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US 10,770,749 B2Granted
Electrolyte additive and lithium secondary battery comprising the same
OwnerJae Yoon Kim, Min Goo Kim +2inventors
InventorsJae Yoon Kim, Min Goo Kim, Jong Hyun Lee, Ji Seong Han
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Abstract
Provided is an electrolyte additive including a salt of an anion represented by Chemical Formula 1 below, with Cs+ or Rb+: wherein A is O or S, and R1 and R2 are each independently a C1-C10 alkyl group in which all or some of the hydrogen atoms are substituted with halogen atoms.
Claims11
A non-aqueous electrolyte comprising:
- a lithium salt;
- a non-aqueous organic solvent;
- and
- an electrolyte additive comprising:
- a salt of an anion represented by Chemical Formula 1 below with Cs+ or Rb+:
- wherein A is O or S, and R1 and R2 are each independently a C1-C10 alkyl group in which all or some of the hydrogen atoms are substituted with halogen atoms.
3 more elements
Dependencies are inferred from the claim text.