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:
Aug. 02, 2016
Filed:
Apr. 10, 2015
Applicants:
Archer Daniels Midland Company, Decatur, IL (US);
Washington State University, Pullman, WA (US);
Inventors:
Junming Sun, Pullman, WA (US);
Changjun Liu, Pullman, WA (US);
Yong Wang, Pullman, WA (US);
Kevin Martin, Mt. Zion, IL (US);
Padmesh Venkitasubramanian, Forsyth, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/25 (2006.01); C07C 45/35 (2006.01); C07C 1/20 (2006.01); C07C 1/207 (2006.01);
U.S. Cl.
CPC ...
C07C 51/252 (2013.01); C07C 1/20 (2013.01); C07C 1/2074 (2013.01); C07C 1/2078 (2013.01); C07C 45/35 (2013.01); C07C 2521/06 (2013.01); C07C 2523/06 (2013.01);
Abstract
Processes are described for making methacrylic acid via methacrolein from a biobased isobutene, wherein the biobased isobutene is prepared from ethanol or from acetic acid in the presence of a ZnZrOmixed oxide catalyst, the biobased isobutene is oxidized to methacrolein and the methacrolein is further oxidized to methacrylic acid.