WASTE LITHIUM ION BATTERY ELECTROLYTE SOLUTION RECYCLING METHOD AND APPARATUS

DRIVE May 29, 2025
Source
The present application relates to the field of lithium ion batteries, and in particular, to a waste lithium ion battery electrolyte solution recycling method and apparatus, an electronic device and a computer readable storage medium. The waste lithium ion battery electrolyte solution recycling method includes the steps of: crushing a waste lithium ion battery; cleaning with an organic solvent; performing first filtering; performing vacuum distillation; performing first thermal decomposition; dissolving by adding an acid solution; adding soluble carbonate and/or carbon dioxide for reaction; and performing second filtering. By means of the treatment of the steps, the solvent in the electrolyte solution can be obtained from the waste lithium ion battery, and the electrolyte is recycled in the form of phosphorus pentafluoride and lithium carbonate. In this way, the problem that the waste lithium ion battery electrolyte solution cannot be completely recycled is solved, the recycling benefit is improved, and excessive tail gas treatment cost and pollution to the environment are avoided. The present application further provides a waste lithium ion battery electrolyte solution recycling apparatus, an electronic device and a computer readable storage medium.

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