Research Triangle Institute

Basf Se Corporation

University of the Basque Country

Marty Lail

Luke Coleman

Mustapha Soukri

Ignacio Luz Minguez

Brian Scott Turk

Jian-ping Shen

Paul David Mobley

Luke James Ivor Coleman

Qinghe Zheng

Kelly E Amato

Jonathan Peters

Raghubir Prasad Gupta

Shaojun James Zhou

Jason S Norman

Laura Douglas

Aravind Villava Rayer Rabindran

Lora Goon Toy

Torsten Katz

Christian Riemann

John R Carpenter

Karsten Bartling

Samuel John Thompson

Jak Tanthana

Sameer Parvathikar

Michael Carpenter

Sean Taylor Rigby

Iker Aguirrezabal

Pedro Luis Arias

Sree Nandita Akunuri

Elliot Reid

Joshua J Hlebak

Jian-Ping Shen

A solvent system for the removal of acid gases from mixed gas streams is provided. Also provided is a process for removing acid gases from mixed gas streams using the disclosed solvent systems. The solvent systems may be utilized within a gas processing system.

Regenerable solvent mixtures for acid-gas separation

A suspension comprises a nano-crystalline metal organic framework suspended in a polymeric solution. The nano-crystalline metal organic framework comprises micropores having an average diameter in the range of 0.5-5 nm, and the nano-crystalline metal organic framework is substantially homogenously dispersed in the polymeric solution, which comprises a first polymeric material dissolved in a non-aqueous solvent.

Method of making colloidal suspensions of metal organic frameworks in polymeric solutions and uses thereof

A method, comprising i) contacting an aqueous solution of an organic ligand salt of the formula A(L) with a mesoporous material (MPM) to form an impregnated mesoporous salt material of the formula A(L)/MPM, ii) treating the impregnated mesoporous salt material with an aqueous acidic solution to form an impregnated mesoporous acid material of the formula H(L)/MPM, iii) contacting an aqueous solution of a metal precursor of the formula M(B)with the impregnated mesoporous acid material to form an impregnated mesoporous metal organic framework precursor of the formula [M(B)][H(L)]/MPM, and iv) at least one of 1) heating the impregnated mesoporous metal organic framework precursor in the absence of a solvent or 2) exposing the impregnated mesoporous metal organic framework precursor to a volatile vapor in the absence of a solvent such that the heating or the exposing forms a hybrid material of the formula (ML)/MPM, wherein the hybrid material comprises a nano-crystalline metal organic framework (MOF) embedded within the mesoporous material.

Solid-state crystallization of metal organic frameworks within mesoporous materials methods and hybrid materials thereof

A method for making a metal organic framework suspension is described herein. The method includes providing a hybrid material comprising a nano-crystalline metal organic framework comprising micropores and a mesoporous polymeric material comprising mesopores, wherein the nano-crystalline metal organic framework is homogeneously dispersed and substantially present only within the mesopores or void spaces of the mesoporous polymeric material; and wherein the hybrid material has a weight percentage of the metal organic framework in the range of 5-50% relative to the total weight of the hybrid material. The method includes contacting the hybrid material with a solvent in which the mesoporous polymeric material is soluble, thereby forming a polymeric solution in which the nano-crystalline metal organic framework is substantially homogeneously dispersed and suspended.

A carbon dioxide reduction reaction electrocatalyst comprises a pyrolyzed copper-based metal-organic framework (MOF) that produces isopropanol from electrochemical reduction of carbon dioxide. A process for producing isopropanol from electrochemical reduction of carbon dioxide comprises applying a potential in an electrochemical cell in the range of about &#x2212;2V to about &#x2212;3V versus a silver chloride electrode.

