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US 12,640,397 B2Granted
Ionic liquid, electrolyte for secondary battery including ionic liquid, and secondary battery including electrolyte
AssigneesSK On Co., Ltd., SK Innovation Co., Ltd.
InventorsJin Hong Lee, Hong Won Lee, In Haeng Cho, Sung Jin Kim
Life of this patent
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Abstract
Provided is an ionic liquid including a cationic compound represented by Formula (1), where R represents an N-containing heterocyclic cation, and an anionic compound, an electrolyte including the ionic liquid, and a secondary battery.
Claims16
An ionic liquid comprising:
- a cationic compound represented by Formulas (1), (3), or (4) below:
- wherein R is pyridinium, pyridazinium, pyrimidinium, pyrazinium, imidazolium, pyrazolium, thiazolium, oxazolium, or triazolium;
- and
- an anionic compound.
1 more element
An electrolyte for a secondary battery comprising:
- an ionic liquid comprising:
- a cationic compound represented by Formulas (1), (3), or (4) below:
- wherein R is pyridinium, pyridazinium, pyrimidinium, pyrazinium, imidazolium. pyrazolium, thiazolium, oxazolium, or triazolium;
- an anionic compound;
- a lithium salt;
- and
- a solvent.
4 more elements
Dependencies are inferred from the claim text.