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Title:
HIGH-VOLTAGE NON-AQUEOUS ELECTROLYTE AND LITHIUM-ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/093659
Kind Code:
A1
Abstract:
A high-voltage non-aqueous electrolyte and a lithium-ion secondary battery, relating to the technical field of lithium-ion batteries. Methyl trifluoroethyl carbonate and a first additive are added into an electrolyte, such that a synergistic effect can be achieved when the methyl trifluoroethyl carbonate and the first additive are used in combination, and the cycle and low-temperature performance of an ion battery at high voltage can be obviously improved.

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Inventors:
YUE YUJUAN (CN)
YI LILING (CN)
HU HUIJUAN (CN)
LIU RUI (CN)
XIE TIAN (CN)
ZHOU LI (CN)
Application Number:
PCT/CN2023/124831
Publication Date:
May 10, 2024
Filing Date:
October 16, 2023
Export Citation:
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Assignee:
JIUJIANG TINCI MATERIALS TECH CO LTD (CN)
International Classes:
H01M10/0567; H01M10/0525
Domestic Patent References:
WO2022227450A12022-11-03
Foreign References:
CN109713367A2019-05-03
CN111697264A2020-09-22
CN112290091A2021-01-29
CN104335409A2015-02-04
CN101606266A2009-12-16
CN104659417A2015-05-27
CN109792083A2019-05-21
CN111477954A2020-07-31
CN116093430A2023-05-09
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (CN)
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