Matches 1 - 47 out of 47


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US20110009680 Molecular Sieve Composition and Method of Making and Using the Same  
This disclosure relates to a crystalline molecular sieve comprising silicalite-1 having substantially hexagonal column morphology of at least 90% and having less than 20% crystal twinning as...
US20050197518 Method of converting C9 aromatics-comprising mixtures to xylene isomers  
Disclosed herein is a method of making xylene isomers. More specifically, the method includes contacting a C9 aromatics-comprising feed with a catalyst under conditions suitable for converting the...
US20150203357 NOVEL METHODS FOR PRODUCING CRYSTALLINE MICROPOROUS SOLIDS WITH A NEW CIT-7 TOPOLOGY AND COMPOSITIONS DERIVED FROM THE SAME  
This disclosure relates to new crystalline microporous solids (including silicate- and aluminosilicate-based solids), the compositions comprising 8 and 10 membered inorganic rings, particularly...
US20110044891 High Metal Content Molecular Sieves and Their Manufacture  
A process for manufacturing a synthetic porous crystalline molecular sieve requires an aqueous reaction mixture comprising a source of X2O3 (X is a trivalent element), a source of YO2 (Y is a...
US20130157840 Molecular Sieve Composition From Pre-Formed Extrudates and Process of Use  
This disclosure provides a molecular sieve composition having a first and second crystalline molecular sieve, made by the method comprising: (a) providing a reaction mixture comprising at least...
US20130261365 Process for the Production of Xylenes and Light Olefins from Heavy Aromatics  
A method for the transalkylation of a heavy reformate is provided. The heavy reformate is contacted with a transalkylation catalyst and hydrogen gas in a transalkylation reactor to selectively...
US20130184509 Methods of Making Xylene Isomers  
Disclosed herein are methods of making xylene isomers. The methods generally include contacting an aromatics-comprising feed with a non-sulfided catalyst under conditions suitable for converting...
US20150104364 PROCESSES USING MOLECULAR SIEVE SSZ-96  
The present disclosure is directed to processes using a new crystalline molecular sieve designated SSZ-96, which is synthesized using a 1-butyl-1-methyl-octahydroindolium cation as a structure...
US20060258893 Catalytic composition and process for the transalkylation of aromatic hdrocarbons  
A catalytic composition is described for the transalkylation of aromatic hydrocarbons comprising a zeolite and an inorganic binder, characterized by an extra-zeolitic porosity, i.e. the porosity...
US20080027260 MCM-22 family molecular sieve composition, its method of making, and use for hydrocarbon conversions  
This disclosure relates to a crystalline MCM-22 family molecular sieve having a platelet aggregates morphology wherein greater than 50 wt % of the molecular sieve having a crystal diameter greater...
US20080027259 Molecular sieve composition (EMM-10-P), its method of making, and use for hydrocarbon conversions  
This invention relates to a crystalline molecular sieve having, in its as-synthesized form, an X-ray diffraction pattern including d-spacing maxima at 13.18±0.25 and 12.33±0.23 Angstroms, wherein...
US20130102824 PHOSPHORUS MODIFIED ZEOLITE CATALYSTS  
A bound phosphorus-modified catalyst composition comprises a zeolite having a silica to alumina molar ratio of at least 40, phosphorus in an amount between about 0.1 wt % and about 3 wt % of the...
US20130144100 SYNTHESIS OF HIGH ACTIVITY LARGE CRYSTAL ZSM-5  
In a process for preparing a high activity, large crystal ZSM-5 type zeolite in the absence of a template, a reaction mixture can be prepared comprising water, a silica source having a surface...
US20130102825 PHOSPHORUS MODIFIED ZEOLITE CATALYSTS  
The invention relates to a bound phosphorus-modified catalyst composition comprising a zeolite having a silica to alumina molar ratio of at least 40 and a binder having a surface area less than...
US20120116139 MULTIPLE ZEOLITE CATALYST  
The multiple zeolite catalyst is a catalytic composition used to convert C9+ alkylaromatic hydrocarbons to BTX, particularly commercially valuable xylenes. The catalyst is formed by mixing at...
US20140100403 LOW PRESSURE TRANSALKYLATION PROCESS  
A process for transalkylation is described. The process operates at a lower pressure than a typical transalkylation processes, and provides higher benzene purity with comparable or lower ring loss...
