| 摘要 |
PROBLEM TO BE SOLVED: To provide an active material and an electrode which have sufficient charge and discharge cycle characteristics and high safety at the time of high-temperature reservation and a nailing test, and a manufacturing method of these.SOLUTION: The manufacturing method of the active material is provided with a process in which lithium-containing metal oxide particles are contacted to aqueous solution which contains a metal fluoro-complex and lithium salt and of which concentration of boric acid is 0.01 M or less. The manufacturing method of the electrode is provided with a process in which the aqueous solution which contains a metal fluoro-complex and lithium salt with the concentration of boric acid of 0.01 M or less is made to contact an electrode having an active material layer containing lithium-containing metal oxide particles, a conductive assistant, and a binder. |
