Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kentaro Nakahara0
Yukiko Morioka0
Shigeyuki Iwasa0
Jiro Iriyama0
Masaharu Satoh0
Date of Patent
June 9, 2009
0Patent Application Number
104929430
Date Filed
October 18, 2002
0Patent Primary Examiner
Patent abstract
A secondary battery is provided which has a high energy density, a high capacity, an excellent stability in charge-discharge cycle as well as an excellent safety. The secondary battery comprises at least a positive electrode, a negative electrode and an electrolyte, wherein an active material of at least one of the positive and negative electrodes includes at least one compound selected from the group consisting of radical compounds represented by the formula (1) or the formula (3):
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