Highly durable electrode catalyst layer

H - Electricity – 01 – M

Patent

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Details

H01M 4/86 (2006.01) H01M 8/02 (2006.01) H01M 8/10 (2006.01)

Patent

CA 2591870

An electrode catalyst layer characterized by comprising composite particles comprising electrode catalyst particles supported on electrically conductive particles, a perfluorocarbonsulfonic acid resin (component A) and a polyazole compound (component B), the content of the composite particles being 20 to 95% by mass, the total mass of component A and component B being 5 to 80% by mass, the mass ratio between component A and component B (A/B) being 1 to 999.

La présente invention concerne une couche de catalyseur pour électrode caractérisée en ce qu'elle comprend des particules composites comprenant des particules de catalyseur pour électrode supportées sur des particules électroconductrices, une résine d~acide perfluorocarbonsulfonique (composant A) et un composé de polyazole (composant B), la teneur en particules composites allant de 20 à 95 % en masse, la masse totale du composant A et du composant B allant de 5 à 80 % en masse, le rapport de masse entre le composant A et le composant B (A/B) étant de 1 à 999.

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