发明名称 |
NON-AQUEOUS LIQUID ELECTROLYTE AND NON-AQUEOUS LIQUID ELECTROLYTE SECONDARY BATTERY |
摘要 |
A non-aqueous liquid electrolyte secondary battery using negative-electrode active material having Si, Sn and/or Pb, with high charge-capacity, superior characteristics including discharge-capacity retention rate over long is provided. Its non-aqueous liquid electrolyte contains carbonate having unsaturated bond and/or halogen and compounds like LiPF6 and/or LiBF4 (first lithium salt) and lithium salt different from said first one, represented by formula below (second lithium salt). Lil(alphamXan)
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申请公布号 |
US2009325065(A1) |
申请公布日期 |
2009.12.31 |
申请号 |
US20070298440 |
申请日期 |
2007.04.27 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION |
发明人 |
FUJII TAKASHI;SHIMA NORIKO;OHASHI YOUICHI;KINOSHITA SHINICHI |
分类号 |
H01M6/14;H01M4/134;H01M4/58;H01M10/0568;H01M10/26 |
主分类号 |
H01M6/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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