公开(公告)号：US20240113322A1

公开(公告)日：2024-04-04

申请号：US18470727

申请日：2023-09-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jinsuck HEO ,  Jusik KIM ,  Gabin YOON ,  Wonseok CHANG

IPC: H01M10/0525 ,  H01M4/133 ,  H01M4/134 ,  H01M10/058

CPC classification number: H01M10/0525 ,  H01M4/133 ,  H01M4/134 ,  H01M10/058 ,  H01M2300/0071

Abstract: Disclosed are an anode-solid electrolyte sub-assembly for a solid-state secondary battery, a solid-state secondary battery including the same, and a method of preparing the same, wherein the anode-solid electrolyte sub-assembly includes an anode current collector; a solid electrolyte having a first portion with a plurality of uptake rooms providing space for storing lithium, and a second portion without uptake rooms; an interlayer disposed between the anode current collector and the first portion of the solid electrolyte and facing an opening of the uptake rooms; and an insulation layer disposed between the anode current collector and the second portion of the solid electrolyte.