NEGATIVE ELECTRODE ACTIVE MATERIAL AND NONAQUEOUS SECONDARY BATTERY

A negative electrode active material for a nonaqueous secondary battery includes graphite containing boron. The graphite has a crystallite size Lc of 100 nm or more in the c-axis direction, In a Raman spectrum obtained by Raman spectroscopy of a surface of the graphite, a ratio R is 0.4 or more, the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NAKATSUTSUMI, TAKAYUKI, OKANO, TETSUYUKI, MAENISHI, MAYUMI, HOJO, NOBUHIKO
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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