Pretreatment and start-up of electrolytic cell membranes

Details Pretreatment and start-up of electrolytic cell membranes Pretreatment and start-up of electrolytic cell membranes

1975-08-13

1976-10-12

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

204128, 204296, C25B 116, C25B 126, C25B 1300, C25B 1500

Patent

active

039856313

ABSTRACT:
Cation-exchange membranes for use in the electrolysis of alkali metal chloride solutions are treated in order to introduce hydrated alkali metal ions throughout the membrane and are subsequently installed in a cell and subjected to an applied voltage not in excess of about 6.5 to 8.5, passage of current and electrolysis occurring immediately.

REFERENCES:
patent: 2967807 (1961-01-01), Osborne et al.
patent: 3689438 (1972-09-01), Bourat et al.
patent: 3773634 (1973-11-01), Stacey et al.

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