CARBON MATERIAL FOR ELECTRODE

PROBLEM TO BE SOLVED: To provide a nonaqueous secondary battery electrode which has a high electrode filling performance, a high energy density, and is excellent in rapid charge and discharge performance. SOLUTION: The electrode contains a spherical multi-layer structure carbon material for electrod...

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Bibliographische Detailangaben
Hauptverfasser: KAMEDA TAKASHI, ISHIHARA MASAJI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a nonaqueous secondary battery electrode which has a high electrode filling performance, a high energy density, and is excellent in rapid charge and discharge performance. SOLUTION: The electrode contains a spherical multi-layer structure carbon material for electrode, and the density of the active material layer on the electrode is 0.5-1.6 g/cm3and the rapid discharge capacity at a current density 5.0 mA/cm2is 283 mAh/g or more. COPYRIGHT: (C)2011,JPO&INPIT