Silver(II) oxide cell and its manufacture

Details Silver(II) oxide cell and its manufacture Silver(II) oxide cell and its manufacture

1977-07-18

1978-07-18

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429219, H01M 1032

Patent

active

041017196

ABSTRACT:
A silver(II) oxide cell which comprises a positive electrode comprising a shaped body of silver(II) oxide as a positive active material, a negative electrode comprising zinc as a negative active material and an alkaline electrolyte, characterized in that the shaped body is a molding product of a composition comprising particles of which each particle comprises a core part of silver(II) oxide and a surface part of silver(I) oxide integrally and continuously provided around the core part, the weight ratio of the silver(II) oxide and the silver(I) oxide being from about 70 : 30 to 90 : 10. Such silver(II) oxide cell has large discharge capacity and shows a flat and even discharge characteristics without any substantial deterioration in performances on storage.

REFERENCES:
patent: 3615858 (1971-10-01), Soto-Krebs
patent: 3853623 (1974-10-01), Davis
patent: 3907598 (1975-09-01), Megahed
patent: 4003757 (1977-01-01), Lux et al.
patent: 4009056 (1977-02-01), Megahed et al.

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