| 发明名称 |
ELECTRICITY STORAGE DEVICE AND POSITIVE ELECTRODE FOR ELECTRICITY STORAGE DEVICE |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electricity storage device including Li<SB POS="POST">3</SB>V<SB POS="POST">2</SB>(PO<SB POS="POST">4</SB>)<SB POS="POST">3</SB>as a positive electrode active material, which is high in capacity and excellent in charge/discharge cycle characteristics while having high output and high safety. <P>SOLUTION: An electricity storage device includes a positive electrode having a positive electrode mixture layer including a positive electrode active material, the positive-electrode active material includes Li<SB POS="POST">3</SB>V<SB POS="POST">2</SB>(PO<SB POS="POST">4</SB>)<SB POS="POST">3</SB>and a lithium-nickel composite oxide in a range of from 8:82 to 70:20 by mass ratio, a basis weight of the positive-electrode mixture layer is from 4 mg/cm<SP POS="POST">2</SP>or more to 20 mg/cm<SP POS="POST">2</SP>or less, and the lithium-nickel composite oxide includes 0.3 mol or more and 0.8 mol or less of a nickel element with respect to a lithium atom of 1 mol. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2012256591(A) |
申请公布日期 |
2012.12.27 |
| 申请号 |
JP20120096237 |
申请日期 |
2012.04.20 |
| 申请人 |
FUJI HEAVY IND LTD;NIPPON CHEM IND CO LTD |
发明人 |
YANAGIDA HIDEO;TAKIMOTO KAZUKI;SAKURABA TAKAHIRO;BABA TAKESHI;KITANI YASUYUKI;KIKUCHI ATSUSHI |
| 分类号 |
H01M4/131;C01B25/45;C01G53/00;H01M4/136;H01M4/36;H01M4/525;H01M4/58 |
主分类号 |
H01M4/131 |
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