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/Composition, Electrolyte Solution, Polymer Electrolyte, Electrochemical Device, And Fluoropolyether
Abstract

A composition capable of improving the high-temperature durability of electrochemical devices, an electrolyte solution, a polymer electrolyte, an electrochemical device, and a fluoropolyether. The disclosure relates to a composition containing: a salt; and at least one fluoropolyether represented by any of the following formulas (1) to (3).

Full Text

What is claimed is:

A composition capable of improving the high-temperature durability of electrochemical devices, an electrolyte solution, a polymer electrolyte, an electrochemical device, and a fluoropolyether. The disclosure relates to a composition containing: a salt; and at least one fluoropolyether represented by any of the following formulas (1) to (3).
Timeline
Filed
02/25/2026
Published
07/02/2026
Granted
Not Available
IPC Codes(4)
H01M 10/0569:characterised by the solvents
C08G 65/22:Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring
H01M 10/0525:Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries