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LITHIUM SECONDARY BATTERY

Application US20260081219A1 Kind: A1 Mar 19, 2026

Assignee

Panasonic Intellectual Property Management Co., Ltd.

Inventors

Takuya Sadakane

Abstract

A lithium secondary battery having a positive electrode, a separator, a negative electrode facing the positive electrode with the separator interposed therebetween, and an electrolyte, in which metallic lithium deposits on the negative electrode during charge. The electrolyte includes: an oxalate salt containing an oxalate complex as an anion, and a lithium ion as a cation; and a polycyclic compound having a thiazole ring and an aromatic ring sharing one side with the thiazole ring.

CPC Classifications

H01M 10/0565 H01M 4/525 H01M 4/661 H01M 10/0525 H01M 10/0567 H01M 2004/028 H01M 2300/0025

Filing Date

2025-11-20

Application No.

19395364