Title:
リチウム二次電池用負極活物質、リチウム二次電池用負極活物質、およびリチウム二次電池
Document Type and Number:
Japanese Patent JP4401984
Kind Code:
B2
Abstract:
The present invention relates to a negative active material for a rechargeable lithium battery, which includes a silicon-based composite having a silicon oxide of the form SiOx where x≰1.5 and at least one element selected from the group consisting of B, P, Li, Ge, Al, and V, and a carbonaceous material. The negative active material of the present invention can improve the cycle-life and high-rate charge/discharge characteristics of a rechargeable lithium battery.
More Like This:
Inventors:
Lee
Zheng Sing
Gold
Yoshiaki Nitta
Zheng Sing
Gold
Yoshiaki Nitta
Application Number:
JP2005063655A
Publication Date:
January 20, 2010
Filing Date:
March 08, 2005
Export Citation:
Assignee:
SAMSUNG SDI Co., LTD.
International Classes:
H01M4/58; B05D5/12; C01B33/113; C01B33/20; H01M4/02; H01M4/04; H01M4/36; H01M4/48; H01M4/62; H01M10/05
Domestic Patent References:
JP2003160328A | ||||
JP2003197191A | ||||
JP2003192327A | ||||
JP11273675A | ||||
JP2000243395A | ||||
JP2002042806A | ||||
JP2002260651A | ||||
JP2002373653A | ||||
JP2003197193A | ||||
JP2004335195A | ||||
JP2004327190A | ||||
JP2004178917A | ||||
JP2004063433A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Masakazu Ito