Edge seal for a porous gas distribution plate of a fuel cell

Details Edge seal for a porous gas distribution plate of a fuel cell Edge seal for a porous gas distribution plate of a fuel cell

H - Electricity

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319/1, 400/5924

H01M 8/04 (2006.01) C08K 3/32 (2006.01) C08L 27/18 (2006.01) C08L 71/02 (2006.01) C09K 3/12 (2006.01) H01M 8/02 (2006.01)

Patent

CA 1202063

PATENT APPLICATION PAPERS OF HAIM FEIGENBAUM, SHELDON PUDICK & RAJINDAR SINGH FOR: EDGE SEAL FOR A POROUS GAS DISTRIBUTION PLATE OF A FUEL CELL ABSTRACT OF THE DISCLOSURE In an improved seal for a gas distribution plate of a fuel cell, a groove is provided extending along an edge of the plate. A member of resinous mate- rial is arranged within the groove and a paste compris- ing an immobilized acid is arranged surrounding the member and substantially filling the groove. The seal, which is impervious to the gas being distributed, is resistant to deterioration by the electrolyte of the cell.

437916

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