Title:
ELECTROLYTE AND SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2018/120793
Kind Code:
A1
Abstract:
An electrolyte and a secondary battery. The electrolyte comprises an electrolyte salt, an organic solvent, and an additive. The organic solvent comprises a carboxylate compound. The additive comprises a dinitrile compound, an aromatic compound overcharge additive, and cyclic sulfate and/or cyclic sulfonate. When the electrolyte is applied in the secondary battery, the rate performance, storage performance at a high temperature, circulation performance at a high temperature, and overcharge safety performance of the secondary battery may be simultaneously improved.
Inventors:
WANG XIAOMEI (CN)
FU CHENGHUA (CN)
FU CHENGHUA (CN)
Application Number:
PCT/CN2017/093863
Publication Date:
July 05, 2018
Filing Date:
July 21, 2017
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M10/0567; H01M10/0525
Foreign References:
| CN106159330A | 2016-11-23 | |||
| CN1925206A | 2007-03-07 | |||
| CN104766995A | 2015-07-08 | |||
| CN101000970A | 2007-07-18 |
Attorney, Agent or Firm:
BEIJING WUZHOUYANGHE & PARTNERS (CN)
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