Oxygen permeable membrane

Details Oxygen permeable membrane Oxygen permeable membrane

1985-02-25

1986-07-08

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

Vacuum arc discharge coating

204192C, 204282, 204283, 204295, 204296, 204432, C23C 1400

Patent

active

045991570

ABSTRACT:
There is disclosed a composite membrane and an air electrode for use in hydrogen-oxygen fuel cells, metal-air cells and oxygen sensors. The composite membrane includes a porous membrane having micropores with a thin layer affixed thereto. The thin layer having metallic oxide in a carbon matrix, so that oxygen gas is able to permeate therethrough, but water vapor in air is not allowed to permeate therethrough.

REFERENCES:
patent: 4272353 (1981-06-01), Lawrance et al.
patent: 4326927 (1982-04-01), Stetter et al.
patent: 4400242 (1983-08-01), Albery et al.
patent: 4419202 (1983-12-01), Gibson
patent: 4421579 (1983-12-01), Covitch et al.
"Thin Film Processes" by J. L. Vossen et al., Academic Press, 1978, p. 48.

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