Nickel positive electrode for alkaline storage battery and seale

Details Nickel positive electrode for alkaline storage battery and seale Nickel positive electrode for alkaline storage battery and seale

1995-05-12

1996-11-05

Nuzzolillo, Maria

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

429 59, 429101, 429219, 429220, 429223, H01M 402

Patent

active

055716369

ABSTRACT:
A nickel positive electrode for an alkaline storage battery includes an active material mixture and a conductive support. The active material mixture, which is composed mainly of nickel hydroxide, additionally contains nickel powder, a second powder compound and at least one of cobalt, cobalt hydroxide and cobalt oxide. The nickel powder has a specific surface area of from 0.1 to 3 m.sup.2 /g and an average particle diameter of from 0.1 to 15 micrometers, and the second powder compound contains at least one element including Ca, Sr, Ba, Cu, Ag or Y. A sealed nickel-hydrogen storage battery may incorporate the nickel positive electrode.

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