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WO/2016/058062A1 |
In general the present invention concerns a method for cyclo-depolymerisation of polybutadiene to large macrocycles by metathesis catalysts. More specifically this invention relates to a novel process for the degradation by olefin metath...
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WO/2016/057606A1 |
The invention relates to processes for large-scale diastereoselective syntheses of cycloheptadienylsulfone and stereo tetrads, key intermediates for the preparation of Aplyronine A.
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WO/2016/041065A1 |
Oils from plants and animal fats are hydrolyzed to fatty acids for a Kolbe reaction. The invention relates to a high productivity Kolbe reaction process for electrochemically decarboxylating C4-C28 fatty acids derived from sources select...
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WO/2016/036976A1 |
The present disclosure is directed to methods of making a polymer, including exposing a reaction mixture including a strained cyclic unsaturated monomer and an organic initiator to a stimulus to provide an activated organic initiator, wh...
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WO/2016/023708A1 |
The present invention relates to metathesis reactions of olefins, in particular in a process for manufacturing dibranched C6 olefins from isobutene, preferably for the selective synthesis of neohexene and/or 2,3-dimethylbutenes from isob...
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WO/2016/022682A1 |
Toluene disproportionation and C9/C10 transalkylation are a significant source of xylenes in a modern aromatics complex. Methods and apparatuses for improving the energy efficiency of these disproportionation and transalkylation processe...
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WO/2016/022080A1 |
The present invention relates to a stabilized rhenium-based heterogeneous catalyst, obtainable by a process comprising contacting a rhenium-based heterogeneous catalyst with a stabilizing agent at a temperature in a range from 0-100°C, ...
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WO/2016/014954A1 |
This invention relates generally to C-H activated ruthenium olefin metathesis catalyst compounds and the use of such catalysts in tandem Z-selective cross-metathesis /stereospecific dihydroxylation. The invention discloses an assisted ta...
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WO/2016/004299A1 |
Provided herein is a method of producing C11, C12, and C13 nylon precursors from oleic acid or esters of oleic acid, the method involving amide formation, ring-closing metathesis, and hydrogenation. Further provided are the products of t...
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WO/2016/003611A1 |
In a process for producing para-xylem, a feed stream comprising C6+ aromatic hydrocarbons is separated into a C7- aromatic hydrocarbon-containing stream, a C8 aromatic hydrocarbon-containing stream, and a C9+ aromatic hydrocarbon-contain...
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WO/2016/003612A1 |
In a process for producing para-xylene, a toluene-containing stream is contacted with a methylating agent under conditions effective to convert toluene to xylenes and produce a methylated effluent stream. Para-xylene is recovered from th...
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WO/2015/200200A1 |
A concise method of producing nylon 11, 12, or 13 precursors from oleic acid or an ester of oleic acid is described. The method involves cross-metathesis reactions as the key C-C bond formation step. Subsequent steps are provided to conv...
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WO/2015/175238A1 |
A process for removing cyclopentene from the C5 fraction of a light olefin feed useful in an isoparaffin/olefin alkylation process redistributes fragments of C5 olefins formed by ring opening metathesis (ROM) in the presence of a catalys...
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WO/2015/167667A1 |
A method of reducing the amount of carbon monoxide present during the metal reduction step of start-up, thus, maintaining metal dispersion and improving the metal reduction and catalyst yields. Carbon monoxide formation is minimized duri...
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WO/2015/147084A1 |
Provided is a method for simply producing xylene with high yield even though a catalytically cracked gasoline, which has a low aromatic hydrocarbon content ratio and contains an unsaturated hydrocarbon, a sulfur content, a nitrogen conte...
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WO/2015/147085A1 |
Provided is a method for producing xylene with high yield by selecting an adequate starting material oil in cases where xylene is produced by subjecting a starting material oil composed of a petroleum fraction to a disproportionation rea...
