Lithium-ion rechargeable battery with negative electrode...

Details Lithium-ion rechargeable battery with negative electrode... Lithium-ion rechargeable battery with negative electrode...

2004-06-02

2009-06-23

Ruthkosky, Mark (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

C429S231400, C429S231950

Reexamination Certificate

active

07550232

ABSTRACT:
A lithium-ion rechargeable battery, comprising a positive electrode capable of absorbing and desorbing lithium ions, a negative electrode capable of absorbing and desorbing lithium ions, a separator interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte, wherein the negative electrode comprises a negative electrode current collector and a negative electrode material mixture layer carried on the negative electrode current collector, the negative electrode material mixture layer comprises graphite and carbon nano-tubes, and an amount of the carbon nano-tubes in the negative electrode material mixture layer is not smaller than 0.1 part by weight and not larger than 10 parts by weight, per 100 parts by weight of the graphite.

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Japanese Office Action issued in Japanese Patent Application No. JP 2003-163739, dated on Mar. 6, 2008.

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