Non-aqueous electrolyte secondary battery

Details Non-aqueous electrolyte secondary battery Non-aqueous electrolyte secondary battery

1997-12-18

2000-09-26

Nuzzolillo, Maria

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

429226, 429227, 429228, 429229, 4292311, 4292312, 4292313, 4292315, 42923195, H01M 460

Patent

active

061240575

ABSTRACT:
The present invention provides a non-aqueous electrolyte secondary battery having an anode active material with a high capacity and excellent cycle characteristics. The active material comprises a salt of a metal or a semi-metal and a compound selected from the group consisting of oxo-acids, thiocyanic acid, cyanogen, and cyanic acid, wherein each said oxo-acid comprises an element selected from the group consisting of nitrogen, sulfur, carbon, boron, phosphorus, selenium, tellurium, tungsten, molybdenum, titanium, chromium, zirconium, niobium, tantalum, manganese, and vanadium, salts of said oxo-acids of phosphorus and boron being restricted to hydrogenphosphates and hydrogenborates.

REFERENCES:
patent: 4913988 (1990-04-01), Langan
patent: 5284721 (1994-02-01), Beard
patent: 5474861 (1995-12-01), Bito et al.
patent: 5595841 (1997-01-01), Suzuki
patent: 5618640 (1997-04-01), Idota et al.

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