Solid-state electrolyte and all-solid-state battery comprising the same

CN122295776APending Publication Date: 2026-06-26POSCO HLDG INC
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
POSCO HLDG INC
Filing Date
2024-11-21
Publication Date
2026-06-26

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Abstract

This invention relates to a sulfide-based solid electrolyte comprising lithium (Li), phosphorus (P), sulfur (S) and halogen (D), having an Argyrodite-like crystal structure, wherein at least a portion of the crystal structure is doped with at least one element selected from boron (B) and aluminum (Al), and has a water stability of 75% or more.
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