Method of preparing high capacity nickel electrode powder

Details Method of preparing high capacity nickel electrode powder Method of preparing high capacity nickel electrode powder

H - Electricity

01

M

319/81, 319/89

H01M 4/26 (2006.01) H01M 4/32 (2006.01)

Patent

CA 1053325

ABSTRACT OF THE DISCLOSURE An electrode plate is made by loading a supporting porous metallic plaque with active battery material made by: (1) hydrolyzing the reaction product of a starting material comprising an admixture of Ni oxide and effective amounts of sodium peroxide fused at temperatures between about 800°C- 1150°C, the hydrolyzed solid reaction product containing electrochemically active Ni hydrated oxides and hydroxide forms, (2) if desirable, drying the product below about 65°C, and (3) adding, at some step in the method, an amount of cobalt containing additive effective to provide about 2- 12 wt% total Co in the active battery material based on Ni oxide plus Co content.

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