POSITIVE ELECTRODE SHEET, SECONDARY BATTERY, AND ELECTRICAL APPARATUS

The present application provides a positive electrode plate, a secondary battery and a power consuming device. The positive electrode plate comprises a positive electrode current collector, a positive electrode film layer provided on at least one surface of the positive electrode current collector,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIU, Huihui, FAN, Yanhuang, FENG, Lingyun, ZHANG, Wenmeng
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The present application provides a positive electrode plate, a secondary battery and a power consuming device. The positive electrode plate comprises a positive electrode current collector, a positive electrode film layer provided on at least one surface of the positive electrode current collector, and a conductive undercoat layer between the positive electrode current collector and the positive electrode film layer, wherein the positive electrode film layer includes a positive electrode film layer comprising a positive electrode active material with a core-shell structure, the positive electrode active material comprises an inner core and a shell coating the inner core, and the conductive primer layer comprises a first polymer, a first water-based binder and a first conductive agent.