Title:
陰極活物質、その製造方法及びそれを採用したリチウム電池
Document Type and Number:
Japanese Patent JP4781955
Kind Code:
B2
Abstract:
Anode active materials, methods of producing the same and lithium batteries using the same are provided. More particularly, an anode active material having high capacity and excellent capacity retention, a method of producing the same and a lithium battery having a long lifespan using the same are provided. The anode active material comprises complex material particles comprising silicon and graphite, a carbon layer covering the surface of the complex material particles, and a silicon-metal alloy formed between the complex material particles and the amorphous carbon layer.
Inventors:
Kim Hidehide
Hayashi Tomin
Hayashi Tomin
Application Number:
JP2006257476A
Publication Date:
September 28, 2011
Filing Date:
September 22, 2006
Export Citation:
Assignee:
SAMSUNG SDI Co., LTD.
International Classes:
H01M4/38; H01M4/02; H01M4/36; H01M4/587; H01M4/62; H01M10/05
Domestic Patent References:
| JP2001102047A | ||||
| JP2001102048A | ||||
| JP2004349253A | ||||
| JP11073969A | ||||
| JP2004055505A | ||||
| JP2002008652A | ||||
| JP2006210348A |
Attorney, Agent or Firm:
Takashi Watanabe
Masatake Shiga
Yasuhiko Murayama
Masatake Shiga
Yasuhiko Murayama