Cell, used in battery for electric energy storage, comprises separator adapted to separate positive electrode from negative electrode and comprises membranes with sulfonated polyimide copolymer having hydrophilic and hydrophobic blocks

摘要

Lithium-ion cell for electric energy storage, comprises a positive electrode, a negative electrode, an electrolyte, and a separator that is adapted for separating the positive electrode from the negative electrode and comprises membranes including a sulfonated polyimide copolymer consisting of hydrophilic blocks and hydrophobic blocks.