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Class 585/467 - Using metal, metal oxide, or hydroxide catalyst


Subclass of Class 585 - Chemistry of hydrocarbon compounds
Definition: Subject matter catalyzed by a material containing free metal,
No. of patents: 806
Last issue date: 04/17/2012


1                      
NumberTitleIssue Date
8158839Alkylation process using catalysts with low olefin skeletal isomerization activity
A process is presented for the production of linear alkylbenzenes. The process includes contacting an aromatic compound with an olefin in the presence of a selective zeolite catalyst. The catalyst includes two zeolites combined to improve the linearity, and to produ...
04/17/2012
8143466Process for benzene removal from gasoline
A process for the reduction of benzene in a gasoline stream, the process including: feeding a gasoline fraction including benzene and C6+ hydrocarbons and at least one of an alcohol and an ether to a catalytic distillation column comprising at least one r...
03/27/2012
8134036Process for liquid phase alkylation
A method for the liquid-phase alkylation of an aromatic substrate is disclosed. A reaction zone has at least one catalyst bed containing a first catalyst modified by the inclusion of a rare earth metal ion. ...
03/13/2012
8115041Pretreatment of a phosphorus-modified zeolite catalyst for an aromatic alkylation process
This invention relates to a process for pretreating a zeolite catalyst, specifically a zeolite which has been modified with phosphorus. The catalyst may be used in a process for alkylation of aromatics, specifically toluene methylation. The pretreatment is first to ...
02/14/2012
8110715Alkylaromatic production process
The present disclosure provides a process for selectively producing a desired monoalkylated aromatic compound comprising the step of contacting in a reaction zone an alkylatable aromatic compound with an alkylating agent in the presence of catalyst comprising a poro...
02/07/2012
8071830Process for alkylation of aromatic hydrocarbons using UZM-35
Alkylation processes such as the alkylation of aromatics, are catalyzed by the UZM-35 family of crystalline aluminosilicate zeolites represented by the empirical formula: Mmn+Rr+Al(1-x)ExSi
12/06/2011
8058495Aromatic alkylation process using UZM-37 aluminosilicate zeolite
A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. Mmn+Rr+Al(1-x)ExSiyOz whe...
11/15/2011
8053617Processes using UZM-37 aluminosilicate zeolite
A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. Mmn+Rr+Al(1-x)ExSiyOz whe...
11/08/2011
8022261Catalyst composition, the method of manufacturing, and the process of use thereof in aromatics alkylation
A catalyst composition comprises a crystalline MCM-22 family molecular sieve and a binder, wherein the catalyst composition is characterized by an extra-molecular sieve porosity greater than or equal to 0.122 ml/g for pores having a pore diameter ranging from about ...
09/20/2011
7985886Aromatic alkylation process using UZM-37 aluminosilicate zeolite
A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. Mmn+Rr+Al(1-x)ExSiyOz whe...
07/26/2011
7982081Process for alkylation of aromatic hydrocarbons using UZM-35
Alkylation processes such as the alkylation of aromatics, are catalyzed by the UZM-35 family of crystalline aluminosilicate zeolites represented by the empirical formula: Mmn+Rr+Al(1−x)ExS...
07/19/2011
7982082Process for alkylation of aromatic hydrocarbons using UZM-35
Alkylation processes such as the alkylation of aromatics, are catalyzed by the UZM-35 family of crystalline aluminosilicate zeolitic compositions represented by the empirical formula: Mmn+Rr+Al(1-x)E
07/19/2011
7973206Alkylation process using catalysts with low olefin skeletal isomerization activity
A process is presented for the production of linear alkylbenzenes. The process includes contacting an aromatic compound with an olefin in the presence of a selective zeolite catalyst. The catalyst includes two zeolites combined to improve the linearity, and to produ...
07/05/2011
7939700Liquid phase alkylation process
The present invention provides an improved process for conversion of feedstock comprising an alkylatable aromatic compound and an alkylating agent to desired alkylaromatic conversion product under at least partial liquid phase conversion conditions in the presence o...
