Li.sub.x CoO.sub.2 electrode for high-capacity cycle-stable seco

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode

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296231, 423594, H01M 458, H01M 600, C01G 4900

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active

056934351

ABSTRACT:
Li.sub.x CoO.sub.2 wherein x is about 1.00 to 1.15 is annealed at about 950.degree. C. to 1000.degree. C. for about 0.25 to 10 hours to yield a lithium intercalation material which is used in an electrode to provide a rechargeable battery having high specific capacity and the capability of maintaining such capacity over numerous operating charge/discharge cycles.

REFERENCES:
patent: 4567031 (1986-01-01), Riley
patent: 5196279 (1993-03-01), Tarascon
patent: 5211933 (1993-05-01), Barboux et al.
patent: 5296318 (1994-03-01), Gozdz et al.
patent: 5422203 (1995-06-01), Guyomard et al.
patent: 5425932 (1995-06-01), Tarascon
"Li.sub.x CoO.sub.2 (0<x<1) A New Cathode Material For Batteries Of High Energy Density", K. Mizushima et al., Mat. Res. Bull., 15, 1980, 783-789.
Mizushima et al., "LiXCoO2 (0<x<1): A New Cathode Material For Batteries of High Density", Mat. Res. Bull., vol. 15, pp. 783-789 1980.

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