Exxonmobil Chemical Patents Inc.

Exxonmobil Research and Engineering Company

Machteld M W Mertens

Matthew William Holtcamp

Quanchang Li

Gregory S Day

David Charles Calabro

Charles J Harlan

Gerardo J Majano Sanchez

Doron Levin

Scott Jeffrey Weigel

Matthew S Bedoya

Randall David Partridge

Paul Podsiadlo

Crisita Carmen H Atienza

Xuan Ye

David A Cano

Rohan A Hule

Hans K T Goris

Kiara M Benitez

Geraldine Tosin

Paul F Keusenkothen

John Robert Hagadorn

Jo Ann M Canich

Karl Gottlieb Strohmaier

Larry Lee Iaccino

Jane C Cheng

Luc R M Martens

Jean Willem Beeckman

David F Sanders

Georges M K Mathys

Mayank Shekhar

Suzzy C H Ho

Jeremy W Bedard

Anthony Go

Larry L Iaccino

Michelle E Titone

Robert T Carr

Karl G Strohmaier

Catalysts including at least one microporous material (e.g., zeolite), an organosilica material binder, and at least one catalyst metal are provided herein. Methods of making the catalysts, preferably without surfactants and processes of using the catalysts, e.g., for aromatic hydrogenation, are also provided herein.

Catalysts and methods of making the same

This invention relates in certain aspects to a process for removing oxygenates from a stream, preferably a hydrocarbon stream comprising contacting an organosilica material with the hydrocarbon steam, where the organosilica material is a polymer of at least one monomer of Formula [ZOZSiCH], wherein Zrepresents a hydrogen atom, a C-Calkyl group, or a bond to a silicon atom of another monomer and Zrepresents a hydroxyl group, a C-Calkoxy group, a C-Calkyl group or an oxygen atom bonded to a silicon atom of another monomer.

Organosilica materials for use as adsorbents for oxygenate removal

A catalyst system comprising a combination of: 1) an activator; 2) one or more metallocene catalyst compounds; 3) a support comprising an organosilica material, which may be a mesoporous organosilica material. The organosilica material may be a polymer of at least one monomer of Formula [ZOZSiCH](I), where Zrepresents a hydrogen atom, a C-Calkyl group, or a bond to a silicon atom of another monomer and Zrepresents a hydroxyl group, a C-Calkoxy group, a C-Calkyl group, or an oxygen atom bonded to a silicon atom of another monomer. This invention further relates to processes to polymerize olefins comprising contacting one or more olefins with the above catalyst system.

Olefin polymerization catalyst system comprising mesoporous organosilica support

Disclosed is a process for the conversion of acyclic Cfeedstock to a product comprising cyclic Ccompounds, such as for example, cyclopentadiene, and catalyst compositions for use in such process. The process comprising the steps of contacting said feedstock and, optionally, hydrogen under acyclic Cconversion conditions in the presence of a catalyst composition to form said product. The catalyst composition comprising a crystalline aluminosilicate having a constraint index of less than or equal to 5, and a Group 10 metal, and, optionally, a Group 11 metal, in combination with a Group 1 alkali metal and/or a Group 2 alkaline earth metal.

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A catalyst system comprising a combination of: 1) one or more catalyst compounds having at least one nitrogen linkage and at least one oxygen linkage to a transition metal; 2) a support comprising an organosilica material, which is a mesoporous organosilica material; and 3) an optional activator. Useful catalysts include ONNO-type transition metal catalysts, ONYO-Type transition metal catalysts, and/or oxadiazole transition metal catalysts. The organosilica material is a polymer of at least one monomer of Formula [z'OZ2 SiCH2]3(l), where Zrepresents a hydrogen atom, a C-Calkyl group, or a bond to a silicon atom of another monomer and Zrepresents a hydroxyl group, a C-Calkoxy group, a C-Calkyl group, or an oxygen atom bonded to a silicon atom of another monomer. This invention further relates to processes to polymerize olefins comprising contacting one or more olefins with the above catalyst system.

