Patent ID: 11916196
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A lithium-ion secondary battery comprising:
a positive electrode;
a negative electrode; and
an electrolytic solution that includes a solvent, an electrolyte salt, and an aminoanthraquinone polymer compound,
wherein the aminoanthraquinone polymer compound includes a divalent maleic anhydride part represented by Formula (1) and a divalent aminoanthraquinone derivative part represented by Formula (2),, wherein
each of R1 and R2 includes one of a hydrogen group, a halogen group, a monovalent hydrocarbon group, and a monovalent halogenated hydrocarbon group, and
each of two bonds to which * is attached represents a dangling bond,, wherein
each of R3 to R11 includes one of a hydrogen group, a halogen group, a monovalent hydrocarbon group, and a monovalent halogenated hydrocarbon group, and
each of two bonds to which * is attached represents a dangling bond.