US20130090507 MULTIPLE ZEOLITE CATALYST AND METHOD OF USING THE SAME FOR TOLUENE DISPROPORTIONATION  
The multiple zeolite catalyst is a catalytic composition used to convert alkylaromatic hydrocarbons to BTX, particularly to commercially valuable xylenes. The catalyst is formed by mixing at least...
US20130261364 Multimetal Zeolites Based Catalyst for Transalkylation of Heavy Reformate to Produce Xylenes and Petrochemical Feedstocks  
A transalkylation catalyst for the transalkylation of a heavy reformate is provided. The catalyst includes two solid acid zeolites having different physical and chemical properties, and at least...
US20100022813 Process for Reducing Ethylbenzene Content from an Aromatic Stream  
A method of reducing the ethylbenzene content in a stream containing xylene is disclosed. The method includes the reaction of ethylbenzene, such as a disproportionation or transalkylation...
US20100191028 Process for Preparing Ethylbenzene Using Vapor Phase Alkylation and Liquid Phase Transalkylation  
Disclosed are ethylbenzene processes in which a series-arranged or combined vapor phase alkylation/transalkylation reaction zone is retrofitted to have a vapor phase alkylation reactor and a...
US20130324760 Hydrocarbon Conversion Process Using a High Throughpout Process for Manufacturing Molecular Sieves  
A method of crystallizing a crystalline molecular sieve having a pore size in the range of from about 2 to about 19 Å, said method comprising the steps of (a) providing a mixture comprising at...
US20130245349 HYDROTHERMAL SYNTHESIS OF ZEOLITES OR ZEOLITE-LIKE MATERIALS USING MODIFIED MIXED HYDROXIDES  
This invention relates to a process for producing aluminium silicates in the form of zeolite L, as well as the intermediate and end products of this process. The invention further relates to the...
US20070118006 METHOD OF MAKING AROMATIC PRODUCTS  
A method of making an alkylaromatic compound which comprises contacting an alkylatable aromatic hydrocarbon and a polyalkylaromatic compound in a transalkylation system to yield an alkylaromatic...
US20100041934 Toluene Disproportionation Using Nb/Mordenite Catalyst  
A molecular sieve catalyst useful in the conversion of hydrocarbons containing niobium is disclosed, along with a process for the disproportionation of toluene to benzene and xylene using such...
US20050038307 Zeolite catalysts for transalkylation of diisopropylbenzol  
The present invention disclosed a catalyst composition comprising a dealuminated mordenite component together with a second zeolite which has a 12 membered ring in the acidic form. The catalyst...
US20140163286 AROMATIC TRANSALKYLATION USING UZM-39 ALUMINOSILICATE ZEOLITE  
A new family of coherently grown composites of TUN and IMF zeotypes has been synthesized and shown to be effective catalysts for aromatic transalkylation reactions. These zeolites are represented...
US20060211902 Palladium modified metal-promoted catalyst  
Processes for the conversion of an aromatic substrate over a mordenite catalyst modified by the inclusion of nickel and a second Group 10 metal selected from palladium, platinum and mixtures...
US20100185035 Nb/Mordenite Transalkylation Catalyst  
A niobium-modified mordenite catalyst can be made from water soluble niobium precursors such as niobium oxalate and ammonium niobate(V) oxalate and can be used in toluene disproportionation...
US20070191659 Molecular sieve composition  
The invention relates to a crystalline molecular sieve composition which is obtainable by crystallizing a pre-formed extrudate mixture in a reactor and, during crystallization, removing excess...
US20100041933 Catalyst and Process for Hydrocarbon Conversions  
A nickel-mordenite catalyst promoted with Rhodium that is useful in the conversion of hydrocarbons is disclosed. The catalyst and methods for its use can provide hydrocarbon conversion with an...
US20060149105 Low space-velocity transalkylation process for ethylbenzene  
The use of a low space-velocity reactor containing transalkylation catalysts to react heavy aromatic compounds of carbon number nine (and heavier carbon numbers) with benzene to form carbon number...
US20130123557 PROCESS FOR PRODUCING PHOSPHORUS MODIFIED ZEOLITE CATALYSTS  
In a process for producing a phosphorus-modified zeolite catalyst, zeolite crystals can be formed into a shaped catalyst body either in the absence of a separate inorganic oxide binder or in the...
