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US 2012/0070745 A1Published application
Negative active material for rechargeable lithium battery and rechargeable lithium battery including the same
AssigneeSamsung SDI Co., Ltd.
InventorsSumihito ISHIDA, Jong-Ki Lee, Kyeu-Yoon Sheem, Mee-Young Lee
Life of this patent
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Abstract
Disclosed are a negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The active material includes a silicon-containing compound represented by the following Chemical Formula 1. SiCx [Chemical Formula 1] wherein, 0.05≦x≦1.5; wherein the compound is substantially amorphous.
Claims24
A negative active material for a secondary lithium battery comprising a compound represented by the following Chemical Formula 1,
- SiCx [Chemical Formula 1]
- wherein, 0.05≦x≦1.5;
- wherein the compound is substantially amorphous.
A secondary lithium battery comprising:
- a negative electrode comprising a negative active material comprising a compound represented by the following Chemical Formula 1;
- a positive electrode comprising a positive active material;
- and
- a non-aqueous electrolyte,
- SiCx [Chemical Formula 1]
- wherein, 0.05≦x≦1.5;
- wherein the compound is substantially amorphous.
4 more elements
Dependencies are inferred from the claim text.