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WO/2015/148496A1 |
In a process for producing linear α-olefins by the catalyzed oligomerization of ethylene, the product distribution can be tailored to meet market demands by using two different catalysts the both give a Schulz-Flory distribution of prod...
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WO/2014/169055A9 |
This invention describes processes to make products by cross metathesis of functionalized or non- functionalized olefins with poly-branched poly-olefins such as terpenes (e.g., farnesene(s), α-farnesene, β- farnesene, β-myrcene, etc.)...
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WO/2015/126462A1 |
The present invention relates to compositions comprising 2-phenyl linear alkene benzenes or 2-phenyl linear alkene benzene sulfonates or 2-phenyl linear alkylbenzenes or 2-phenyl linear alkylbenzene sulfonates; where the benzene ring is ...
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WO/2015/113129A1 |
The present invention discloses a method for producing alkyl aromatic compounds with higher selectivity for the production of monoalkyl aromatic compounds, by selection of solid acid catalysts modified during an integrated process that i...
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WO/2015/101612A1 |
The present invention relates to a process for obtaining an olefin by metathesis comprising feeding at least one stream comprising at least one olefin as starting material to at least one reactor comprising at least one main catalyst bed...
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WO/2015/091905A1 |
The present invention relates to a process for obtaining an olefin by metathesis comprising at least two reaction pathways, wherein - in at least one first reaction pathway at least one stream comprising at least one olefin as starting m...
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WO/2015/077338A1 |
Processes for the production of olefins are disclosed, which may include: contacting a hydrocarbon mixture comprising linear butenes with an isomerization catalyst to form an isomerization product comprising 2-butenes and 1 -butenes; con...
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WO/2015/077341A1 |
A process for the production of C4 olefins, which may include: contacting a hydrocarbon mixture comprising alpha-pentenes with an isomerization catalyst to form an isomerization product comprising beta-pentenes; contacting ethylene and t...
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WO/2015/077343A1 |
Processes for the production of high purity alpha olefins from a mixture of olefins are disclosed. The processes may include: contacting propylene and a hydrocarbon mixture comprising a mixture of olefins having a carbon number n with a ...
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WO/2015/071342A1 |
The present invention relates to a catalyst bed configuration for conversion of olefins comprising i) at least one main catalyst bed comprising a) at least one first catalyst component comprising a metathesis catalyst, and b) at least on...
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WO/2015/066778A1 |
The present invention relates to a method for producing propene from an alcohol mixture obtained from at least one renewable carbon source, and comprising the following steps: (a) fermenting at least one renewable carbon source to produc...
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WO/2015/066729A1 |
The invention provides methods for the synthesis of eribulin or a pharmaceutically acceptable salt thereof (e.g., eribulin mesylate) through a macrocyclization strategy. The macrocyclization strategy of the present invention involves sub...
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WO/2015/055594A1 |
The present invention relates to the use of magnesium oxide (MgO) as catalyst for isomerisation of olefins with defined physical properties, a catalyst for olefin metathesis comprising said MgO and a process for olefin metathesis using s...
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WO/2015/056167A1 |
The invention relates to a new catalytic composition for the alkylation of aromatic compounds with alcohols, or mixtures of alcohols and corresponding olefins, wherein said composition comprises a zeolite of the MTW type and is character...
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WO/2015/036461A1 |
The present invention relates to a process for obtaining an olefin by metathesis comprising the steps of i) feeding at least one stream comprising at least one olefin as starting material to at least one first reactor (1) with at least o...
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WO/2015/036284A1 |
A method of producing a purified mixed xylene comprising: introducing toluene and methanol to an alkylation reactor (32); reacting the toluene and the methanol in the alkylation reactor (32) to form a hydrocarbon stream (22) comprising a...
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WO/2015/035097A1 |
This invention relates to methods and compositions for preparing linear and cyclic polyolefins. More particularly, the invention relates to methods and compositions for preparing functionalized linear and cyclic polyolefins via olefin me...
