Back to results
US 12,095,035 B2Granted
Electrolytic solution, and electrochemical device using the same
AssigneeNingde Amperex Technology Limited
InventorsWenqiang Li, Jian Liu, Mingming Guan, Jianming Zheng
Life of this patent
Estimating the term…
Abstract
An electrolytic solution includes the compound of Formula I and a carboxylate compound: The electrochemical device prepared with the electrolytic solution has reduced storage impedance, and improved post-storage swelling, overcharge performance and hot box performance.
Claims8
An electrolytic solution, comprising:
- a compound of Formula I, a carboxylate compound, and a compound of Formula III,
- wherein the compound of Formula I comprises at least one of:
- the carboxylate compound comprises at least one of:
- the compound of Formula III comprises at least one of:
- and
- a weight percentage of the compound of formula I, a wt %, is 0.1 wt % to 3 wt % based on a total weight of the electrolytic solution, a weight percentage of the carboxylate compound, b w %, is 1 wt % to 50 wt % based on the total weight of the electrolytic solution, and a weight percentage of the compound of Formula III is 0.1 wt % to 4 wt % based on the total weight of the electrolytic solution.
3 more elements
Dependencies are inferred from the claim text.