| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a negative electrode for a nonaqueous secondary battery capable of doping/dedoping lithium ions, having an excellent capacity and moreover having excellent input/output characteristics even in a continuous discharging exceeding 10 seconds. <P>SOLUTION: In the negative electrode for a nonaqueous secondary battery with a principal composition of an insoluble/infusible substrate having a hydrogen atom/carbon atom ratio of 0.60-0.05 and moreover a face interval at a crystal face 002 face of 3.6 Å or more, an average particle diameter of the insoluble/infusible substrate is 2.0 μm or less and a specific surface area of the insoluble/infusible substrate is less than 150 m<SP>2</SP>/g in a BET method, and lithium of 500 mAh/g or more is carried per weight of the insoluble/infusible substrate, and the nonaqueous secondary battery is provided with the above negative electrode. <P>COPYRIGHT: (C)2011,JPO&INPIT |
