Title:
PREPARATION METHOD FOR LITHIUM BIS(FLUOROSULFONYL)IMIDE
Document Type and Number:
WIPO Patent Application WO/2023/241109
Kind Code:
A1
Abstract:
A preparation method for lithium bis(fluorosulfonyl)imide, comprising: reacting an ammonia source, R(HF)n, and SO2FxCly in an organic solvent until the reaction is finished, and then performing vacuum distillation on a reaction solution to obtain an intermediate, i.e., a bis(fluorosulfonyl)imide salt, wherein 0
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Inventors:
QIU SHANQI (CN)
CHENG SICONG (CN)
HUANG QISEN (CN)
GONG WENLIN (CN)
CHEN ZHENBIN (CN)
CHENG SICONG (CN)
HUANG QISEN (CN)
GONG WENLIN (CN)
CHEN ZHENBIN (CN)
Application Number:
PCT/CN2023/079268
Publication Date:
December 21, 2023
Filing Date:
March 02, 2023
Export Citation:
Assignee:
CATL SICONG NOVEL MAT CO LTD (CN)
International Classes:
C01B21/086; H01M10/0566; H01M10/0567
Domestic Patent References:
| WO2016093400A1 | 2016-06-16 | |||
| WO2020109720A1 | 2020-06-04 |
Foreign References:
| CN104085864A | 2014-10-08 | |||
| CN109734061A | 2019-05-10 | |||
| CN114408884A | 2022-04-29 | |||
| CN114477100A | 2022-05-13 | |||
| CN110436424A | 2019-11-12 | |||
| CN107215853A | 2017-09-29 | |||
| CN104495767A | 2015-04-08 | |||
| CN114368733A | 2022-04-19 |
Attorney, Agent or Firm:
BEIJING CHENQUAN INTELLECTUAL PROPERTY LAW FIRM (CN)
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