Title:
LITHIUM SECONDARY BATTERY ELECTROLYTE SOLUTION CONTAINING CYCLIC SILYL DISULFONATE ESTER AND LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/051996
Kind Code:
A1
Abstract:
Disclosed are a lithium secondary battery electrolyte solution and a lithium secondary battery using the electrolyte solution, wherein the electrolyte solution comprises an organic solvent, an electrolyte salt and an additive, wherein the additive comprises a cyclic silyl disulfonate ester. The lithium secondary battery using the electrolyte solution has a better cycle and high temperature storage performance.
Inventors:
FAN WEIZHEN (CN)
FU RENJUN (CN)
YU LE (CN)
FU RENJUN (CN)
YU LE (CN)
Application Number:
PCT/CN2017/111569
Publication Date:
March 21, 2019
Filing Date:
November 17, 2017
Export Citation:
Assignee:
GUANGZHOU TINCI MATERIALS TECH CO LTD (CN)
CHANGSHU CHANGEL CHEMICAL CO LTD (CN)
CHANGSHU CHANGEL CHEMICAL CO LTD (CN)
International Classes:
H01M10/0567; H01M4/02; H01M4/58; H01M10/052
Foreign References:
CN105409049A | 2016-03-16 | |||
CN103004006A | 2013-03-27 | |||
CN1894822A | 2007-01-10 | |||
JP2004281325A | 2004-10-07 | |||
CN101345326A | 2009-01-14 | |||
JP2005222846A | 2005-08-18 |
Attorney, Agent or Firm:
GUANGZHOU HAIXIN UNION PATENT LAW OFFICE (CN)
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