Ineos USA LLC

Ineos Europe Ag

Bp Corporation North America Inc.

Other

Praxair Technology, Inc.

Charles James Besecker

Michael J Seely

Mark A Toft

James F Brazdil

Robert A Gustaferro

Muin S Haddad

Terry Joseph Mazanec

James Frank Brazdil, Jr

Ravi Prasad

Christos Paparizos

Jack C Chen

Erling Rytter

Hancun Chen

Bhagya Chandra Sutradhar

Chieh Cheng Chen

Earil T Robinson

Sean S-y Lin

Sherman J Xu

James Frank Brazdil Jr

A catalytic composition useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, and mixtures thereof. The catalytic composition comprises a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoters, with a desirable composition.

Selective ammoxidation catalysts

A catalytic composition and process useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, hydrogen cyanide and acetonitrile and mixtures thereof, wherein the catalyst exhibiting increased selectivity to hydrogen cyanide compared to prior art catalysts.

Ammoxidation catalyst with selective co-product HCN production

A catalytic composition useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, and mixtures thereof. The catalytic composition comprises a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoters, wherein the ratio of bismuth to cerium ratio in the composition is greater than or equal to 0.45 and less than or equal to 1.5.

A process for preparation of catalysts for the production of acrylonitrile, acetonitrile and hydrogen cyanide comprising contacting at an elevated temperature, propylene, ammonia and oxygen in the vapor phase in the presence of a catalyst, said catalyst comprising a complex of metal oxides wherein a heat-decomposable nitrogen containing compound is added during the process for the preparation of the catalyst.

Pre calcination additives for mixed metal oxide ammoxidation catalysts

The present invention comprises a method for preparing a mixed oxide catalyst for use in producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation in a gaseous phase via methods of contacting any one of the antimony compound, the molybdenum compound, and the vanadium compound with hydrogen peroxide prior to combining with source compounds for the remaining elements in the catalyst.

Method of making mixed metal oxide catalysts for ammoxidation and/or oxidation of lower alkane hydrocarbons

A catalytic composition useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, and mixtures thereof. The catalytic composition comprising a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoters, wherein the ratio of cerium to iron in the composition is greater than or equal to 0.8 and less than or equal to 5.

Attrition resistant mixed metal oxide ammoxidation catalysts

A process and novel catalyst for the production of acrylonitrile, acetonitrile and hydrogen cyanide characterized by the relative yields of acrylonitrile, acetonitrile and hydrogen cyanide produced in the process and by the catalyst, which are defined by the following:&#x3b1;=[(% AN+(3&#xd7;% HCN)+(1.5&#xd7;% ACN))&#xf7;% PC]&#xd7;100wherein % AN is the Acrylonitrile Yield and % AN&#x2267;81,

High efficiency ammoxidation process and mixed metal oxide catalysts

Olefins selected from the group consisting of propylene, isobutylene or mixtures thereof, are converted to acrylonitrile, methacrylonitrile, and mixtures thereof in a process comprising reacting in the vapor phase at an elevated temperature and pressure said olefin with a molecular oxygen containing gas and ammonia in the presence of a catalytic composition comprising a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoter elements, wherein the X-ray diffraction pattern of the catalytic composition has X-ray diffraction peaks at 2&#x3b8; angle 28&#xb1;0.3 degrees and 2&#x3b8; angle 26.5&#xb1;0.3 degrees, and wherein the ratio of the intensity of the most intense x-ray diffraction peak within 2&#x3b8; angle 28&#xb1;0.3 degrees to the intensity of most intense x-ray diffraction peak within 2&#x3b8; angle 26.5&#xb1;0.3 degrees is defined as X/Y, and wherein X/Y is greater than or equal to 0.7.

Mixed metal oxide ammoxidation catalysts

A process for the preparation of a catalyst comprising bismuth, molybdenum, iron, cerium and other promoter elements, wherein the elements in said catalyst are combined together in an aqueous catalyst precursor slurry, the aqueous precursor slurry so obtained is dried to form a catalyst precursor, and the catalyst precursor is calcined to form said catalyst, the process comprising:

Process for preparing improved mixed metal oxide ammoxidation catalysts

A catalytic composition useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, and mixtures thereof. The catalytic composition comprising a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoter elements, wherein the X-ray diffraction pattern of the catalytic composition has X-ray diffraction peaks at 2&#x3b8; angle 28&#xb1;0.3 degrees and 2&#x3b8; angle 26.5&#xb1;0.3 degrees, and wherein the ratio of the intensity of the most intense x-ray diffraction peak within 2&#x3b8; angle 28&#xb1;0.3 degrees to the intensity of most intense x-ray diffraction peak within 2&#x3b8; angle 26.5&#xb1;0.3 degrees is defined as X/Y, and wherein X/Y is greater than or equal to 0.7.

A composite oxygen ion transport element that has a layered structure formed by a dense layer to transport oxygen ions and electrons and a porous support layer to provide mechanical support. The dense layer can be formed of a mixture of a mixed conductor, an ionic conductor, and a metal. The porous support layer can be fabricated from an oxide dispersion strengthened metal, a metal-reinforced intermetallic alloy, a boron-doped MoSi-based intermetallic alloy or combinations thereof. The support layer can be provided with a network of non-interconnected pores and each of said pores communicates between opposite surfaces of said support layer. Such a support layer can be advantageously employed to reduce diffusion resistance in any type of element, including those using a different material makeup than that outlined above.

Composite oxygen ion transport element

An apparatus for separating oxygen from an oxygen-containing gas and facilitating a chemical reaction with the separated oxygen includes a mixed conducting membrane, a porous body, and a material for catalyzing the reaction. The mixed conducting membrane has respective oxidation and reduction surfaces and is made of a non-porous, gas-impermeable, solid material capable of simultaneously conducting oxygen ions and electrons. At least the membrane and the catalyzing material are non-reactive with each other or are physically separated from each other during oxygen separation and the chemical reaction. The apparatus can be embodied by tubes, and a plurality of such tubes can form part of a reaction vessel in which various chemical reactions can occur benefiting from the apparatus design.

Membrane systems containing an oxygen transport membrane and catalyst

A multi-phase solid electrolyte ion transport membrane comprising at least two phases wherein one of the phases comprises an oxygen ion single conductive material. The other phase comprises an electronically-conductive metal or metal oxide conducting phase is present in a low volume percentage. One method for achieving this result incorporates the minority phase into the powder from which the membrane is made by deposition of the metal or metal oxide from a polymer made by polymerizing a chelated metal dispersion in a polymerizable organic monomer or prepolymer. The multi-phase composition advantageously comprises a first phase of a ceramic material and a second phase of a metal or metal oxide bound to a surface of the ceramic material. A second method fabricates the membrane from a mixture of two powders one of which contains a mixture of the two phases.

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Batavia, IL, United States of America

Charles James Besecker