Anode catalyst for fuel cells with polymer electrolyte membranes

Details Anode catalyst for fuel cells with polymer electrolyte membranes Anode catalyst for fuel cells with polymer electrolyte membranes

1998-12-17

2000-05-23

Bell, Bruce F.

Chemistry: electrical current producing apparatus, product, and

Having earth feature

429 44, 204290R, 204293, 502182, 502185, 502334, H01M 486

Patent

active

06066410&

ABSTRACT:
A platinum/ruthenium alloy catalyst that includes finely dispersed alloy particles on a powdery, electrically conductive carrier material. The catalyst is particularly resistant to carbon monoxide poisoning when the alloy particles display mean crystallite sizes of 0.5 to less than 2 nm.

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L. W. Niedrach, et al., "Electrocatalysts for Hydrogen/Carbon Monoxide Fuel Cell Anodes," Electrochemical Technology, vol. 5 (Jul./Aug. 1967), pp. 318-323.
M. Iwase, et al., "Optimized CO Tolerant Electrocatalysts for Polymer Electrolyte Fuel Cells," Electrochemical Society Proceedings, vol. 95-23, pp. 12-23. No Month/Year Available.

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