Process of making a cathode material for a secondary battery inc

Details Process of making a cathode material for a secondary battery inc Process of making a cathode material for a secondary battery inc

1989-05-31

1990-12-25

Walton, Donald L.

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429223, H01M 404

Patent

active

049800809

ABSTRACT:
A process of making a cathode material for a secondary battery including a lithium anode and application of said material.
A process of making a cathode material for a secondary electrochemical battery including a lithium anode, wherein said material corresponds to one of the formulas Li.sub.y Ni.sub.2-y O.sub.2 or LiNi.sub.1-x Co.sub.x O.sub.2, wherein y is a number ranging from 0.84 to 1.22 and x is a number ranging from 0.09 to 0.5, wherein the base is lithium hydroxide, nickel oxide or possibly cobalt oxide, in a powdered form in the desired stoichiometric ratio, and wherein it is heated in air at a temperature ranging from approximately 600.degree. C. to 800.degree. C.

REFERENCES:
patent: 4721513 (1988-01-01), Smith et al.
patent: 4770960 (1988-09-01), Nagaura et al.

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