylene comprise providing a metathesis catalyst comprising an amorphous mesoporous silica foam impregnated with metal oxides, where the metathesis catalyst has a pore size distribution...
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WO/2017/003817A1 |
According to one embodiment described in this disclosure, a process for producing propylene may comprise at least partially metathesizing a first stream comprising at least about 10 wt.% butene to form a metathesis-reaction product, at l...
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WO/2017/003812A1 |
Embodiments of processes for producing propylene utilize a dual catalyst system comprising a mesoporous silica catalyst impregnated with metal oxide and a mordenite framework inverted (MFI) structured silica catalyst downstream of the me...
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WO/2017/003818A1 |
According to one or more embodiments described herein, a process for producing propylene, the process comprising at least partially metathesizing a first portion of a first stream to form a first metathesis-reaction product, at least par...
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WO/2016/209790A1 |
An apparatus is provided for directing a fluid in a radial reactor comprising: a vertically elongated conduit comprising a front face comprising a surface comprising apertures, two side faces, and a rear face and two ends, wherein an end...
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WO/2016/207835A1 |
Embodiments of the present disclosure provide for methods of using a catalytic system to chemically transform a compound (e.g., a hydrocarbon). In an embodiment, the method does not employ grafting the catalyst prior to catalysis. In par...
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WO/2016/183678A1 |
The present disclosure relates to a reversible hydrogen transfer process and storage system using visible light to photocatalytically generate hydrogen from compounds comprising saturated or partially saturated carbocyclic residue and ca...
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WO/2016/161199A1 |
A process utilizing a micro-emulsion is described. The micro-emulsion is formed by contacting an ionic liquid, a co-solvent, a hydrocarbon, an optional surfactant, and an optional catalyst promoter. The micro-emulsion comprises a hydroca...
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WO/2016/160084A1 |
Processes for selectively alkylating and/or dealkylating one ring of cyclohexylbenzyl and/or biphenyl compounds are provided. Such selective alkylation and/or dealkylation takes place through a transalkylation reaction between the cycloh...
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WO/2016/150794A1 |
The present invention relates to a catalyst system for olefin metathesis, the catalyst system comprising: a) a first system zone substantially comprising a layered double hydroxide; and b) a second system zone comprising a metathesis cat...
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WO/2016/120423A1 |
The present invention provides a catalyst comprising a transition metal, an inorganic support, a zeolite, and a layered double hydroxide. Using of the catalyst according to the present invention in an olefin production process exhibits h...
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WO/2016/109371A1 |
A process for converting oxygenates to olefins comprising: a) feeding an oxygenate containing feed to an oxygenate to olefins conversion reactor; b) contacting the oxygenate containing feed with a molecular sieve catalyst under oxygenate...
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WO/2016/099618A1 |
A process is provided for producing xylene by trans alky lation including introducing sulfur into a reactor containing a catalyst system prior to first introduction of hydrocarbon feedstock into the reactor; introducing hydrocarbon feeds...
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WO/2016/095061A1 |
An organic reductant, in particular an organosilicon reductant suitable for activating supported catalysts of the type MOnEm, wherein E is S and/or Se, in particular MOn, wherein M is W, Mo or Re, is described as well as its use in metat...
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WO/2016/094185A1 |
An integrated alkylation and disproportionation process and apparatus are described. n-C4 and n-C5 are routed to a disproportionation reaction zone for conversion to iso-C4 and C6+ isoparaffin-rich product. The iso-C4 is routed to an alk...
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WO/2016/089770A1 |
A flexible hydrocarbon conversion process utilizing the same reaction zone for isomerization and disproportionation is described. The feed and type of products are selected. The hydrocarbon feed is contacted with a catalyst and in the pr...
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WO/2016/081110A1 |
Disclosed is a process for making para-xylene from toluene and/or benzene comprising (i) converting toluene and/or benzene to a first product mixture comprising mixed xylenes, (ii) obtaining a xylene mixture from the first product mixtur...
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WO/2016/073750A1 |
The present application provides, among other things, compounds and methods for metathesis reactions. In some embodiments, the present disclosure provides methods for preparing alkenyl halide with regioselectivity and/or stereoselectivit...
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WO/2016/071871A1 |
The present disclosure relates to a transalkylation process for conversion of heavy aromatic compounds to light alkyl aromatic compound using liquid salt, such as but not limiting to ionic liquid compound. In another embodiment, the ioni...
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WO/2016/069308A1 |
Methods of carrying out metathesis reactions of natural oil-derived polyenes (e.g., dienes and trienes), including functionalized polyenes, are generally disclosed herein. In some embodiments, the dienes or trienes contain a terminal car...
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WO/2016/068814A1 |
The present invention relates to catalyst comprising at least one transition metal selected from Group VIA and Group VILA metals, preferably tungsten, and a support containing a mixture of 0.1 to 60 percent by weight of zeolite, preferab...
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