Secondary battery

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

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Details

4292311, 4292318, H01M 438

Patent

active

059224916

ABSTRACT:
A secondary battery having a large capacity, and a preferable characteristics in both rapid charging and rapid discharging comprises a positive electrode a negative electrode, and an electrolyte which separates said electrodes, in which any one of the positive electrode or negative electrode contains particles composed of a material contributing to a charge-discharge reaction, and the particles comprise at least two phases and fine pores which are formed by dissolving at least one of the phases.

REFERENCES:
patent: 5028500 (1991-07-01), Fong et al.
patent: 5366831 (1994-11-01), Watada et al.
Patent Abstracts of Japan, vol. 018, No. 167 (E-1528), Mar. 22, 1994.

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