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WO/2023/118051A1 |
Described herein are methods for making intermediates useful in the production of fragrance ingredients starting from myrcene. In particular, methods for making geranyl chloride, (E)-6,10-dimethylundeca-1,5,9-triene and (E)-6,10-dimethyl...
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WO/2023/113403A1 |
The present disclosure provides a pyrolysis method capable of efficiently decomposing methane into hydrogen and acetylene. The present disclosure relates to a method for simultaneously producing hydrogen and acetylene through methane pyr...
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WO/2023/108907A1 |
The present invention belongs to the technical field of chemical production, and particularly relates to a fused iron catalyst for high-temperature Fischer-Tropsch synthesis and a preparation method therefor, and an application of the fu...
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WO/2023/111702A1 |
A process for producing high octane bio-based alkylate is provided. The process involves reacting isobutane and bio-ethylene using an ionic liquid catalyst. Reaction conditions can be chosen to assist in attaining, or to optimize, desira...
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WO/2023/113971A1 |
Hot melt adhesives may comprise linear alpha olefins (LAOs) or LAO-derived compounds as an at least partial replacement for paraffinic white oil diluents. Such adhesive compositions may comprise an ethylenically unsaturated polymer or co...
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WO/2023/114643A1 |
Processes for producing ethylene-based polymers and oligomers from ethanol include the steps of contacting the ethanol and a catalyst to produce a reaction mixture containing ethylene, wherein a first portion of the ethanol is derived fr...
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WO/2023/108075A1 |
A process comprising (a) providing used tire feedstock; (b) gasifying the used tire feedstock to produce a gaseous stream, where the gaseous stream includes carbon monoxide, hydrogen, and carbon dioxide; (c) biosynthetically converting a...
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WO/2023/106524A1 |
The present invention relates to a bubble column reactor, and provides a bubble column reactor comprising: a reaction zone in which a reaction of gaseous reactants takes place within a liquid reaction medium; a first separating section (...
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WO/2023/107797A1 |
Catalyst compositions and processes for making and using same. The catalyst composition can include up to 0.025 wt% of Pt and up to 10 wt% of a promoter that can include Sn, Cu, Au, Ag, Ga, a combination thereof, or a mixture thereof dis...
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WO/2023/106533A1 |
The present invention relates to a bubble column reactor, and provides a bubble column reactor comprising: a reaction zone in which a reaction of gaseous reactants takes place within a liquid reaction medium; a separating section (diseng...
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WO/2023/104963A1 |
A process (100-600) for producing one or more hydrocarbons is proposed, in which a first feed stream (A) is subjected to steam cracking (10) to obtain a first product stream (B), and a second feed stream (C) containing ethane is subjecte...
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WO/2023/104962A1 |
The invention relates to a process (100, 200) for producing one or more hydrocarbons in which a first feedstock stream (A) is subjected to steam cracking (10) to obtain a first product stream (B), and an ethane-containing second feedstoc...
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WO/2023/102063A1 |
Platinum group metal containing chemical precursors suitable for vapor deposition are disclosed. Methods of using these precursors for Platinum depositions are also disclosed. The chemical precursors and methods are particularly suitable...
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WO/2023/101667A1 |
Embodiments described herein provide a method for cleaning a reactor during the oligomerization of ethylene to one or more linear alpha-olefins. The method includes: a) reacting ethylene to produce one or more linear alpha-olefins via ol...
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WO/2023/100112A1 |
A system and methods for distillation and recovery of ethylene from a cracked hydrocarbon feed material, including a fractional distillation column having a series of trays and multiple distillation outlets, each located at a different t...
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WO/2023/100835A1 |
[Problem] To provide an apparatus for producing an olefin compound, the apparatus being capable of efficiently producing a carbon valuable substance, especially an olefin compound from carbon dioxide. [Solution] According to one aspect o...
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WO/2023/097253A1 |
A process for production of light olefins by cracking a feed comprising C4 and/or C5 hydrocarbons. The process combines a catalytic naphtha cracking unit with an olefin paraffin separation unit and/or an olefin cracking unit. Contacting ...
