公开(公告)号：EP1236682A1

公开(公告)日：2002-09-04

申请号：EP02251417.8

申请日：2002-02-28

申请人： SHIN-ETSU CHEMICAL CO., LTD.

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.

IPC分类号： C01B33/113 ,  H01M4/48

CPC分类号： H01M4/485 ,  C01B33/113 ,  H01M4/0471 ,  H01M4/131 ,  H01M10/0525 ,  H01M2004/027

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 2 /g is useful as a negative electrode material to construct a lithium ion secondary cell having a high capacity and improved cycle performance.

摘要翻译： 由式：SiOx表示的氧化硅粉末，其中1.05≤x≤1.5，BET比表面积为5-300m 2 / g，可用作负极材料，构成具有高的锂离子二次电池 容量和循环性能改善。

公开(公告)号：EP1236682B1

公开(公告)日：2006-01-11

申请号：EP02251417.8

申请日：2002-02-28

申请人： Shin-Etsu Chemical Co., Ltd.

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.

IPC分类号： C01B33/113 ,  H01M4/48

CPC分类号： H01M4/485 ,  C01B33/113 ,  H01M4/0471 ,  H01M4/131 ,  H01M10/0525 ,  H01M2004/027

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.