18525902. METHOD FOR RECOVERING LITHIUM BIS(FLUOROSULFONYL)IMIDE simplified abstract (CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED)

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METHOD FOR RECOVERING LITHIUM BIS(FLUOROSULFONYL)IMIDE

Organization Name

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor(s)

Sicong Cheng of Longyan (CN)

Qisen Huang of Ningde (CN)

METHOD FOR RECOVERING LITHIUM BIS(FLUOROSULFONYL)IMIDE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18525902 titled 'METHOD FOR RECOVERING LITHIUM BIS(FLUOROSULFONYL)IMIDE

Simplified Explanation

The present application provides a method for recovering lithium bis(fluorosulfonyl)imide, which involves mixing a slag from the production process with a carbonate ester solvent, subjecting the mixed material to solid-liquid separation, monitoring the chromaticity of the discharged liquid, and recycling the discharged liquid based on its chromaticity.

  • Mixing slag with a carbonate ester solvent
  • Solid-liquid separation of the mixed material
  • Monitoring chromaticity of the discharged liquid
  • Recycling discharged liquid based on chromaticity

Potential Applications

The method for recovering lithium bis(fluorosulfonyl)imide can be applied in the production and recycling of this compound in various industries such as battery manufacturing, energy storage, and electronics.

Problems Solved

This method solves the problem of efficiently recovering lithium bis(fluorosulfonyl)imide from production slag, reducing waste and improving the sustainability of the manufacturing process.

Benefits

- Efficient recovery of valuable compound - Reduction of waste and environmental impact - Cost-effective recycling process

Potential Commercial Applications

"Recovery Method for Lithium Bis(fluorosulfonyl)imide: Commercial Applications"

Possible Prior Art

There may be prior art related to methods for recovering lithium compounds from production waste or slag in the chemical industry.

Unanswered Questions

How does the method compare to traditional recovery processes in terms of efficiency and cost-effectiveness?

The article does not provide a direct comparison between this method and traditional recovery processes in the industry.

Are there any limitations or challenges associated with implementing this recovery method on a large scale?

The article does not address potential limitations or challenges that may arise when scaling up this recovery method for industrial applications.


Original Abstract Submitted

A method for recovering lithium bis(fluorosulfonyl)imide is provided in the present application. The method of the present application may comprise: mixing a slag from lithium bis(fluorosulfonyl)imide production process with a solvent of carbonate ester, to obtain a mixed material; subjecting the mixed material to solid-liquid separation, to obtain a discharged liquid and a solid slag; monitoring the chromaticity of the discharged liquid and comparing the chromaticity of the discharged liquid with a chromaticity reference; recycling the discharged liquid to the mixed material, if the chromaticity of the discharged liquid is higher than the chromaticity reference; and recycling the discharged liquid to lithium bis(fluorosulfonyl)imide production process, if the chromaticity of the discharged liquid is lower than or equal to the chromaticity reference.