Patents by Inventor Mark A. Toft

Mark A. Toft has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Selective ammoxidation catalysts
    Patent number: 10780427
    Abstract: 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.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: September 22, 2020
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • Ammoxidation catalyst with selective co-product HCN production
    Patent number: 10626082
    Abstract: 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.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: April 21, 2020
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Michael J Seely, Charles J Besecker, Sean S.-Y. Lin
  • SELECTIVE AMMOXIDATION CATALYSTS
    Publication number: 20190001310
    Abstract: 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.
    Type: Application
    Filed: September 5, 2018
    Publication date: January 3, 2019
    Applicant: INEOS EUROPE AG
    Inventors: JAMES F. BRAZDIL, Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • MIXED METAL OXIDE AMMOXIDATION CATALYSTS
    Publication number: 20180133699
    Abstract: 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 rubidium, bismuth, cerium, molybdenum, iron and other promoters, with a desirable composition.
    Type: Application
    Filed: November 10, 2017
    Publication date: May 17, 2018
    Applicant: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft
  • AMMOXIDATION CATALYST WITH SELECTIVE CO-PRODUCT HCN PRODUCTION
    Publication number: 20180099925
    Abstract: 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.
    Type: Application
    Filed: October 11, 2016
    Publication date: April 12, 2018
    Applicant: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Michael J Seely, Charles J Besecker, Sean S.-Y. Lin
  • Mixed metal oxide ammoxidation catalysts
    Patent number: 9844769
    Abstract: 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 rubidium, bismuth, cerium, molybdenum, iron and other promoters, with a desirable composition.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: December 19, 2017
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft
  • Mixed metal oxide catalysts
    Patent number: 9550729
    Abstract: Catalytic compositions are provided that are effective for providing increased acrylonitrile product without a significant decrease in hydrogen cyanide and/or acetonitrile production and provide an overall increase in production of acrylonitrile, hydrogen cyanide and acetonitrile. The catalytic compositions include a complex of metal oxides and include at least about 15% m-phase plus t-phase by weight and have a weight ratio of m-phase to m-phase plus t-phase of 0.45 or greater.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: January 24, 2017
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Stephen T. McKenna
  • MIXED METAL OXIDE CATALYSTS
    Publication number: 20160340296
    Abstract: Catalytic compositions are provided that are effective for providing increased acrylonitrile product without a significant decrease in hydrogen cyanide and/or acetonitrile production and provide an overall increase in production of acrylonitrile, hydrogen cyanide and acetonitrile. The catalytic compositions include a complex of metal oxides and include at least about 15% m-phase plus t-phase by weight and have a weight ratio of m-phase to m-phase plus t-phase of 0.45 or greater.
    Type: Application
    Filed: August 2, 2016
    Publication date: November 24, 2016
    Applicant: INEOS EUROPE AG
    Inventors: James F. BRAZDIL, Mark A. TOFT, Stephen T. MCKENNA
  • Mixed metal oxide catalysts
    Patent number: 9433929
    Abstract: Catalytic compositions are provided that are effective for providing increased acrylonitrile product without a significant decrease in hydrogen cyanide and/or acetonitrile production and provide an overall increase in production of acrylonitrile, hydrogen cyanide and acetonitrile. The catalytic compositions include a complex of metal oxides and include at least about 15% m-phase plus t-phase by weight and have a weight ratio of m-phase to m-phase plus t-phase of 0.45 or greater.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: September 6, 2016
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Stephen T. McKenna
  • MIXED METAL OXIDE AMMOXIDATION CATALYSTS
    Publication number: 20160175817
    Abstract: 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 rubidium, bismuth, cerium, molybdenum, iron and other promoters, with a desirable composition.
    Type: Application
    Filed: December 17, 2014
    Publication date: June 23, 2016
    Applicant: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft
  • Selective ammoxidation catalysts
    Patent number: 9358528
    Abstract: 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.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: June 7, 2016
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • Pre calcination additives for mixed metal oxide ammoxidation catalysts
    Patent number: 9295977
    Abstract: 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.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: March 29, 2016
    Assignee: INEOS USA LLC
    Inventors: James Frank Brazdil, Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
  • SELECTIVE AMMOXIDATION CATALYSTS
    Publication number: 20160059221
    Abstract: 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.
    Type: Application
    Filed: November 9, 2015
    Publication date: March 3, 2016
    Applicant: INEOS EUROPE AG
    Inventors: James F. Brazdil, Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • Selective ammoxidation catalysts
    Patent number: 9211527
    Abstract: 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.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: December 15, 2015
    Assignee: INEOS EUROPE AG
    Inventors: James F. Brazdil, Jr., Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • SELECTIVE AMMOXIDATION CATALYSTS
    Publication number: 20150343427
    Abstract: 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.
    Type: Application
    Filed: May 29, 2014
    Publication date: December 3, 2015
    Applicant: INEOS USA, LLC
    Inventors: James F. Brazdil, JR., Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • SELECTIVE AMMOXIDATION CATALYSTS
    Publication number: 20150343426
    Abstract: 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.
    Type: Application
    Filed: May 29, 2014
    Publication date: December 3, 2015
    Applicant: INEOS USA, LLC
    Inventors: James F. Brazdil, JR., Mark A. Toft, Charles J. Besecker, Michael J. Seely
  • PRE CALCINATION ADDITIVES FOR MIXED METAL OXIDE AMMOXIDATION CATALYSTS
    Publication number: 20140350282
    Abstract: 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.
    Type: Application
    Filed: August 11, 2014
    Publication date: November 27, 2014
    Applicant: INEOS USA LLC
    Inventors: James Frank Brazdil, Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
  • Pre calcination additives for mixed metal oxide ammoxidation catalysts
    Patent number: 8835666
    Abstract: 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.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: September 16, 2014
    Assignee: Ineos USA LLC
    Inventors: James Frank Brazdil, Jr., Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
  • PRE CALCINATION ADDITIVES FOR MIXED METAL OXIDE AMMOXIDATION CATALYSTS
    Publication number: 20140148610
    Abstract: 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.
    Type: Application
    Filed: November 26, 2012
    Publication date: May 29, 2014
    Applicant: INEOS USA LLC
    Inventors: James Frank Brazdil, JR., Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
  • Method of making mixed metal oxide catalysts for ammoxidation and/or oxidation of lower alkane hydrocarbons
    Patent number: 8658817
    Abstract: 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.
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: February 25, 2014
    Assignee: INEOS USA LLC
    Inventors: Charles J. Besecker, Bhagya Chandra Sutradhar, Mark A. Toft, James F. Brazdil, Muin S. Haddad, Christos Paparizos, Michael J. Seely