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Carbonaceous electrode material for secondary battery and process for production thereof

  • US 5,616,436 A
  • Filed: 08/23/1995
  • Issued: 04/01/1997
  • Est. Priority Date: 08/23/1994
  • Status: Expired due to Term
First Claim
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1. A carbonaceous electrode material for a secondary battery, using a non-aqueous electrolyte solution comprising a carbonaceous material characterized by providing an electrochemically lithium-doped product showing a main resonance peak which is shifted by 80-200 ppm to a lower magnetic field side from a resonance line of LiCl as a reference substance when subjected to 7 Li-NMR spectroscopy analysis.

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