Back to results
US 2020/0091510 A1Published application
Lithium secondary battery
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsSangJin Park, Seung-Min Oh, SungHoon Lim, Seyoung Lee, Shinkook Kong, Jung Young Cho
Life of this patent
Estimating the term…
Abstract
Disclosed is a lithium secondary battery capable of preventing the battery life from being reduced. The lithium secondary battery includes a cathode, an anode including silicon, a separator positioned between the cathode and the anode, and an electrolyte including flouoroethylene carbonate (FEC), wherein a weight ratio of the silicon to the FEC is about 0.4 to about 0.8.
Claims12
A lithium secondary battery comprising:
- a cathode;
- an anode comprising a silicon component;
- a separator disposed between the cathode and the anode;
- and
- an electrolyte comprising a fluorinated carbonate,
- wherein a weight ratio of the silicon to the FEC is about 0.4 to about 0.8.
3 more elements
Dependencies are inferred from the claim text.