Sintered electrodes with electrocatalytic coating

Chemistry: electrical and wave energy – Processes and products

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204 67, 204 98, 204100, 204106, 204129, 204242, 204243R, 204290F, C25B 1108, C25C 504

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active

041464389

ABSTRACT:
Sintered electrodes for electrolytic processes comprising a self-sustaining body or matrix of sintered powders of an oxycompound of at least one metal selected from the group consisting of titanium, tantalum, zirconium, vanadium, niobium, hafnium, aluminum, silicon, tin, chromium, molybdenum, tungsten, lead, manganese, beryllium, iron, cobalt, nickel, platinum, palladium, osmium, iridium, rhenium, technetium, rhodium, ruthenium, gold, silver, cadmium, copper, zinc, germanium, arsenic, antimony, bismuth, boron, scandium and metals of the lanthanide and actinide series and at least one electroconductive agent, the said electrodes being provided over at least a portion of their surface with at least one electrocatalyst for electrolysis reaction and bipolar electrodes, electrolytic cells containing said electrodes and electrolytic processes using the said electrodes as anodes and/or electrodes. Oxycompounds include oxides, multiple oxides, mixed oxides, oxyhalides and oxycarbides and mixtures thereof.

REFERENCES:
patent: 3632498 (1972-01-01), Boer
patent: 3804740 (1974-04-01), Welch
patent: 3810770 (1974-05-01), Bianchi et al.
patent: 3846273 (1974-11-01), Bianchi et al.
patent: 3926751 (1975-12-01), DE Nora et al.
patent: 3930967 (1976-01-01), Alder
patent: 4039401 (1977-08-01), Yamada et al.

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