ALL-SOLID SECONDARY BATTERY AND METHOD OF PREPARING THE SAME

Abstract

An all-solid secondary battery and a method of preparing the same, the all-solid secondary battery including a unit cell and a compression assistance layer on at least one surface of the unit cell, the unit cell including an electrode assembly and an exterior material on the electrode assembly, the electrode assembly including a cathode layer, an anode layer, and a solid electrolyte layer between the cathode layer and the anode layer, wherein a buckling deformation point of the compression assistance layer is 100 megaPascals or more.

CPC Classifications