公开(公告)号：US20250087706A1

公开(公告)日：2025-03-13

申请号：US18433653

申请日：2024-02-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Myungjin Lee ,  Hyunbum Kang ,  Taehee Kim ,  Jusik Kim ,  Gaehwang Lee

IPC: H01M4/66 ,  H01M4/02 ,  H01M4/131 ,  H01M4/133 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/42

Abstract: An all-solid-state secondary battery includes: a positive electrode layer including a positive electrode active material layer, and a positive electrode current collector; a negative electrode layer including a negative electrode current collector, and a negative electrode active material layer; a solid electrolyte layer; and an elastomeric member including an elastomer and disposed inside the negative electrode current collector or the positive electrode current collector, wherein the negative electrode current collector and the negative electrode active material layer are disposed side by side in a thickness direction of the negative electrode layer, the positive electrode current collector and the positive electrode active material layer are disposed side by side in a thickness direction of the positive electrode layer, and the negative electrode current collector or the positive electrode current collector surrounds an outer surface of the elastomeric member.