NEGATIVE ELECTRODE AND LITHIUM ION SECONDARY BATTERY

A negative electrode includes a current collector and a negative electrode layer coated on at least one surface of the current collector. The negative electrode layer containing either phosphorus or fluorine, and the phosphorus content or fluorine content in the central portion of the negative elect...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	SHIMIZU, Chieko
Format:	Patent
Sprache:	eng
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:	A negative electrode includes a current collector and a negative electrode layer coated on at least one surface of the current collector. The negative electrode layer containing either phosphorus or fluorine, and the phosphorus content or fluorine content in the central portion of the negative electrode layer differs from the average phosphorus content in the end portion outward from the central portion to the side or the average fluorine content, and the phosphorus content P1 in the central portion and the average phosphorus content in the end portion P2 is 1