CPC H01M 4/587 (2013.01) [C01B 32/21 (2017.08); H01M 4/133 (2013.01); H01M 10/0525 (2013.01); C01P 2004/32 (2013.01); C01P 2004/61 (2013.01); C01P 2004/84 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/027 (2013.01)] | 13 Claims |
1. A negative electrode active material, comprising:
natural graphite,
wherein a D90/D10, which is the ratio of D90 to D10, is 2.20 or less;
wherein a D50 is 6 μm to 11 μm; and
wherein a BET specific surface area is 2.2 m2/g or less.
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