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:
Jan. 31, 2023
Filed:
Feb. 20, 2005
Thomas Schmidt, Frankfurt, DE;
Oemer Uensal, Mainz, DE;
Mathias Weber, Rüsselsheim, DE;
Isabel Kundler, Königstein, DE;
Gordon Calundann, North Plainfield, NJ (US);
Jochen Baurmeister, Eppstein, DE;
Thomas Schmidt, Frankfurt, DE;
Oemer Uensal, Mainz, DE;
Mathias Weber, Rüsselsheim, DE;
Isabel Kundler, Königstein, DE;
Gordon Calundann, North Plainfield, NJ (US);
Jochen Baurmeister, Eppstein, DE;
BASF FUEL CELL GMBH, Ludwigshafen, DE;
Abstract
The present invention relates to a membrane electrode unit comprising a polymer membrane doped with a mineral acid as well as two electrodes, characterized in that the polymer membrane comprises at least one polymer with at least one nitrogen atom and at least one electrode comprises a catalyst which is formed from at least one precious metal and at least one metal less precious according to the electrochemical series.