The present invention provides a secondary cell comprising a positive electrode including a material which occludes and exudes lithium; a negative material including graphite; and a separator disposed between said positive and negative electrodes; wherein the quantity of lithium occluded in said negative material in a fully-charged state is less than 55% of the theoretical lithium occlusion capacity of said negative electrode. <IMAGE>
申请公布号
EP0959514(A2)
申请公布日期
1999.11.24
申请号
EP19990112055
申请日期
1995.12.08
申请人
JAPAN STORAGE BATTERY COMPANY LIMITED
发明人
NAKAMITSU, KAZUHIRO, C/O JAPAN STORAGE BATTERY CO.;TUKAMOTO, HISASHI, C/O JAPAN STORAGE BATTERY CO.;KOMATSU, SHIGEO, C/O JAPAN STORAGE BATTERY CO.;NAKAMURA, TOSHIMICHI, C/O JAPAN STORAGE BATTERY CO