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WO/2023/096049A1 |
The present invention relates to a bubble column reactor, and provides a bubble column reactor comprising: a down chamber formed at the bottom part of the reactor; a liquid reaction area formed above the down chamber; a dispersion plate ...
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WO/2023/090490A1 |
The present invention relates to a method for separating 1-hexene from n-hexane in a mixture of n-hexane and 1-hexene, which have similar physicochemical properties, by using an ionic liquid, and the method for separating n-hexane and 1-...
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WO/2023/078994A1 |
Systems and methods for dehydrogenating hydrocarbons are disclosed. The reaction system for dehydrogenating hydrocarbons comprises one or more reactors. Each reactor is operated on a cyclic mode switching between dehydrogenation and cata...
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WO/2023/081596A1 |
A fluidized catalytic reactor decouples the catalyst regenerator temperature from the catalyst reactor residence time. Regenerated catalyst is cooled before it contacts reactant feed. The regenerated catalyst may be cooled by heat exchan...
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WO/2023/071241A1 |
The present application belongs to the technical field of carbon dioxide recycling, and particularly relates to a catalyst for preparing low-carbon olefin through carbon dioxide hydrogenation and a preparation method therefor. The raw ma...
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WO/2023/073284A1 |
A process for controlled manufacturing of olefin trimers and olefin tetramers is disclosed, wherein the olefin monomers are processed into olefin trimers and olefin tetramers by a two-step catalytic process involving separation and recyc...
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WO/2023/065443A1 |
A propylene-propane separation system, comprising a propane-propylene rectifying tower (A), a tower kettle material buffer tank (V1), a tower kettle-tower top material heat exchanger (E1), a heat pump compressor (C1), and a compressor in...
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WO/2023/068909A1 |
According to one embodiment of the present invention, provided is an olefin production reactor comprising: a feed separation part for separating a methane feed and a light hydrocarbon feed from supplied hydrocarbon feed; an ethane cracki...
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WO/2023/066225A1 |
The present invention relates to a ZSM-5 molecular sieve catalyst, a preparation method therefor and an application thereof. In the catalyst, the ratio of the amount of framework aluminum at the intersection between a straight channel an...
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WO/2023/068907A1 |
One embodiment of the present invention provides a reactor for manufacturing olefin comprising: a feed separation unit that separates a methane feed and a light hydrocarbon feed from a supplied hydrocarbon feed; an ethane cracking unit t...
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WO/2023/060628A1 |
A cocatalyst in an oxidative coupling of methane (OCM) reaction and a catalyst composition thereof, as well as an application in a catalytic chemical reaction, relating to the field of catalysts. A composite oxide containing tungstate na...
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WO/2023/064710A1 |
A process for producing light olefins comprising thermal cracking. Hydrocracked streams are thermally cracked to produce light olefins. A pyrolysis gas stream is separated into a light pyrolysis gas stream and a heavy pyrolysis gas strea...
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WO/2023/058619A1 |
Provided are: a method for producing a metal carbide using carbon dioxide as a carbon source and a metal oxide as a metal source; a method for producing a hydrocarbon from the metal carbide obtained using carbon dioxide as a carbon sourc...
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WO/2023/059679A1 |
A process for producing methyl methacrylate is disclosed, the method comprising: a) producing ethylene from ethanol; b) producing propionaldehyde from the ethylene produced in step a); c) producing methacrolein from propionaldehyde produ...
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WO/2023/058620A1 |
Provided are a method for producing a metal carbide using a metal carbonate as a metal source, a method for producing a hydrocarbon from a metal carbide obtained using a metal carbonate as a metal source, and a metal carbide composition....
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WO/2023/052464A1 |
A system and a method for producing oligomers are disclosed. The oligomers are produced in a loop reactor by contacting a mono-olefin with a catalyst. The byproduct produced during the process is collected in one or more settling legs of...
