Research Progress of Polyimide on Lithium-Ion Batteries Separator
Polyimide,an organic polymer material containing an imide ring in its main chain,has been widely used in electrical and electronic devices,automotive aerospace and other fields.With the increasing demand for batteries such as electric vehicles and renewable energy sources,the search for low-cost,high-performance materials for battery diaphragms has become particularly important.This paper provides an overview of the film formation methods and recent research advances of polyimide in the field of battery diaphragms.Preparation methods include coating,phase conversion and electrostatic spinning,and the research progress is mainly centered on polyimide as coating material,base material and support material to review and make relevant outlook.
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