ANODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, ANODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

ANODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, ANODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY

An anode material for a lithium ion secondary battery that includes a carbon material having an average interlayer spacing d002as determined by X-ray diffraction of from 0.335 nm to 0.340 nm, a volume average particle diameter (50%D) of from 1 µm to 40 µm, a maximum particle diameter Dmaxof 74µm or...

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Bibliographische Detailangaben
Hauptverfasser: OKABE, Keiji, ISHII, Yoshito, NAKAMURA, Nobushige, HONBOU, Hidetoshi, IDA, Yuriko
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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Zusammenfassung:An anode material for a lithium ion secondary battery that includes a carbon material having an average interlayer spacing d002as determined by X-ray diffraction of from 0.335 nm to 0.340 nm, a volume average particle diameter (50%D) of from 1 µm to 40 µm, a maximum particle diameter Dmaxof 74µm or less, and at least two exothermic peaks within a temperature range of from 300°C to 1000°C in a differential thermal analysis in an air stream.