| 摘要 |
PROBLEM TO BE SOLVED: To provide a secondary battery which is superior in manufacturing cost, and in which the degradation caused by a reaction of a supporting electrolyte such as a halogen compound and water is prevented.SOLUTION: A secondary battery comprises: an electrode body including a positive electrode and a negative electrode; a nonaqueous electrolytic solution including a supporting electrolyte consisting of a halogen compound; a solid substance including a silicon nitride; and a battery container having an internal space. The electrode body, the nonaqueous electrolytic solution and the solid substance are enclosed in the internal space of the battery container.SELECTED DRAWING: Figure 1 |
