| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery in which low temperature discharge characteristics are improved. <P>SOLUTION: The nonaqueous electrolyte secondary battery comprises a positive electrode 3, a negative electrode 4 containing carbon material capable of absorbing/releasing lithium ions and a binder, and a nonaqueous electrolyte, and the binder contains a sodium salt of carboxymethylcellulose. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