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WO/2015/011115A1 |
The present invention relates to a catalyst bed configuration, in particular for olefin conversion by metathesis, comprising at least one main catalyst bed comprising a) at least one first catalyst component comprising a metathesis catal...
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WO/2015/003815A1 |
Compound of formula (I) wherein M is W; R1 is H, aryl, heteroaryl, alkyl, or heteroalkyl, optionally substituted, respectively; R2 and R3 can be the same or different and are alkyl, alkenyl, heteroalkyl, heteroalkenyl, aryl, or heteroary...
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WO/2015/003814A1 |
Method of forming an olefin from a first olefin and a second olefin in a metathesis reaction, comprising step (i): (i) reacting the first olefin with the second olefin in the presence of a silica supported Mo- or W-alkylidene catalyst, w...
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WO/2014/202888A1 |
The invention concerns a method for olefin metathesis that comprises bringing said olefins into contact with a catalyst previously activated by par heating to a temperature of between 100 and 1000°C in a non-reducing gas atmosphere, sai...
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WO/2014/175956A1 |
Embodiments of apparatuses and methods for reforming of hydrocarbons are provided herein. In one example, a method comprises burning fuel gas to form a hot flue gas and heat a reforming-zone feedstock that contains (C5 - C11) hydrocarbon...
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WO/2014/172534A1 |
The present invention provides, among other things, novel compounds and methods for metathesis reactions. In some embodiments, a provided compound has the structure of formula (I) (or II). In some embodiments, the present invention provi...
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WO/2014/169080A1 |
The present invention relates to compositions comprising alkene benzenes or alkene benzene sulfonates or alkylbenzenes or alkylbenzene sulfonates; methods for making alkene benzenes or alkene benzene sulfonates or alkylbenzenes or alkylb...
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WO/2014/163590A1 |
The invention relates to a process for converting paraffin to olefin comprising the following steps: (a) providing a hydrocarbon feedstock containing at least one paraffin having 1 to 12 carbon atoms and at least one olefin having 2 to 1...
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WO/2014/155185A1 |
A composition comprising a molybdenum (VI)- based or tungsten(VI)-based organometallic complex dissolved or dispersed in an inert material having a melting point of about 50 to about 70 degrees centigrade.
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WO/2014/154799A1 |
A process for the preparation of a middle distillate hydrocarbon composition from ethylene, wherein said process comprises the following steps: (a) feeding an ethylene composition in to an oligomerisation reaction zone containing a suppo...
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WO/2014/160417A1 |
A method for treating a substrate prior to a metathesis reaction includes treating the substrate with a first agent configured to mitigate potentially adverse effects of one or more contaminants in the substrate on a catalyst used to cat...
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WO/2014/154798A1 |
A process for the preparation of a middle distillate hydrocarbon composition from ethylene, wherein said process comprises the following steps: (a) feeding an ethylene composition in to an oligomerisation reaction zone containing a suppo...
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WO/2014/152309A1 |
The present invention describes the use of soluble metal salts to reduce impurities and metathesis catalysts poisons from olefinic feedstocks to improve olefin metathesis efficiency. The soluble metal salts were added to the olefinic fee...
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WO/2014/150470A1 |
Various methods are provided for treating and reacting a metathesis feedstock. In one embodiment, the method includes providing a feedstock comprising a natural oil, chemically treating the feedstock with a metal alkoxide under condition...
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WO/2014/144432A1 |
A method for alkylating aromatic compounds is described using an electrochemical decarboxylation process. This process produces aryl-alkyl compounds that have properties useful in Group V lubricants (and other products) from abundant and...
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WO/2014/139747A1 |
The present invention relates to a method for producing olefins by means of metathesis, comprising the following steps: a. provision of an olefin reaction mixture containing at least one olefin, b. addition of a ruthenium compound of the...
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WO/2014/130397A1 |
Provided are catalyst composites useful for the production of olefins during a metathesis reaction, as well as methods of making and using the same. Certain methods comprise a support comprising at least about 90% by weight silica; and a...
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