COMPOSITE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE COMPOSITION FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY ELECTRODE, AND METHOD FOR MANUFACTURING COMPOSITE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY

COMPOSITE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE COMPOSITION FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY ELECTRODE, AND METHOD FOR MANUFACTURING COMPOSITE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY

A composite active material for a lithium secondary battery includes a matrix having a plurality of voids and a Si-based material accommodated in the voids. The matrix includes amorphous carbon. The Si-based material is Si or a Si alloy.

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Bibliographische Detailangaben
Hauptverfasser: ABE, Masanori, MANIWA, Atsushi, ISHIZUKA, Yuto, ARAKAWA, Taichi, MISAKI, Hidehiko, IWASHIMA, Toshiki
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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Zusammenfassung:A composite active material for a lithium secondary battery includes a matrix having a plurality of voids and a Si-based material accommodated in the voids. The matrix includes amorphous carbon. The Si-based material is Si or a Si alloy.