Method of producing isopropanol from electrochemical reduction of carbon dioxide and related copper-based electrocatalysts

Described herein is a catalytic reaction process including introducing one or more gas-phase reactants into a reactor comprising a microporous catalyst having a pore size less than or equal to 2 nm and adjusting the temperature and/or the pressure of the reactor such that one or more of the gas-phase reactants condense within the micropores of the catalyst thereby causing the catalytic reaction to take place in a liquid phase. Additionally, a process for engineering defects on a carboxylate-based metal organic framework (MOF) catalyst is described. The process includes providing a carboxylate-based MOF catalyst; and heating the carboxylate-based MOF catalyst in an inert gas atmosphere at temperatures between about 150&#xb0; C. and about 900&#xb0; C.

Reaction process involving capillary condensation within a microporous catalyst

A method, comprising i) contacting an aqueous solution of an organic ligand salt of the formula A(L) with a mesoporous material (MPM) to form an impregnated mesoporous salt material of the formula A(L)/MPM, ii) treating the impregnated mesoporous salt material with an aqueous acidic solution to form an impregnated mesoporous acid material of the formula H(L)/MPM, iii) contacting an aqueous solution of a metal precursor of the formula M(B)y with the impregnated mesoporous acid material to form an impregnated mesoporous metal organic framework precursor of the formula [M(B)][H(L)]/MPM, and iv) at least one of 1) heating the impregnated mesoporous metal organic framework precursor in the absence of a solvent or 2) exposing the impregnated mesoporous metal organic framework precursor to a volatile vapor in the absence of a solvent such that the heating or the exposing forms a hybrid material of the formula (ML)/MPM, wherein the hybrid material comprises a nano-crystalline metal organic framework (MOF) embedded within the mesoporous material.

The disclosure provides an apparatus, as well as associated systems and methods for removing acid gas components from gas streams. The disclosure provides a rotating packed bed (RPB)-based absorber with a non-aqueous liquid solvent contained therein for treatment of the gas streams, wherein the non-aqueous liquid solvent captures acid components from the gas stream. Various advantages, e.g., with respect to spatial considerations and associated expenses can be realized using the apparatus, systems, and methods described herein.

Non-aqueous solvent COcapture in rotating packed bed

The present disclosure provides perovskite catalytic materials and catalysts comprising platinum-group metals and perovskites. These catalysts may be used as oxygen storage materials with automotive applications, such as three-way catalysts. They are also useful for water or COreduction, or thermochemical energy storage.

Perovskite catalysts and uses thereof

The present disclosure provides methods to use calcium cobalt zirconium perovskites as oxygen-selective sorbents for the separation of oxygen from a gas mixture such as air. Systems and high temperature oxygen detectors are also provided. In a preferred embodiment, the perovskite is configured as a membrane.

Calcium cobalt zirconium perovskites as oxygen-selective sorbents for gas separation

The present disclosure provides methods of making confined nanocatalysts within mesoporous materials (MPMs). The methods utilize solid state growth of nanocrystalline metal organic frameworks (MOFs) followed by controlled transformation to generate nanocatalysts in situ within the mesoporous material. The disclosure also provides applications of the nanocatalysts to a wide variety of fields including, but not limited to, liquid organic hydrogen carriers, synthetic liquid fuel preparation, and nitrogen fixation.

Method of making confined nanocatalysts within mesoporous materials and uses thereof

The disclosure provides methods and systems for decreasing nitrosamine content, e.g., in the context of non-aqueous solvent systems. It includes a method including receiving a non-aqueous solvent system and contacting the non-aqueous solvent system with a composition including one or more alkoxides to give a treated solvent system having a nitrosamine content that is lower than the starting nitrosamine content. Similarly, it includes a system including a first unit configured to remove undesirable components from a gas stream; a second unit holding a composition including one or more alkoxides, and a conduit to connect these units.

Nitrosamine decomposition

The present disclosure provides mixed molybdenum oxide catalysts, methods for preparing epoxides from olefins and CO2 using them, and methods of making the mixed molybdenum oxide catalysts by impregnation or co-precipitation. In a preferred embodiment, the mixed molybdenum oxide catalysts are silver/molybdenum oxide catalysts, ruthenium/molybdenum oxide catalysts, or a combination thereof.

Growing community of inventors

Raleigh, NC, United States of America

Marty Lail