| 锂离子电池正极材料技术研究进展 |
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| 作者单位： | 1.北京科技大学材料科学与工程学院材料物理研究所，北京100083；
2.北京大学化学与分子工程学院应用化学系新能源材料与技术实验室 |
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| 摘 要： | 对锂离子电池正极材料的研究进展进行了概括和评述。对钴酸锂、锰酸锂、三元材料、磷酸铁锂等已商品化材料的技术特点进行了分析。指出已商品化材料的技术改进方向。对新型材料5 V高电压尖晶石锰酸锂、富锂层状氧化物材料{xLi2MnO3·（1-x）Li［Mn1/3Ni1/3Co1/3］O2}的发展前景进行了展望。
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| 关 键 词： | 锂离子电池 正极材料 钴酸锂 锰酸锂 磷酸铁锂 |
Technology research progress of cathode material of lithium ion battery |
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| Affiliation: | 1.Department of Materials Physics and Chemistry，School of Materials Science and Engineering，University of Science and
Technology Beijing，Beijing 100083，China；2.New Energy Materials and Technology Laboratory，Department of
Applied Chemistry，College of Chemistry and Molecular Engineering，Peking University |
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| Abstract: | The research progress of cathode material of lithium ion battery was summarized and discussed.The technical characteristics of cathode materials which have been commercialized，such as lithium cobaltate，lithium manganate，ternary cathode materials，and lithium iron phosphate，were analyzed.The future improvement direction of the commercialized cathode materials was pointed out.The future development prospect of new type high voltage 5 V spinel lithium manganate and Li-rich layered oxide materials {xLi2MnO3·（1-x）Li［Mn1/3Ni1/3Co1/3］O2}was also forecasted. |
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| Keywords: | lithium-ion battery cathode material lithium cobaltate lithium manganate lithium iron phosphate |
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