ION CONDUCTIVE SOLID ELECTROLYTE AND ALL-SOLID ALKALINE METAL ION SECONDARY BATTERY

摘要

PROBLEM TO BE SOLVED: To provide an ion conductive solid electrolyte with high thermal stability.SOLUTION: The ion conductive solid electrolyte contains P-O-series alkaline metal salt represented by a chemical formula (1), and non-P-O-series alkaline metal salt containing anions each including an imide structure (in the formula (1), X represents an alkylene group of a carbon number of 4 to 20, Y represents an alkylene group of a carbon number of 2 to 3, (n) represents an integer from 2 to 20 and M represents lithium or natrium).SELECTED DRAWING: None