Ineos USA LLC

Ineos Europe Ag

Robert A Gustaferro

James F Brazdil

Michael J Seely

Mark A Toft

Charles James Besecker

Muin S Haddad

Kenneth Keckler

David Rudolph Wagner

Gregory A Norenberg

Robert P Hepfer

James Frank Brazdil, Jr

Louis R Trott

Steven J Rowe

A promoted VPO catalyst for the oxidation of n-butane to maleic anhydride wherein the catalyst comprises the mixed oxides of vanadium and phosphorus, niobium and at least one of antimony and bismuth, wherein the catalyst may be produced in a process comprising impregnating a VPO catalyst with a metal source compound of niobium and a metal source compound of at least one of antimony and bismuth, to form a metal impregnated VPO catalyst, and then drying the metal impregnated VPO catalyst to form the promoted VPO catalyst.

Catalyst for n-butane oxidation to maleic anhydride

A process for the preparation of a promoted VPO catalyst, wherein the catalyst comprises the mixed oxides of vanadium and phosphorus and wherein the catalyst is promoted with at least one of niobium, cobalt, iron, zinc, molybdenum or titanium, said process comprising the steps of In one embodiment, a niobium promoted VPO catalyst is prepared.

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

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 new reactor apparatus that can be used to carry out chemical reactions in a fluidized catalyst bed at high temperatures with reduced afterburning or other undesirable downstream side reactions.

Growing community of inventors

Naperville, IL, United States of America

Robert A Gustaferro