Fuel cell with proton conducting membrane

Details Fuel cell with proton conducting membrane Fuel cell with proton conducting membrane

H - Electricity

01

M

H01M 8/10 (2006.01) C08J 5/22 (2006.01) H01M 2/14 (2006.01) H01M 4/88 (2006.01) H01M 8/16 (2006.01) H01M 4/92 (2006.01) H01M 16/00 (2006.01)

Patent

CA 2397536

The present invention provides improved, low-cost fuel cells having reduced fuel crossover, reduced sensitivity to metal ion impurities and ability to operate under a broad range of temperatures. The invention further provides improved methods for catalyst preparation and a new integrated flow field system for use in H2/O2 fuel cells.

L'invention concerne des piles à combustible améliorées à faible coût caractérisées par une transition de combustible réduite et par une plus faible sensibilité aux impuretés d'ions métalliques ainsi que par la capacité de fonctionner dans une plage de températures étendue. L'invention concerne également des procédés améliorés destinés à la préparation de catalyseurs et un nouveau système intégré de champ de courant, utilisé dans des piles à combustible à H¿2?/O¿2?.

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