Cobalt treatment of nickel composite electrode surfaces

Details Cobalt treatment of nickel composite electrode surfaces Cobalt treatment of nickel composite electrode surfaces

1985-05-29

1986-06-17

Tufariello, T. M.

Chemistry: electrical and wave energy

Processes and products

H01M 1044

Patent

active

045954631

ABSTRACT:
A process for introducing a cobalt additive into a nickel active materialntered nickel-coated graphite fiber plaque composite electrode in which the electrode is (1) soaked in a solution of cobalt nitrate, cobalt sulfate, cobalt chloride, or cobalt acetate in water or a mixture of water and methanol, ethanol or n-propanol, and (2) a cathodic current having a density of from about 10 to about 200 mA/cm.sup.2 is applied across the composite electrode for from 5 to 600 seconds.

REFERENCES:
patent: 3507699 (1970-04-01), Pell
patent: 3579385 (1971-05-01), Feduska
patent: 3852112 (1974-12-01), Turner
patent: 4215190 (1980-07-01), Ferrando
patent: 4292143 (1981-09-01), Seiger

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