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发明名称
电化学元件
摘要
本发明系具备正极、负极、非水电解液及隔板的电化学元件,隔板具有以热塑性树脂当作主体的微多孔膜所成的多孔质层(I)、与含有以耐热温度为150℃以上的填料当作主体的多孔质层(II),多孔质层(II)系至少面向正极,负极含有在氩离子雷射拉曼光谱中相对于1580cm-1的尖峰强度而言,1360cm-1的尖峰强度比之R值(I1360/I1580)为0.1~0.5、且(002)面的面间隔(d002)为0.338nm以下的石墨当作负极活性物质,负极活性物质中的前述石墨之比例为30质量%以上。
申请公布号
TWI390788
申请公布日期
2013.03.21
申请号
TW098137609
申请日期
2009.11.05
申请人
日立麦克赛尔能源股份有限公司 日本
发明人
米田圭介;山下曜;喜多房次
分类号
H01M2/16;H01M4/133;H01M10/052
主分类号
H01M2/16
代理机构
代理人
林志刚 台北市中山区南京东路2段125号7楼
主权项
地址
日本
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