A catalyst system comprising a combination of: 1) one or more catalyst compounds comprising at least one nitrogen linkage; 2) a support comprising an organosilica material, which is a mesoporous organosilica material; and 3) an optional activator. Useful catalysts include pyridyldiamido transition metal complexes, HN5 compounds, and bis(imino)pyridyl complexes. The organosilica material is a polymer of at least one monomer of Formula [ZOZSiCH](1), where Zrepresents a hydrogen atom, a C-Calkyl group, or a bond to a silicon atom of another monomer and Zrepresents a hydroxyl group, a C1-Calkoxy group, a C-Calkyl group, or an oxygen atom bonded to a silicon atom of another monomer. This invention further relates to processes to polymerize olefins comprising contacting one or more olefins with the above catalyst system.

The invention relates to catalysts and their use in processes for conversion of hydrocarbon feedstock to a product comprising single-ring aromatic hydrocarbons having six or more carbon atoms, to the methods of making such catalysts, to processes for using such catalysts, and to apparatus and systems for carrying out such processes. One of more of the catalysts comprise a crystalline aluminosilicate having a Constraint Index in the range of 1 to 12, a first metal and/or a second metal, and at least one selectivating agent, such as, for example, an organo-silicate.

Catalyst and its use in hydrocarbon conversion process

A catalyst system comprising a combination of: 1) one or more catalyst compounds comprising at least one oxygen linkage, such as a phenoxide transition metal compound; 2) a support comprising an organosilica material, which may be a mesoporous organosilica material; and 3) an optional activator. Useful catalysts include biphenyl phenol catalysts (BPP). The organosilica material may be a polymer of at least one monomer of Formula [ZOZSiCH](I), where Zrepresents a hydrogen atom, a C-Calkyl group, or a bond to a silicon atom of another monomer and Zrepresents a hydroxyl group, a C-Calkoxy group, a C-Calkyl group, or an oxygen atom bonded to a silicon atom of another monomer. This invention further relates to processes to polymerize olefins comprising contacting one or more olefins with the above catalyst system.

This invention relates to a process to polymerize olefins comprising: i) contacting one or more olefins with a catalyst system comprising: 1) a support comprising an organoaluminum treated layered silicate and an inorganic oxide; and 2) a bisphenolate compound; and ii) obtaining olefin polymer having high molecular weight and layered silicate dispersed therein. Preferably the support is in the form of spheroidal particles.

Polymerization process using bis phenolate compounds supported on organoaluminum treated layered silicate supports

This invention relates to a process to polymerize olefins comprising: i) contacting one or more olefins with a catalyst system comprising: 1) a support comprising an organoaluminum treated layered silicate and an inorganic oxide; and 2) a pyridyldiamido compound; and ii) obtaining olefin polymer having high molecular weight and layered silicate dispersed therein. Preferably the support is in the form of spheroidal particles.

Polymerization process using pyridyldiamido compounds supported on organoaluminum treated layered silicate supports

In a process for the synthesis of a crystalline molecular sieve material having the EUO framework type, a synthesis mixture is provided suitable for the formation of an EUO framework type molecular sieve and comprising N,N,N,N',N&#x2032;,N&#x2032;-hexamethylhexanediammonium, Q, cations and a colloidal suspension of seed crystals of an EUO framework type molecular sieve. The synthesis mixture is crystallized and an EUO framework type molecular sieve in the form individual crystals and/or aggregates of crystals having an average size, d, as measured by laser scattering, of less than 15 &#x3bc;m is recovered from the synthesis mixture.

Synthesis of crystalline molecular sieves having the EUO framework type

The invention relates to an olefin oligomerization process comprising the steps of: i) contacting a feed comprising olefins and nitriles with a guard bed comprising eta alumina; and ii) contacting the feed obtained in step i) with an oligomerization catalyst under conditions suitable to oligomerize the olefins in the feed. It also relates to the use of a guard bed comprising eta-alumina for reducing the content of basic organic compounds in a hydrocarbon feed.

Olefin oligomerization process

The invention provides an olefin oligomerization process comprising the steps of: i) reducing the level of nitriles in an olefin feed by contacting the feed with a guard bed comprising gamma alumina having a surface area greater than 250 m/g; and ii) contacting the olefin feed obtained in step i) with an oligomerization catalyst under conditions suitable to oligomerize the olefins in the feed; wherein the gamma alumina used in step i) has been obtained from needle shaped boehmite.

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Boortmeerbeek, Belgium

Machteld M W Mertens