All-solid-state secondary battery
AssigneesSamsung Electronics Co., Ltd., Karlsruhe Institute of Technology
InventorsSeitaro Ito, Ulderico Ulissi, Yuichi Aihara, Alberto Varzi, Stefano Passerini
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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.
Claims20
An all-solid-state secondary battery, comprising:
- 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 comprises 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 comprises elemental sulfur and a transition metal disulfide and a weight ratio of the transition metal disulfide to the elemental sulfur is greater than 0 and less than 8.
Dependencies are inferred from the claim text.