发明名称 |
POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY USING THE SAME |
摘要 |
Provided are a positive active material including a spinel lithium manganese oxide surface-coated with one or more types of nanoparticles selected from olivine-type lithium metal phosphate and metal oxide, a method of preparing the same and a lithium secondary battery using the same. The positive active material provides a lithium secondary battery having improved high-temperature cycle life characteristic and capacity per weight.
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申请公布号 |
US2013244111(A1) |
申请公布日期 |
2013.09.19 |
申请号 |
US201313739305 |
申请日期 |
2013.01.11 |
申请人 |
SAMSUNG CORNING PRECISION MATERIALS CO., LTD. |
发明人 |
CHO HAE IN;SHIM JAE HA;SHIM HYUNG CHEOUL;YOON DONG MYUNG;JO SUNG NIM |
分类号 |
H01M4/131 |
主分类号 |
H01M4/131 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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