Method of making gas diffusion electrodes for electrochemical ce

Details Method of making gas diffusion electrodes for electrochemical ce Method of making gas diffusion electrodes for electrochemical ce

1977-05-23

1978-08-01

Mack, John H.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

429 27, H01M 488

Patent

active

041041976

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 0.09 microns.

REFERENCES:
patent: 3457113 (1969-07-01), Deibert

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