Manufacturing method of lithium battery negative electrode
AssigneeNan Ya Plastics Corporation
InventorsTe-Chao Liao, Chun-Che Tsao, Li-Ting Wang
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Abstract
A manufacturing method of a lithium battery negative electrode includes the following. A copper foil is providing. An electroplating process is performed to form a lithium deposition layer on the copper foil. An electrolyte solution used in the electroplating process includes an organic solvent and fluorine-containing lithium salt. The organic solvent includes ester solvents, ether solvents, alcohol solvents, or combinations thereof, and the fluorine-containing lithium salt includes LiPF6, LiFSI, LiTF, LiDFOB, LiTFSI, or combinations thereof.
Claims10
A manufacturing method of a lithium battery negative electrode, comprising:
- providing a copper foil;
- and
- performing an electroplating process to form a lithium deposition layer on the copper foil, wherein an electrolyte solution used in the electroplating process comprises an organic solvent and fluorine-containing lithium salt, wherein the organic solvent comprises an ester solvent, an ether solvent, an alcohol solvent, or a combination thereof, and the fluorine-containing lithium salt comprises lithium hexafluorophosphate, lithium bis(fluorosulfonyl)imide, lithium trifluoromethanesulfonate, lithium difluoro(oxalato)borate, lithium bis(trifluoromethanesulfonyl)imide, or a combination thereof.
Dependencies are inferred from the claim text.