NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF PRODUCING THE SAME

NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF PRODUCING THE SAME

The present disclosure relates to a negative electrode (100) for a non-aqueous electrolyte secondary battery comprising a negative electrode active material layer (20), wherein the negative electrode active material layer (20) includes a negative electrode active material (21), carbon nanotubes (22)...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUZUKI, Kouhei, SANO, Hideki
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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Beschreibung
Zusammenfassung:The present disclosure relates to a negative electrode (100) for a non-aqueous electrolyte secondary battery comprising a negative electrode active material layer (20), wherein the negative electrode active material layer (20) includes a negative electrode active material (21), carbon nanotubes (22), and a binder, the negative electrode active material (21) includes an alloy-based negative electrode active material (23) and a carbon-based negative electrode active material (24), the carbon nanotubes (22) include single-walled carbon nanotubes having a curved structure, the single-walled carbon nanotubes having a curved structure have an average length of 1 µm or more and an average diameter of 0.05 µm or less, and the single-walled carbon nanotube having a curved structure is in contact with a particle and another particle.