US Patent Application 18231255. LITHIUM BIS(FLUOROSULFONYL)IMIDE AND PREPARATION METHOD THEREOF, ELECTROLYTIC SOLUTION AND SECONDARY BATTERY simplified abstract

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LITHIUM BIS(FLUOROSULFONYL)IMIDE AND PREPARATION METHOD THEREOF, ELECTROLYTIC SOLUTION AND SECONDARY BATTERY

Organization Name

Contemporary Amperex Technology Co., Limited

Inventor(s)

Sicong Cheng of Longyan City (CN)

Qisen Huang of Ningde (CN)

LITHIUM BIS(FLUOROSULFONYL)IMIDE AND PREPARATION METHOD THEREOF, ELECTROLYTIC SOLUTION AND SECONDARY BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18231255 titled 'LITHIUM BIS(FLUOROSULFONYL)IMIDE AND PREPARATION METHOD THEREOF, ELECTROLYTIC SOLUTION AND SECONDARY BATTERY

Simplified Explanation

The patent application describes a method for preparing lithium bis(fluorosulfonyl)imide, which is used in electrolytic solutions for secondary batteries. The method involves several steps including synthesis, evaporation, extraction, alkalinization, dehydration, desolventization, crystallization, and drying.

  • Method for preparing lithium bis(fluorosulfonyl)imide for use in electrolytic solutions for secondary batteries
  • Steps involved: synthesis, evaporation, extraction, alkalinization, dehydration, desolventization, crystallization, and drying
  • Provides a detailed process for obtaining high-quality lithium bis(fluorosulfonyl)imide
  • Enables the production of an electrolytic solution containing the lithium bis(fluorosulfonyl)imide
  • Can be used in the manufacturing of secondary batteries


Original Abstract Submitted

The present application provides a method for preparing lithium bis(fluorosulfonyl)imide, which may include the following steps: (a) a synthesis step; (b) an evaporation step; (c) an extraction step; (d) an alkalinization step; (e) a dehydration step; (f) a desolventization step; (g) a crystallization step; and (h) a drying step; lithium bis(fluorosulfonyl)imide prepared by the method, an electrolytic solution containing the lithium bis(fluorosulfonyl)imide, and a secondary battery thereof.