Secondary battery

H - Electricity – 01 – M

Patent

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H01M 10/40 (2006.01) H01M 4/02 (2006.01) H01M 4/40 (2006.01) H01M 4/58 (2006.01) H01M 4/66 (2006.01) H01M 4/04 (2006.01) H01M 4/36 (2006.01) H01M 4/62 (2006.01)

Patent

CA 1311013

Abstract: There is disclosed a secondary battery having a negative electrode composed of an active substance and a carrier carrying the active substance, which comprises the active substance is lithium or an alkali metal mainly composed of lithium, the carrier is a mixture composed of (a) a carbonaceous material having (i) an atomic ratio of hydrogen/carbon of less than 0.15 and (ii) a spacing of (002) planes (doo2) as determined by X-ray wide angle diffraction of 3.37 .ANG. or more and a crystallite size in the direction of c axis of 150 .ANG. or less, and (b) a metal capable of forming an alloy with the active substance and/or an alloy with the active substance.

590574

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