| 摘要 |
A nonaqueous secondary battery comprising an electrode body which comprises a positive electrode and a negative electrode laminated with a separator interposed between them, and a nonaqueous electrolyte, wherein said negative electrode comprises graphite as a negative electrode active material, and has a coating density of at least 1.70 g/cm3, pore diameter of the maximum of less than 0.5 mum, and the logarithmic value of differential intrusion of at least 0.14 cm3/g at the pore diameter of the maximum. |
