| 基于中国专利的锂电池发展趋势分析 |
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| 引用本文： | 赵晏强,李金坡.基于中国专利的锂电池发展趋势分析[J].情报杂志,2012(1):35-40,16. |
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| 作者姓名： | 赵晏强 李金坡 |
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| 作者单位： | 中国科学院武汉文献情报中心;中船重工环境工程有限公司 |
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| 基金项目： | 中国科学院青年人才领域前沿项目“学科馆员面向研究所的知识产权服务模式研究”(编号:Y0QNRC01) |
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| 摘 要： | 锂电池特别是锂离子电池,已广泛应用到电子、医学、汽车、航天、军事等领域。通过检索中国锂电池专利文献,从计量学的角度对锂电池在中国的发展脉络、竞争格局、技术布局、相关技术指标、主要发明人等进行定量分析。分析表明锂电池领域的申请量近年来呈快速增长趋势,中国申请人的申请量占到所有申请量的81%,主要公司为比亚迪、比克、力神、东莞新能源(ATL)等,主要科研机构有清华大学、复旦大学、中南大学等。主要技术构成集中于二次电池、电极以及锂、磷、锰、钴、碳等材料的研究。技术指标分析揭示出中国锂电技术在中国已处于成熟阶段,但仍然是一种热门技术,并未出现技术衰老迹象。
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| 关 键 词： | 锂电池 专利 计量分析 |
Current and Development Trends of Chinese Patents in Lithium Battery |
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| ZHAO Yanqiang,LI Jinpo.Current and Development Trends of Chinese Patents in Lithium Battery[J].Journal of Information,2012(1):35-40,16. |
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| Authors: | ZHAO Yanqiang LI Jinpo |
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| Institution: | 1.Wuhan Library of the Chinese Academy of Sciences,Wuhan 430071;2.China Shipbuilding Environmental Engineering Co.Ltd,Wuhan 430000) |
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| Abstract: | Lithium battery,especially lithium-ion battery,has been widely applied to electronical,medical,automotive,aerospace,military and other fields.Chinese applicants’ application accounts for 81% of all,and the main companies are BYD,BAK,Tianjin Lishen Battery and Dongguan ATL.The main research institutions are Tsinghua University,Fudan University,Central South University and Zhejiang University.The main technologies include secondary battery,electrode,and the compounds of lithium,phosphorus,manganese,cobalt and carbon.With the rapid development of China’s lithium technology,lithium technology in China is in its advanced stage,but is still a hot technology and does not show any signs of aging |
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| Keywords: | lithium battery patent bibliometric analysis |
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