Amorphous composite metal oxide, garnet type lithium compound metal oxide, sintered body, solid electrolyte layer, electrode for electrochemical device, electrochemical device

摘要

Problem to be solved: to provide a composite metal oxide which can be used as a raw material of a garnet type lithium compound metal oxide which is sintered at low temperature and sintered, and is sintered with high ionic conductivity, and a manufacturing method thereof.Solution: an amorphous compound metal oxide comprising a compound represented by formula (1).Axeyla3g2-z-qjzlqo12 - (7-2x-3y-z-2q) / 2... (1)(a is an element that becomes a divalent cation; E is an element that becomes a trivalent cation; G is an element that becomes a valency cation; J is an element that becomes a pentavalent cation; L is an element of a hexavalent cation; L is a zero valent ion; X is 0 to 0.3, y is 0 to 0.3, and Z is 0 - 1.0, and Q is 0 to 0.5)No selection