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US 5,334,465 AGranted
Method of making cadmium electrodes for alkaline batteries
AssigneeSorapec S.A.
InventorsGuy Bronoel, Thierry Potier, Noelle Tassin, Bernard Bugnet, Denis Doniat, Robert Rouget
Life of this patent
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Abstract
The cadmium negative electrode has a structure serving as a collector and made of nickel foam. The sponge is filled with a mixture cons mainly of cadmium oxide and contains nickel sulphate hexahydrate in the proportion of 1.8 to 2.7% by weight of the total mixture, expressed in the form of nickel.
Claims9
Method of manufacturing a cadmium negative electrode, comprising:
- preparing a mixture comprising cadmium oxide and between 8 to 12% nickel sulphate hexahydrate;
- and
- filling a nickel foam with said mixture.
Dependencies are inferred from the claim text.