| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing a nonaqueous electrolyte secondary battery in which charge and discharge conditions in an initial charge and discharge (aging) process before execution of a degasification step are optimized, and by which excellent cycle stability can be exhibited.SOLUTION: A method for manufacturing a nonaqueous electrolyte secondary battery 10 having a negative electrode 10b, a positive electrode 10a, a separator 10c, and a nonaqueous electrolyte 15 comprises: an initial charge and discharge process which includes the step of performing charge and discharge in a range of 45 to 70°C at least 50 times, and the step of removing gas generated by the nonaqueous electrolyte secondary battery therefrom after the end of the above step. |