05/10/2011
7928274Alkylaromatic production process
The present disclosure provides a process for selectively producing a desired monoalkylated aromatic compound comprising the step of contacting in a reaction zone an alkylatable aromatic compound with an alkylating agent in the presence of catalyst comprising a poro...
04/19/2011
7923590Production of alkylaromatic compounds
A process for producing a monoalkylation aromatic product, such as ethylbenzene and cumene, utilizing an alkylation reactor zone and a transalkylation zone in series or a combined alkylation and transalkylation reactor zone. This process requires significantly less ...
04/12/2011
7915469Hydrocarbon conversion processes using UZM-26 and UZM-26X crystalline microporous zeolitic compositions
This invention relates to hydrocarbon conversion processes using crystalline zeolitic compositions designated the UZM-26 and UZM-26X. UZM-26 is a microporous three-dimensional zeolitic composition that is derived from UZM-26P (an as synthesized layered composition) ...
03/29/2011
7910785Hydrocarbon conversion process using EMM-10 family molecular sieve
This disclosure relates to a process for hydrocarbon conversion comprising contacting, under conversion conditions, a feedstock suitable for hydrocarbon conversion with a catalyst comprising an EMM-10 family molecular sieve. ...
03/22/2011
7888544Hydrocarbon conversion processes using the UZM-27 family of crystalline aluminosilicate compositions
This invention relates to hydrocarbon conversion processes using a new family of crystalline aluminosilicate compositions designated the UZM-27 family. These include the UZM-27 and UZM-27HS which have unique structures. UZM-27 is a microporous composition which has ...
02/15/2011
7868219Production of high purity ethylbenzene from non-extracted feed and non-extracted reformate useful therein
A process for producing an ethylbenzene product having a purity of at least 99.50 percent based on the weight of ethylbenzene present in the product by the ethylation of the benzene present in non-extracted feed, e.g., non-extracted hydrocarbon composition. The non-...
01/11/2011
7816574Alkylaromatic production process
The present disclosure provides a process for selectively producing a desired monoalkylated aromatic compound comprising the step of contacting in a reaction zone an alkylatable aromatic compound with an alkylating agent in the presence of catalyst comprising a poro...
10/19/2010
7816573Molecular sieve composition
The invention relates to a process for converting hydrocarbons with a catalyst comprising a crystalline molecular sieve composition which is obtainable by crystallizing a pre-formed extrudate mixture in a reactor and, during crystallization, removing excess alkali m...
10/19/2010
7812205Layered zeolitic catalyst for improved linearity in detergent alkylation
A process is disclosed wherein a layered catalyst is used for the alkylation of benzene with a substantially linear olefin. The layered catalyst allows for shifting the operating conditions to increase the alkylation of benzene, while reducing the amount of isomeriz...
10/12/2010
7803976Alkylaromatics production
A process for alkylation of an alkylatable aromatic compound to produce a monoalkylated aromatic compound, comprising the steps of: (a) providing at least one reaction zone having a water content with at least one alkylation catalyst having an activity and a selecti...
09/28/2010
7799962Process for aromatic alkylation
This invention relates to a process for the selective alkylation of toluene and/or benzene with an oxygen-containing alkylation agent. In particular, the process uses a selectivated molecular sieve which has been modified by the addition of a hydrogenation component...
09/21/2010
7790940Liquid phase alkylation process
The present invention provides an improved process for conversion of feedstock comprising an alkylatable aromatic compound and an alkylating agent to desired alkylaromatic conversion product under at least partial liquid phase conversion conditions in the presence o...
09/07/2010
7763764Hydrocarbon conversion processes using the UZM-27 family of crystalline aluminosilicate compositions
This invention relates to hydrocarbon conversion processes using a new family of crystalline aluminosilicate compositions designated the UZM-27 family. These include the UZM-27 and UZM-27HS which have unique structures. UZM-27 is a microporous composition which has ...
