摘要
[目的/意义]钠离子电池正极材料的研究具有深远意义,本文对钠离子电池正极材料专利的研究态势展开分析,为钠离子电池正极材料领域的科学研究与技术开发提供参考。[方法/过程]本文基于专利视角,采用定量与定性相结合的专利情报分析方法,分析了钠离子电池专利的申请态势、地域分布及重点申请人情况,研究了正极材料的专利技术分布及开发动向,最后总结了正极材料设计与改性的技术策略与路径。[结果/结论]我国企业和科研院所在重视钠离子电池电极材料技术开发的同时,也要重视其专利保护。钠离子电池材料的技术开发和专利布局需要全面考虑技术、市场和竞争等多方面因素,并且要灵活应对不断变化的市场环境和技术竞争。
[Purpose/Significance]The research on sodium-ion battery cathode materials is of profound significance.This paper analyzes the research trends of patents,providing references for scientific research and technological development in the field of sodium-ion battery cathode materials.[Method/Process]Based on the patent perspective,this paper adopts the patent intelligence analysis method combining quantitative and qualitative,analyzes the application trend,geographical distribution and key applicants of sodium-ion battery patents,researches the distribution of patented technologies and development trend of cathode materials,and finally summarizes the technological strategies and paths of cathode material design and modification.[Result/Conclusion]Chinese enterprises and research institutes should pay attention to the development of sodium-ion battery cathode materials,and focus on their patent protection as well.The technology development and patent layout of sodium-ion battery materials need to comprehensively consider various factors such as technology,market and competition,and to flexibly respond to the changing market environment and technological competition.
作者
金银雪
刘亚娟
郭晨
庞弘燊
张新兴
JIN Yinxue;LIU Yajuan;GUO Chen;PANG Hongshen;ZHANG Xinxing(Intellectual Property Information Service Center,Shenzhen University,Shenzhen 518060;Library,Shenzhen University,Shenzhen 518060;Inno-Mining Intellectual Property Management Ltd.,Baotou 014010;Library,Guangzhou University,Guangzhou 510006)
出处
《中国发明与专利》
2025年第2期47-55,共9页
China Invention & Patent
基金
广东省自然科学基金面上项目“基于科技互动模式探测科技前沿发展趋势方法研究”(编号:2023A1515011435)
中国博士后科学基金面上项目“基于创新产业科技文献的颠覆性技术发展画像分析研究”(编号:2019M650803)的阶段性研究成果。
关键词
钠离子电池
正极材料
专利情报
sodium-ion batteries
cathode materials
patent intelligence
