Separator including substrate, hydrophilic blocking layer, and polar polymer bonding with nodal structure, and method of preparing the same

The present disclosure provides a polymer separator and preparation method thereof, and a lithium-ion battery including the polymer separator and preparation method thereof. The polymer separator includes a porous substrate, a hydrophilic blocking layer, and a porous polar polymer bonding layer. The...

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Bibliographic Details
Main Authors Wu, Jinxiang, Xuan, Bowen, Cao, Xiaodong, He, Long, Shan, Jun, Hu, Gang, Jin, Lina
Format Patent
LanguageEnglish
Published 21.11.2023
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:The present disclosure provides a polymer separator and preparation method thereof, and a lithium-ion battery including the polymer separator and preparation method thereof. The polymer separator includes a porous substrate, a hydrophilic blocking layer, and a porous polar polymer bonding layer. The hydrophilic blocking layer is disposed between the porous substrate and the porous polar polymer bonding layer. Pore walls in the porous polar polymer bonding layer are provided with node structures.
Bibliography:Application Number: US201916967398