公开(公告)号：US10854877B2

公开(公告)日：2020-12-01

申请号：US16113100

申请日：2018-08-27

Applicant: Samsung Electronics Co., Ltd. ,  KARLSRUHE INSTITUTE OF TECHNOLOGY

Inventor： Seitaro Ito ,  Ulderico Ulissi ,  Yuichi Aihara ,  Alberto Varzi ,  Stefano Passerini

IPC: H01M4/58 ,  H01M4/136 ,  H01M10/0525 ,  H01M4/38 ,  H01M4/36 ,  H01M10/052 ,  H01M4/62 ,  H01M10/0562 ,  H01M4/02

Abstract: An all-solid-state secondary battery including: a positive electrode layer; a negative electrode layer; and a solid electrolyte layer between the positive electrode layer and the negative electrode layer, wherein the positive electrode layer includes a sulfur-containing positive electrode active material, a halogen-containing sulfide solid electrolyte, and a conductive carbon material, and wherein the sulfur-containing positive electrode active material includes elemental sulfur and a transition metal disulfide.