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发明名称
正极活性物质及二次电池;POSITIVE ELECTRODE ACTIVE MATERIAL AND SECONDARY BATTERY
摘要
本发明的一个方式的目的之一是提供一种作为二次电池的容量被增大且实现较高的能量密度的正极活性物质。该正极活性物质以Li2Mn1-XAXO3表示,并且作为A使用金属元素、Si或P。该正极活性物质与Li2MnO3相比可以实现较高的放电容量。
申请公布号
TW201511397
申请公布日期
2015.03.16
申请号
TW103123639
申请日期
2014.07.09
申请人
半导体能源研究所股份有限公司 SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
发明人
川上贵洋 KAWAKAMI, TAKAHIRO;吉富修平 YOSHITOMI, SHUHEI;落合辉明 OCHIAI, TERUAKI;斋藤佑美子 SAITO, YUMIKO;门马洋平 MOMMA, YOHEI;瀬尾哲史 SEO, SATOSHI
分类号
H01M4/505(2010.01);H01M4/131(2010.01);H01M10/052(2010.01)
主分类号
H01M4/505(2010.01)
代理机构
代理人
林志刚
主权项
地址
日本 JP
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