POLYMER SEPARATOR, PREPARATION METHOD THEREFOR AND USE THEREOF, AND LITHIUM-ION BATTERY AND PREPARATION METHOD THEREFOR

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 HE, Long, CAO, Xiaodong, JIN, Lina, SHAN, Jun, HU, Gang, WU, Jinxiang, XUAN, Bowen
Format Patent
LanguageEnglish
French
German
Published 16.12.2020
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: EP20190751447