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WO/2023/048284A1 |
The present invention relates to a method for supporting the operation of a multi-tube reactor or supporting actions to prepare the same, the multi-tube reactor including a plurality of reaction tubes for producing an unsaturated aldehyd...
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WO/2023/046096A1 |
Disclosed are a preparation method for a 1,3-disubstituted allene compound at room temperature based on a metal carbene catalyst, comprising: reacting terminal alkynes, aldehydes and amines in an organic solvent under the action of a gol...
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WO/2023/048084A1 |
The present invention provides an organic metal complex catalyst for an olefin metathesis reaction, which enables the achievement of a higher yield of a desired substance in an olefin metathesis reaction than the conventional catalysts. ...
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WO/2023/047951A1 |
The present invention achieves olefin production with a low environmental burden and high efficiency. The present invention includes: a thermal cracking step for thermally decomposing a plastic to obtain a thermally cracked gas (G1); and...
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WO/2023/042898A1 |
Provided is an internal olefin production method comprising Step 1 and Step 2 in this order. Step 1: A step for obtaining an internal olefin containing 1-olefin by isomerizing a raw olefin having a carbon number of 8-36. Step 2: A step...
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WO/2023/041455A1 |
A process for producing isopentane and isoamylene can comprise passing a feed stream comprising C5 hydrocarbons through a hydrodesulfurization assembly to produce a first stream; passing the first stream to a first separation assembly to...
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WO/2023/035697A1 |
The present application belongs to the technical field of the preparation of light olefins from syngas, and relates to a metallic copper catalyst, and a preparation method therefor and the use thereof. The method for preparing the metall...
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WO/2023/038849A1 |
Methods for determining ethylene concentration in an ethylene oligomerization reactor using an ultrasonic flow meter are described, and these methods are integrated into ethylene oligomerization processes and related oligomerization reac...
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WO/2023/038299A1 |
The present invention relates to a reactor for non-oxidative direct conversion of methane and a method for preparing ethylene and an aromatic compound by using same and, more specifically, to a reactor for non-oxidative direct conversion...
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WO/2023/038848A1 |
A process to produce 1-octene and 1-decene includes (a) separating a composition containing an oligomer product – which contains from 15 to 80 mol % C6 olefins, from 20 to 80 mol % C8 olefins, and from 5 to 20 mol % C10+ olefins – in...
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WO/2023/034057A1 |
Systems and methods for producing a decarbonized blue hydrogen gas for cracking operations utilizing a standard separation process, such as Pressure Swing Absorption (PSA), to separate a tail gas mixture of hydrogen and hydrocarbons into...
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WO/2023/034253A1 |
A method of performing an oxidative coupling of methane (OCM) reaction to produce C2+ compounds using a low temperature gas mixture feed is provided. The method includes introducing a gas mixture feed containing methane, oxygen, hydrogen...
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WO/2023/031733A1 |
A method and a system for converting ethane to ethylene are provided. An exemplary method includes providing a feed stream including the ethane and oxygen to an oxidative dehydrogenation reactor and converting at least a portion of the e...
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WO/2023/027272A1 |
The present invention relates to a carbon dioxide reduction catalyst complex and, in particular, to a carbon dioxide reduction catalyst complex capable of electrochemically reducing carbon dioxide to produce ethylene, and maintaining the...
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WO/2023/028433A1 |
A method for converting alkanes to olefins includes contacting a feed stream comprising alkanes with an oxidative dehydrogenation that does not comprise tellurium catalyst in a reaction zone and dehydrogenating the alkanes without a co-f...
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WO/2023/026133A1 |
A system and method including an oxidative dehydrogenation (ODH) reactor system, feeding ethane and oxygen to an ODH reactor having ODH catalyst, and dehydrogenating ethane to ethylene via the ODH catalyst in presence of the oxygen in th...
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WO/2023/022847A1 |
A salt ion membrane may be paired with an absorption device to provide advantaged separation processes comprising: introducing a first aqueous salt stream and a mixed feed stream comprising at least one olefin and at least one paraffin t...
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