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:
May. 07, 2024
Filed:
May. 26, 2021
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Frank Weinelt, Billerbeck, DE;
Franz-Erich Baumann, Duelmen, DE;
Siegfried R. Waldvogel, Gau-Algesheim, DE;
Anna-Lisa Rauen, Mainz, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/16 (2006.01); C07C 51/31 (2006.01); C25B 3/07 (2021.01); C25B 3/23 (2021.01); C25B 9/15 (2021.01); C25B 11/031 (2021.01); C25B 11/047 (2021.01);
U.S. Cl.
CPC ...
C25B 3/23 (2021.01); C25B 3/07 (2021.01); C25B 9/15 (2021.01); C25B 11/031 (2021.01); C25B 11/047 (2021.01);
Abstract
A method for the electrochemical preparation of alkanedicarboxylic acids involves a ring-opening oxidation with a doped Ni(O)OH foam electrode in an aqueous alkaline solution.