The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2014
Filed:
Jul. 28, 2009
Charles J. Besecker, Batavia, IL (US);
Bhagya Chandra Sutradhar, Aurora, IL (US);
Mark A. Toft, Somonauk, IL (US);
James F. Brazdil, Glen Ellyn, IL (US);
Muin S. Haddad, Naperville, IL (US);
Christos Paparizos, Willoughby, OH (US);
Michael J. Seely, Naperville, IL (US);
Charles J. Besecker, Batavia, IL (US);
Bhagya Chandra Sutradhar, Aurora, IL (US);
Mark A. Toft, Somonauk, IL (US);
James F. Brazdil, Glen Ellyn, IL (US);
Muin S. Haddad, Naperville, IL (US);
Christos Paparizos, Willoughby, OH (US);
Michael J. Seely, Naperville, IL (US);
INEOS USA LLC, Lisle, IL (US);
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.