Ruthenium coated cathodes

Details Ruthenium coated cathodes Ruthenium coated cathodes

1974-09-16

1976-08-10

Mack, John H.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204 98, 204128, 204252, 204258, 204290R, 204290F, C25B 114, C25B 126, C25B 900, C25B 1104

Patent

active

039740587

ABSTRACT:
Composite cathodes comprising a metal substrate having thereon an intermediate coating of cobalt and an overcoating of ruthenium for use in electrolytic cells for the electrolysis of aqueous alkali metal halide solutions reduces the cell voltage requirements in comparison to the conventional ferrous metal cathodes traditionally used in such cells.

REFERENCES:
patent: 1427171 (1922-08-01), Smith
patent: 2719797 (1955-10-01), Rosenblatt et al.
patent: 2967807 (1961-01-01), Osborne et al.
patent: 3219563 (1965-11-01), Collins et al.
patent: 3282808 (1966-11-01), Kandler
patent: 3441495 (1969-04-01), Colman
patent: 3849281 (1974-11-01), Bennett et al.

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