07/27/2010
7737314Production of high purity ethylbenzene from non-extracted feed and non-extracted reformate useful therein
A process for producing an ethylbenzene product having a purity of at least 99.50 percent based on the weight of ethylbenzene present in the product by the ethylation of the benzene present in non-extracted feed, e.g., non-extracted hydrocarbon composition. The non-...
06/15/2010
7737313Catalyst composition, the method of manufacturing, and the process of using thereof in hydrocarbon conversions
A catalyst composition comprises (a) a MCM-22 family molecular sieve; and (b) a binder, wherein the MCM-22 family molecular sieve is characterized by an average crystal agglomerate size of less than or equal to 16 microns. The catalyst composition may further have a...
06/15/2010
7718837Promotors for controlling acidity and pore size of zeolite catalysts for use in alkylation
A metal-modified alkylation catalyst including a metal/zeolite is provided where the metal is one or two selected from the group consisting of yttrium and a rare earth of the lanthanide series other than cerium. Where two metals are used, one may be Ce or La. The me...
05/18/2010
7718836Integrated process for the production of 2,6-dimethylnaphthalene
The present invention relates to an integrated process for the production of high purity 2,6-dimethylnaphthalene starting from hydrocarbon mixtures containing naphthalene and/or isomers of methylnaphthalene and/or isomers of dimethylnaphthalene and/or isomers of pol...
05/18/2010
7709692Process for the production of para-diethylbenzene
The present invention relates to a process for the selective production of para-diethyl benzene from a mixed aromatic feedstock containing ethyl benzene and at least one other aromatic compound selected from benzene, alkylated benzene having alkyl group with carbon ...
05/04/2010
7671248Process for producing sec-butyl benzene
A process for producing sec-butylbenzene comprises contacting a feed comprising benzene and ethylene under alkylation conditions with catalyst comprising (i) a molecular sieve having an X-ray diffraction pattern including d-spacing maxima at 12.4±0.25, 6.9±0.15, 3...
03/02/2010
7652184Alkylaromatics production
A process for alkylation of an alkylatable aromatic compound to produce a monoalkylated aromatic compound, comprising the steps of: (a) providing at least one reaction zone having a water content with at least one alkylation catalyst having an activity and a selecti...
01/26/2010
7649122Alkylaromatics production
A process for alkylation of an alkylatable aromatic compound to produce a monoalkylated aromatic compound, comprising the steps of (a) contacting at least one the alkylatable aromatic compound and at least one the alkylating agent with at least one molecular sieve c...
01/19/2010
7638667Hydrocarbon conversion processes using a catalyst comprising a UZM-8HS composition
Hydrocarbon conversion processes using a new family of zeolites identified as UZM-8HS are described. The UZM-8HS zeolite are derived from UZM-8 zeolites by treating the UZM-8 with a fluoro-silicate salt, an acid, etc. The UZM-8HS zeolites have unique x-ray diffracti...
12/29/2009
7638668Process for producing cumene
A process for producing cumene is provided which comprises the step of contacting benzene and propylene under at least partial liquid phase alkylating conditions with a particulate molecular sieve alkylation catalyst, wherein the particles of said alkylation catalys...
12/29/2009
7635793Aromatic alkylation with phosphorus-modified zeolite catalyst
A catalyst is formed from a phosphorus-containing ZSM-5-type zeolite. The ZSM-5-type zeolite has a silica/alumina molar ratio of at least 200. The phosphorus-containing ZSM-5-type zeolite also has a phosphorus content of at least 8% by weight of zeolite and has mult...
12/22/2009
7629498Process of manufacturing para-xylene
This disclosure relates to a process of manufacturing para-xylene, comprising (a) contacting a pygas feedstock and methylating agent with a catalyst under reaction conditions to produce a product having para-xylene, wherein the product has higher para-xylene content...
12/08/2009
7622622Process for the high yield production of monoalkylaromatics
Disclosed is a process and apparatus for alkylating light olefin with benzene at near but less than full conversion of the olefin. We have found that stopping below full conversion of the olefin maximizes yield of monoalkylbenzene. ...
11/24/2009
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