发明授权
- 专利标题： Silicon oxide powder and its manufacture
- 专利标题（中）： 二氧化硅粉末及其制备
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申请号： EP02251417.8申请日： 2002-02-28
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公开(公告)号： EP1236682B1公开(公告)日： 2006-01-11
- 发明人: Fukuoka, Hirofumi, c/o Gunma Complex , Miyawaki, Satoru, c/o Gunma Complex , Ooka, Kenji , Ueno, Susumu, c/o Gunma Complex , Aramata, Mikio, c/o Gunma Complex , Fukuda, Takeshi, c/o Shin Etsu Chemical Co., Ltd.
- 申请人： Shin-Etsu Chemical Co., Ltd.
- 申请人地址： 6-1, Otemachi 2-chome Chiyoda-ku Tokyo JP
- 专利权人： Shin-Etsu Chemical Co., Ltd.
- 当前专利权人： Shin-Etsu Chemical Co., Ltd.
- 当前专利权人地址： 6-1, Otemachi 2-chome Chiyoda-ku Tokyo JP
- 代理机构： Stoner, Gerard Patrick
- 优先权： JP2001053903 20010228
- 主分类号： C01B33/113
- IPC分类号： C01B33/113 ; H01M4/48
摘要：
A silicon oxide powder represented by the formula: SiOx wherein 1.05 ≤ x ≤ 1.5 and having a BET specific surface area of 5-300 m /g is useful as a negative electrode material to construct a lithium ion secondary cell having a high capacity and improved cycle performance.
公开/授权文献
- EP1236682A1 Silicon oxide powder and its manufacture 公开/授权日：2002-09-04
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