Highly stable fuel cell membranes and methods of making them

Details Highly stable fuel cell membranes and methods of making them Highly stable fuel cell membranes and methods of making them

B - Operations, Transporting

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B01D 71/36 (2006.01) B01D 69/14 (2006.01) C08J 5/22 (2006.01) C25B 13/08 (2006.01) H01M 8/10 (2006.01)

Patent

CA 2706584

A solid polymer electrolyte membrane having (a) an ion exchange material and (b) dispersed in said ion exchange material, a hydrogen peroxide decomposition catalyst bound to a carbon particle support, wherein the hydrogen peroxide decomposition catalyst comprises (i) polyvinylphosphonic acid and (ii) cerium.

L'invention concerne une membrane d'électrolyte polymère solide comportant (a) un matériau d'échange ionique et (b), disséminé dans le matériau d'échange ionique, un catalyseur de décomposition de peroxyde d'hydrogène lié à un support de particules de carbone, le catalyseur de décomposition de peroxyde d'hydrogène étant constitué (i) d'acide polyvinylphosphonique et (ii) de cérium.

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