| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing a positive electrode composite material, capable of improving the cycle characteristics of a sulfide all-solid battery.SOLUTION: A method for manufacturing a positive electrode composite material for a sulfide all-solid battery includes: a coating step of producing a coating material by coating LiO-PO-NbO-BO-GeOglass on a positive electrode active material having a spinel structure containing Li and Mn; and a firing step of firing the coating material at a temperature of a softening point of the LiO-PO-NbO-BO-GeOglass or above and 650°C or below.SELECTED DRAWING: Figure 1 |
