SEPARATOR AND PREPARATION METHOD THEREOF, ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL APPARATUS AND POWERED DEVICE

SEPARATOR AND PREPARATION METHOD THEREOF, ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL APPARATUS AND POWERED DEVICE

The present application provides a separator and a preparation method thereof, an electrochemical device, an electrochemical apparatus and a powered device. The separator comprises a base film, the base film has a tensile energy per unit thickness of ≥1.8 J/10 μm in both MD direction and TD directio...

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Hauptverfasser: Zhao, Fenggang, Yang, Tianle, Yang, Jianrui, Wang, Lianguang
Format: Patent
Sprache:eng
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BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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creator Zhao, Fenggang
Yang, Tianle
Yang, Jianrui
Wang, Lianguang
description The present application provides a separator and a preparation method thereof, an electrochemical device, an electrochemical apparatus and a powered device. The separator comprises a base film, the base film has a tensile energy per unit thickness of ≥1.8 J/10 μm in both MD direction and TD direction, and an elongation of ≥150% in both MD direction and TD direction, and the thickness of the base film is 2 μm˜40 μm.
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subjects BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
title SEPARATOR AND PREPARATION METHOD THEREOF, ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL APPARATUS AND POWERED DEVICE
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