US20130331628 Rhenium Promoted Catalyst  
A group V metal/rhenium-modified molecular sieve catalyst can be used in hydrocarbon conversion reactions. Embodiments can provide a toluene conversion of at least 30 wt % with selectivity to...
US20110295048 Rhenium Promoted Catalyst  
A group V metal/rhenium-modified molecular sieve catalyst can be used in hydrocarbon conversion reactions. Embodiments can provide a toluene conversion of at least 30 wt % with selectivity to...
US20140066674 UZM-39 ALUMINOSILICATE ZEOLITE  
A new family of coherently grown composites of TUN and IMF zeotypes have been synthesized. These zeolites are represented by the empirical formula. NanMmk+TtAl1-xExSiyOz where “n” is the mole...
US20070191660 High throughput process for manufacturing molecular sieves  
A method of crystallizing a crystalline molecular sieve having a pore size in the range of from about 2 to about 19 Å, said method comprising the steps of (a) providing a mixture comprising at...
US20070191663 Process for manufacturing molecular sieve of MFS framework type and its use  
A method of making a crystalline molecular sieve of MFS framework type, said method comprising the steps of (a) adding at least one source of ions of tetravalent element (Y), at least one source...
US20130253247 Catalysts, Processes for Preparing the Catalysts, and Processes for Transalkylating Aromatic Hydrocarbon Compounds  
A catalyst comprising an aluminosilicate zeolite having an MOR framework type, an acidic MFI molecular sieve component having a Si/Al2 molar ratio of less than 80, a metal component comprising one...
US20140316174 TREATING C8-C10 AROMATIC FEED STREAMS TO PREPARE AND RECOVER TRIMETHYLATED BENZENES  
Methods are provided for the treatment of a feed stream containing C9 aromatic components to produce mesitylene-containing products. The methods include hydrodealkylating the feed stream to remove...
US20140171712 HYDROCARBON PROCESSES USING UZM-43 AN EUO-NES-NON ZEOLITE  
A new family of crystalline aluminosilicate zeolites has been synthesized that has been designated UZM-43. These zeolites are similar to previously known ERS-10, SSZ-47 and RUB-35 zeolites but are...
US20120083636 Processes for Transalkylating Aromatic Hydrocarbons  
A process for transalkylating aromatic hydrocarbon compounds, the process comprising introducing an aromatic hydrocarbon feed stream and a sulfur source to a transalkylation zone. The feed stream...
US20160221895 Catalyst Compositions and Use in Heavy Aromatics Conversion Processes  
Disclosed is a catalyst composition and its use in a process for the conversion of a feedstock containing C8+ aromatic hydrocarbons to produce light aromatic products, comprising benzene, toluene...
US20160220987 Catalyst Compositions and Use in Heavy Aromatics Conversion Processes  
Disclosed is a catalyst composition and its use in a process for the conversion of a feedstock containing C8+ aromatic hydrocarbons to produce light aromatic products, comprising benzene, toluene...
US20160176787 Transalkylation Process  
Disclosed is a transalkylation process for making an aromatic material between a light aromatic material and a heavier aromatic material in the presence of hydrogen and a transalkylation catalyst...
US20160074845 In-situ Trim Coke Selectivation of Toluene Disproportionation Catalyst  
The invention relates to treating a molecular sieve prepared by at least one in situ selectivation sequence wherein graphitic coke is adhered to said molecular sieve, which is useful in a toluene...
US20150328626 SILICATE-COATED MFI-TYPE ZEOLITE, METHOD OF PRODUCING THE SAME, AND METHOD OF PRODUCING P-XYLENE USING THE SAME  
A silicate-coated MFI-type zeolite is obtained by coating an MFI-type zeolite with a silicate, and a peak area ratio b/a of a peak b at 2θ=8.4 to 9.7° to a peak a at 2θ=7.0 to 8.4° in an X-ray...
US20150266794 Paraxylene Separation Process  
The invention relates to a p-xylene separation process wherein at least a portion of ethylbenzene present in an aromatics-containing feed is removed prior to isomerization. Aspects of the...

Matches 1 - 47 out of 47