发明名称 |
NEGATIVE ELECTRODE MATERIAL FOR NONAQUEOUS SECONDARY BATTERY |
摘要 |
To provide a carbon material capable of suppressing excessive reactivity with an electrolytic solution and excellent in a rapid charge/discharge characteristics. A carbon material for lithium ion secondary batteries, which satisfies: (i) a tap density≧0.75 g/cm3; (ii) a Raman R value≧0.23 and a half width of D bandΔνD<45 cm−1, in which the D band appears in the vicinity of 1,358 cm−1 of the Raman spectrum; and (iii) 4 m2/g≰BET specific surface area (SA)≰11 m2/g.
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申请公布号 |
US2011262802(A1) |
申请公布日期 |
2011.10.27 |
申请号 |
US200913126968 |
申请日期 |
2009.10.30 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION |
发明人 |
UONO HIROYUKI;SATO HIDEHARU;MATSUMOTO HITOSHI;INOUE ATSUYOSHI |
分类号 |
H01M4/583;C01B31/02;H01M10/02 |
主分类号 |
H01M4/583 |
代理机构 |
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地址 |
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