The Standard Oil Company

Ineos USA LLC

Ineos Europe Ag

Bp Corporation North America Inc.

Horizons Incorporated, a Division of Horizons Research Incorporated

Michael J Seely

Dev D Suresh

Maria Strada Friedrich

Christos Paparizos

Mark A Toft

Charles James Besecker

James F Brazdil

Sanjay Purushottam Godbole

Robert A Gustaferro

Tama Lee Drenski

Muin S Haddad

Robert K Grasselli

Wilfrid G Shaw

Edward J Sockell

Kenneth P Keckler

Louis R Trott

Albert R Shuki

Kenneth L Bigler

Steve J Miko

Hector L Casal

Stephen C Jevne

Vincent G Reiling

Paul E Bott

Frank John Kocjancic

James Frank Brazdil, Jr

Jean A Baldwin

Linda L Nero

Nazaneen Asker

Patrick E Mosier

Mark C Cesa

Robert A Dubbert

Robert J Zagata

Bhagya Chandra Sutradhar

Charles J Besecker

Mark R Bruce

Steven J Rowe

Frank J Kojancic

Ying Wu

Thomas C Peterson

Sean S-y Lin

Tai C Yang

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 process for the conversion of a hydrocarbon selected from the group consisting of propylene, isobutylene, propane, isobutane or mixtures thereof, to acrylonitrile, methacrylonitrile, or mixtures thereof, the process comprising the step of reacting in the vapor phase at an elevated temperature and pressure said hydrocarbon with a molecular oxygen-containing gas and ammonia, in the presence of a molybdenum-based ammoxidation catalyst and a catalyst modifier, wherein said catalyst modifier comprises a molybdate or a polymolybdate of at least one element M selected from the group consisting of cesium, rubidium, potassium, sodium, thallium, lithium, nickel, cobalt, iron, chromium, copper, magnesium, manganese, cerium and phosporus, and wherein the ratio of the M elements to Mo in the molybdate or polymolybdate is greater than the ratio for these M elements to Mo in the molybdenum-based catalyst. The catalyst modifier is useful in modifying the performance of molybdenum-based catalyst and inhibiting molybdenum oxide loss for such catalysts.

In situ modification of molybdenum-based catalysts

A catalyst comprising a complex of catalytic oxides comprising potassium, cesium, cerium, chromium, cobalt, nickel, iron, bismuth, molybdenum, wherein the relative ratios of these elements is represented by the following general formulaAKCsCeCrCoNiXFeBiMoOwherein

Catalyst for the manufacture of acrylonitrile

A catalyst comprising a complex of catalytic oxides comprising rubidium, cerium, chromium, iron, bismuth, molybdenum, and at least one of nickel or nickel and cobalt, optionally magnesium, and optionally one of phosphorus, antimony, tellurium, sodium, lithium, potassium, cesium, thallium, boron, germanium, tungsten calcium, wherein the relative ratios of these elements are represented by the following general formula:RbCeCrMgAFeBiYMoOwherein A is Ni or the combination of Ni and Co,

Growing community of inventors

Plainfield, IL, United States of America

Michael J Seely