Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate
2005-12-13
2005-12-13
Dove, Tracy (Department: 1745)
Metal working
Method of mechanical manufacture
Electrical device making
C429S224000, C429S231100, C429S231300, C429S231500, C429S231600, C029S623500
Reexamination Certificate
active
06974486
ABSTRACT:
A positive active material for rechargeable lithium batteries includes an active material component processed from a manganese-based compound. The transition metal compound is selected from LixMnO2, LixMnF2, LixMnS2, LixMnO2-zFz, LixMnO2-zSz, LixMn1-yMyO2, LixMn1-yMyF2, LixMn1-yMyS2, LixMn1-yMyO2-zFz, LixMn1-yMyO2-zSz, LixMn2O4, LixMn2F4, LixMn2O4-zFz, LixMn2O4-zSz, LixMn2-yMyO4, LixMn2-yMyF4, LixMn2-yMyS4, LixMn2-yMyO4-zFz, or LixMn2-yMyO4-zSzwhere 0<x≦1.5, 0.05≦y≦0.3, z≦1.0 and M is selected from Al, Co, Cr, Mg, Fe or La. A metallic oxide is coated on the active material component.
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Kim Geun-Bae
Kweon Ho-Jin
Noh Hyung-Gon
Park Dong-Gon
Blakely & Sokoloff, Taylor & Zafman
Dove Tracy
Samsung SDI & Co., Ltd.
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