Lithium-ion battery electrolyte and battery for smart home
A lithium-ion battery, smart home technology, applied in battery electrodes, secondary batteries, circuits, etc., can solve the problems of long-term storage performance that cannot meet smart home batteries, electrode active material shedding, side reactions, etc., and achieve good cycle life. , Improve conductivity and good compatibility
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Embodiment 1
[0024] Lithium hexafluorophosphate 2mol / L, ethyl carbonate: dimethyl carbonate = 7:3, composite additive accounts for 5.5% of carbonate volume percentage, fluorine-containing lithium sulfonyl imide, perfluoromethane disulfonate methylene, sulfuric acid Vinyl ester, perfluoromalononitrile=1:2:2:0.5 (volume ratio).
Embodiment 2
[0026] Lithium hexafluorophosphate 4mol / L, ethyl carbonate: dimethyl carbonate = 9:1, composite additives account for 10% of carbonate volume percentage, fluorine-containing lithium sulfonyl imide, perfluoromethane disulfonate methylene, sulfuric acid Vinyl ester, perfluoromalononitrile=1.5:4:4:1 (volume ratio).
Embodiment 3
[0028] Lithium tetrafluoroborate 3mol / L, ethyl carbonate: dimethyl carbonate = 8:2, composite additives account for 10% of carbonate volume percentage, fluorine-containing lithium sulfonimide, perfluoromethane disulfonate Methyl ester, vinyl sulfate, perfluoromalononitrile=1.5:4:4:1 (volume ratio).
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