Gas diffusion electrodes for electrochemical cells with acid ele

Details Gas diffusion electrodes for electrochemical cells with acid ele Gas diffusion electrodes for electrochemical cells with acid ele

1976-12-13

1978-05-23

Mack, John H.

Chemistry: electrical current producing apparatus, product, and

Having earth feature

H01M 486, H01M 492

Patent

active

040911772

ABSTRACT:
A gas diffusion electrode for electrochemical cells with acid electrolytes, comprises a hydrophobic layer of gas permeable electrically conductive material having up to 0.2 mm of thickness and having pores with a most frequent pore diameter of about 1.8 microns, and a hydrophilic layer containing a catalyst which is closely bonded to the hydrophobic layer. The hydrophilic layer has pores with a most frequent pore diameter of 0.08 microns.

REFERENCES:
patent: 3276909 (1966-10-01), Moos
patent: 3457113 (1969-07-01), Deibert
patent: 3553022 (1971-01-01), Gregory
patent: 3733221 (1973-05-01), Sandler

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