Patent classifications
B01J2029/062
Platinum encapsulated zeolite hydrocracking catalyst and methods of making same
Embodiments of the present disclosure are directed to hydrocracking catalysts and methods of making same. The hydrocracking catalyst comprises a platinum encapsulated zeolite having a crystallinity greater than 20% determined by X-ray powder diffraction analysis.
CATALYTIC CRACKING OF GLYCERIDE OILS WITH DEACTIVATED PHOSPHORUS-CONTAINING ZSM-5 LIGHT OLEFINS ADDITIVES
A process is provided for the catalytic cracking of a glyceride oil feedstock with a catalyst composition containing a deactivated phosphorus-containing ZSM-5 light olefins selective additive.
Catalyst for gasoline synthesis from dimethyl ether, method for preparing the same, and method for preparing gasoline using the same
Disclosed is a method for preparing a catalyst for a gasoline reaction of dimethyl ether that includes reacting a silica source, an aluminum source, and a structural derivative to synthesize a zeolite sol, mixing an alcohol with an organic template to form an emulsion phase, and adding a zeolite sol to the emulsion phase to perform a reaction.
MOLECULAR SIEVE SSZ-92, CATALYST, AND METHODS OF USE THEREOF
The present application pertains to family of new crystalline molecular sieves designated SSZ-92. Molecular sieve SSZ-92 is structurally similar to sieves falling within the ZSM-48 family of molecular sieves and is characterized as having magnesium.
Selective catalytic reduction articles and systems
Certain selective catalytic reduction (SCR) articles, systems and methods provide for high NOx conversion while at the same time low N.sub.2O formation. The articles, systems and methods are suitable for instance for the treatment of exhaust gas of diesel engines. Certain articles have zoned coatings containing copper-containing molecular sieves disposed thereon, where for example a concentration of catalytic copper in an upstream zone is lower than the concentration of catalytic copper in a downstream zone.
Catalyst for Converting Alkylaromatic Hydrocarbon and Preparation Method Thereof
Disclosed are a bifunctional catalyst and a preparation method therefor, the bifunctional catalyst being suitable to produce high-value aromatic hydrocarbons by subjecting alkylaromatic hydrocarbons to a disproportionation/transalkylation/dealkylation reaction while suppressing aromatic loss or subjecting C8 aromatic hydrocarbons to an isomerization reaction while suppressing xylene loss.
Catalyst for converting alkylaromatic hydrocarbon and preparation method thereof
Disclosed are a bifunctional catalyst and a preparation method therefor, the bifunctional catalyst being suitable to produce high-value aromatic hydrocarbons by subjecting alkylaromatic hydrocarbons to a disproportionation/transalkylation/dealkylation reaction while suppressing aromatic loss or subjecting C8 aromatic hydrocarbons to an isomerization reaction while suppressing xylene loss.
FCC catalyst compositions for fluid catalytic cracking and methods of using the FCC catalyst compositions
A fluid catalytic cracking catalyst composition (FCC catalyst composition) includes a framework-substituted ultra-stable Y-type zeolite (USY zeolite) having one or more transition metals substituted into the framework of a USY zeolite and a FCC zeolite cracking additive. A method for upgrading a hydrocarbon feed includes contacting the hydrocarbon feed with the FCC catalyst composition of the present disclosure at reaction conditions sufficient to upgrade at least a portion of the hydrocarbon feed. A method for upgrading a hydrocarbon feed includes passing the hydrocarbon feed to a fluid catalytic cracking unit, contacting the hydrocarbon feed with a FCC catalyst composition in the fluid catalytic cracking unit under reaction conditions sufficient to cause at least a portion of the hydrocarbon feed to undergo cracking reactions to produce a cracking reaction mixture comprising a used FCC catalyst composition and a cracked effluent comprising one or more olefins.
Three stage catalytic process for pyrolysis oil upgrading to xylenes
A method for upgrading pyrolysis oil includes contacting a pyrolysis oil feed with hydrogen in the presence of a mixed metal oxide catalyst in a slurry reactor to produce an intermediate stream comprising light aromatic compounds comprising mono-aromatic compounds, di-aromatic compounds, or both, passing the intermediate stream to a hydrocracking reactor, contacting the intermediate stream with hydrogen in the presence of a hydrocracking catalyst in a hydrocracking reactor to produce a hydrocracking effluent comprising aromatic compounds having six to nine carbon atoms, passing the hydrocracking effluent to a transalkylation reactor, and contacting the hydrocracking effluent with hydrogen in the presence of a transalkylation catalyst in the transalkylation reactor to produce a transalkylation effluent comprising xylenes.
Catalyst and manufacturing method thereof
The present disclosures relate to a catalyst for removing a nitrogen oxide and a manufacturing method thereof, and the catalyst for removing the nitrogen oxide includes: a first catalyst that includes a zeolite support containing copper and having a first framework; and a second catalyst that is physically mixed with the first catalyst and includes a zeolite support containing copper and having a second framework different from the first framework.