Uop Lcc

Erin Marie Broderick

Alakananda A Bhattacharyya

Susie C Martins

Avram Michael Buchbinder

Douglas A Nafis

Stuart Smith

Hayim Abrevaya

Alan Bart Levy

Lihao Tang

Kaitlin M DeSalvo

Shurong Yang

Paul T Barger

Beckay J Mezza

Francis Stephen Lupton

Peter K Coughlin

Andrea G Bozzano

Raymond Shih

Rodrigo J Lobo

Alakananda Bhattacharyya

A process is provided of treating a feed comprising polyethylene terephthalate comprising dissolving said feed in a polar solvent at a temperature between about 100 to 250&#xb0; C. to produce a dissolved feed; then adding an anti-solvent that is less polar than said polar solvent followed by cooling a resulting mixture resulting in precipitation of purified polyethylene terephthalate and then separation of solid purified polyethylene terephthalate from remaining liquids.

Solvent based approach to post-consumer recycling of polyethylene terephthalate

A method is provided for synthesizing an aromatic carboxylic acid compound comprising providing an aromatic compound or an aromatic compound with at least one carboxylic group; providing a metal hydroxide and at least one carboxylate to produce a mixture; and adding carbon dioxide to the mixture under pressures from about atmospheric to 1000 psig and sufficient heat for a time sufficient to produce aromatic carboxylic acid compounds. The aromatic carboxylic acid compounds may include terephthalic acid, naphthalic acid, thiophene dicarboxylic acid, pyridine dicarboxylic acid, carbazole dicarboxylic acid, and dibenzothiophene dicarboxylic acid.

Process for the synthesis of aromatic dicarboxylic acids

A process is provided for making a polymer comprising providing a mixture of at least one furandicarboxylic acid, at least one diol, and at least one C2-C3 dicarboxlic acid, ester derivatives of C2-C3 dicarboxylic acid, hydroxy fatty acid or ester derivative of a hydroxy fatty acid; adding a catalyst and processing said mixture at reaction conditions until a polymer product is produced. The polymer consists of random units based upon the starting materials that are used.

Polymers containing aromatic dicarboxylic acid

An alkylation process is described. The alkylation process includes contacting a feed comprising a paraffin or an aromatic with an olefin feed in the presence of a liquid Lewis acid catalyst in an alkylation reaction zone under alkylation conditions to form a reaction mixture comprising alkylation products and the liquid Lewis acid catalyst. The liquid Lewis acid catalyst is the liquid reaction product of a donor molecule and a metal halide. The alkylation products are separated from the liquid Lewis acid catalyst and recovered.

Alkylation processes using liquid Lewis acid catalysts

A hydrocarbon conversion process is described. The process involves contacting a hydrocarbon feed with a non-cyclic amide or thioamide based ionic liquid catalyst in a reaction zone under reaction conditions to form a mixture comprising reaction products, and the non-cyclic amide or thioamide based ionic liquid catalyst. Typical hydrocarbon conversion processes include alkylation, oligomerization, isomerization, disproportionation, and reverse disproportionation.

Hydrocarbon conversion processes using non-cyclic amide and thioamide based ionic liquids

Non-cyclic amide or thioamide based ionic liquids and methods of making them are disclosed. The non-cyclic amide or thioamide based ionic liquid comprises a cation and an anion and has the formula: 

Synthesis of non-cyclic amide and thioamide based ionic liquids

A process utilizing an ionic liquid is described. The process includes contacting a hydrocarbon feed with an ionic liquid component, the ionic liquid component comprising a mixture of a first ionic liquid and a viscosity modifier, wherein a viscosity of the ionic liquid component is at least about 10% less than a viscosity of the first ionic liquid.

Viscosity modifiers for decreasing the viscosity of ionic liquids

An alkylation process utilizing less than 10 vol % of a halometallate based ionic liquid catalyst is described. By decreasing the catalyst volume fraction, the level of subsequent undesirable reactions may be minimized. The total residence time is typically in the range of about 1 min to about 30 min. The alkylate typically has a research octane number of at least about 93, and the olefin conversion is typically at least about 96%.

Process for alkylation using low ionic liquid volume fraction

Lactamium based ionic liquids are described. They comprise at least one of:   

Synthesis of lactam based ionic liquid

Processes for removing sulfur and nitrogen contaminants from hydrocarbon streams are described. The processes include contacting the hydrocarbon stream comprising the contaminant with lean halometallate ionic liquid an organohalide resulting in a mixture comprising the hydrocarbon and rich halometallate ionic liquid comprising the contaminant. The mixture is separated to produce a hydrocarbon effluent and a rich halometallate ionic liquid effluent comprising the rich halometallate ionic liquid comprising the contaminant.

Contaminant removal from hydrocarbon streams with lewis acidic ionic liquids

Lactamium based ionic liquids and methods of making them are described. The ionic liquids comprise at least one of:  

Synthesis of N-derivatized lactam based ionic liquid

Processes for removing sulfur and nitrogen contaminants from hydrocarbon streams are described. The processes include contacting the hydrocarbon stream comprising the contaminant with lean carbenium pseudo ionic liquid or a combination of carbenium pseudo ionic liquid and ionic liquid to produce a mixture comprising the hydrocarbon and rich carbenium pseudo ionic liquid or carbenium pseudo ionic liquid and ionic liquid comprising the contaminant. The mixture is separated to produce a hydrocarbon effluent and a rich carbenium pseudo ionic liquid or carbenium pseudo ionic liquid and ionic liquid effluent comprising the rich carbenium pseudo ionic liquid or carbenium pseudo ionic liquid and ionic liquid comprising the contaminant.

Contaminant removal from hydrocarbon streams with carbenium pseudo ionic liquids

A method of quantifying an amount of Br&#xf8;nsted acid sites in an aluminum chloride-containing catalyst is described. The method involves adding a known amount of at least one silane or borane compound to the aluminum chloride-containing catalyst being analyzed. The Br&#xf8;nsted acid sites in the aluminum chloride-containing catalyst react with the silane or borane compound to form a silyl boryl compound, resulting in a catalyst phase and a hydrocarbon phase which contains the silyl or boryl compound. The amount of silyl or boryl compound in the hydrocarbon phase is measured. From the measured amount of silyl or boryl compound formed, the amount of Br&#xf8;nsted acid sites can be determined.

Method for quantitation of acid sites in acidic catalysts using silane and borane compounds

A method of quantifying an amount of Br&#xf8;nsted acid sites in an acidic ionic liquid is described. The method involves adding a known amount of at least one silane or borane compound to the acidic ionic liquid being analyzed. The Br&#xf8;nsted acid sites in the acidic ionic liquid react with the silane or borane compound to form a silyl or boryl compound, resulting in an ionic liquid phase and a hydrocarbon phase which contains the silyl or boryl compound. The amount of silyl or boryl compound in the hydrocarbon phase is measured. From the measured amount of silyl or boryl compound formed, the amount of Br&#xf8;nsted acid sites can be determined.

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Arlington Heights, IL, United States of America

Erin Marie Broderick