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:
Feb. 12, 2013
Filed:
Dec. 20, 2010
Applicants:
Peter Wilde, Meitingen, DE;
Rüdiger-bernd Schweiss, Augsberg, DE;
Inventors:
Peter Wilde, Meitingen, DE;
Rüdiger-Bernd Schweiss, Augsberg, DE;
Assignee:
SGL Carbon SE, Wiesbaden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A carbon-fiber-based gas diffusion layer (GDL) for use in polymer electrolyte membrane (PEM) fuel cells (FC) having structured hydrophilic properties, wherein materials with hydrophilic properties and selected from the group of metal oxides in an average domain size of 0.5 to 80 μm are present as hydrophilic wicks in the gas diffusion layer.