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US 2022/0021030 A1Published application
Electrolyte For Lithium Secondary Battery And Lithium Secondary Battery Including The Same
AssigneeLG Energy Solution, Ltd.
InventorsGwang Yeon Kim, Jeong Woo Oh, Chul Haeng Lee, Hyung Tae Kim
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Abstract
An electrolyte for a lithium secondary battery, and a lithium secondary battery including the same are disclosed herein. In some embodiments, an electrolyte for a lithium secondary battery includes a lithium salt having a molar concentration of 1.5 M to 2.0 M, an oligomer containing a unit represented by Formula 1 and having an acrylate group at an end thereof, a first additive represented by Formula 2, and an organic solvent.
Claims12
An electrolyte for a lithium secondary battery, the electrolyte comprising:
- a lithium salt having a molar concentration of 1.5 M to 2.0 M;
- an oligomer containing a unit represented by Formula 1 and having an acrylate group at an end thereof;
- a first additive represented by Formula 2;
- and
- an organic solvent:
- wherein, in Formula 1,
- Ra, Rb, Rc, and Rd are each independently a fluorine element or an alkyl group having 1 to 3 carbon atoms which is unsubstituted or substituted with a fluorine element, and p is an integer of 1 to 50,
- wherein, in Formula 2,
- R1 to R4 are each independently hydrogen or a substituted or unsubstituted alkyl group having 1 to 5 carbon atoms.
6 more elements
Dependencies are inferred from the claim text.