Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Katsushi Nishie0
Toru Tabuchi0
Toshiyuki Aoki0
Date of Patent
January 10, 2012
Patent Application Number
10513664
Date Filed
May 6, 2003
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode having a negative active material, and a non-aqueous electrolyte; characterized in that said negative active material contains composite particle (C), which has silicon-containing particle (A) and electronic conductive additive (B), and carbon material (D), wherein the weight of said electronic conductive additive (B) falls within the range of 0.5 wt. % to 60 wt. % to the weight of said composite particle (C).
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