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Corrosion resistant PEM fuel cell

United States Patent

April 16, 2002
View the Complete Patent at the US Patent & Trademark Office
A PEM fuel cell having electrical contact elements comprising a corrosion-susceptible substrate metal coated with an electrically conductive, corrosion-resistant polymer containing a plurality of electrically conductive, corrosion-resistant filler particles. The substrate may have an oxidizable metal first layer (e.g., stainless steel) underlying the polymer coating.
Fronk; Matthew Howard (Honeoye Falls, NY), Borup; Rodney Lynn (East Rochester, NY), Hulett; Jay S. (Rochester, NY), Brady; Brian K. (North Chili, NY), Cunningham; Kevin M. (Romeo, MI)
General Motors Corporation (Detroit, MI)
09/ 456,478
December 7, 1999
The Government of the United States of America has rights in this invention pursuant to contract No. DE-AC02-90CH10435 awarded by the United States Department of Energy.