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.

Date of Patent:
Nov. 19, 2024

Filed:

Dec. 20, 2019
Applicant:

Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno, 's-Gravenhage, NL;

Inventors:

Johan Urbanus, 's-Gravenhage, NL;

Marc Crockatt, 's-Hertogenbosch, NL;

Earl Lawrence Vincent Goetheer, Mol, BE;

Roman Latsuzbaia, Delft, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/235 (2006.01); C25B 3/07 (2021.01); C25B 3/23 (2021.01); C25B 11/04 (2021.01); C25B 11/042 (2021.01); C25B 11/052 (2021.01);
U.S. Cl.
CPC ...
C07C 51/235 (2013.01); C25B 3/07 (2021.01); C25B 3/23 (2021.01); C25B 11/04 (2013.01); C25B 11/042 (2021.01); C25B 11/052 (2021.01);
Abstract

The invention is directed to a process for the preparation of maleic acid or a derivative thereof. Said process comprising an electrochemical oxidation of a furoic acid compound into maleic acid in an electrolyte solution; and optionally further comprising a step of reacting the maleic acid to the derivative thereof. In an alternative embodiment, said process comprising a first step comprising an electrochemical oxidation in an electrolyte solution of a furanic compound into one or more intermediates; followed by a second step comprising a chemo-catalytic oxidation of said intermediates to provide maleic acid or a derivative thereof.


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