Patent ID: 11888120
Assignee: NINGDE AMPEREX TECHNOLOGY LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 7:
8. The electrochemical device according to claim 1, wherein the electrolyte further comprises a fluoroether selected from compounds represented by General Formula [2], [3], [4] or [5]:

Rf1-O—Rf2  [2],

Rf1-O—R  [3],

Rf1-O—(R′—O)n—Rf2  [4],

Rf1-O—(R′—O)n—R  [5],

or a combination thereof,
where:
in Formulas [2], [3], [4], and [5], Rf1 and Rf2 are each independently a linear or branched C1 to C12 fluoroalkyl group having at least one hydrogen atom replaced by fluorine, R is a linear or branched C1 to C12 alkyl group, and R′ is a linear or branched C1 to C5 alkylene group, and n is an integer from 1 to 5.