摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing a negative electrode active material for a nonaqueous electrolyte secondary battery which allows the continuous mass production of a negative electrode active material of a nonaqueous electrolyte secondary battery having a high capacity and a high-level cycle performance, and to provide a negative electrode active material for a nonaqueous electrolyte secondary battery, a lithium ion secondary battery, and an electrochemical capacitor.SOLUTION: In the method for manufacturing a negative electrode active material for a nonaqueous electrolyte secondary battery such that the surface of a material capable of occluding and releasing lithium ions is covered with a graphite coating, the step of covering the surface of the material with graphite coating is performed in a continuous furnace. |