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:
Sep. 02, 2008
Filed:
Jul. 19, 2001
Applicants:
Matthias Binder, Hasselrogh-Niedermittlau, DE;
Ralf Zuber, Grossostheim, DE;
Markus Vogt, Frankfurt, DE;
Gerhard Heinz, Hasselroth-Niedermittlau, DE;
Inventors:
Matthias Binder, Hasselrogh-Niedermittlau, DE;
Ralf Zuber, Grossostheim, DE;
Markus Vogt, Frankfurt, DE;
Gerhard Heinz, Hasselroth-Niedermittlau, DE;
Assignee:
Unicore AG & Co. KG, Hanau - Wolfgang, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/90 (2006.01); H01M 4/86 (2006.01); H01M 4/88 (2006.01); H01M 8/02 (2006.01); H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A membrane electrode assembly for polymer electrolyte fuel cells consisting of a polymer electrolyte membrane, both faces of which are in contact with porous reaction layers and gas distributor layers. The reaction layers contain noble metal catalysts supported on carbon and a proton-conducting polymer, a so-called ionomer. At least one of the two reaction layers also contains a noble metal black.