摘要
层状金属氧化物、聚阴离子化合物和普鲁士类化合物是钠离子电池正极材料的 3 种主流技术选项,从专利申请趋势、专利申请区域分布、专利申请人、专利技术及专利运营层面对上述 3 种主流正极材料进行分析,并阐述该领域的研究现状、研究热点和发展趋势,以期为相关研发主体的技术研发与专利布局提供参考.
Abstract
Layered metal oxides,polyanionic compounds and Prussian compounds are the three mainstream technological options for positive electrode materials for sodium ion batteries.This article analyzes the three mainstream cathode materials mentioned above from the perspectives of patent application trends,distribution of patent application regions,patent applicants,patent technologies,and patent operations.The research status,hotspots,and development trends in this field are elaborated in order to provide reference for the technology research and patent layout of relevant R&D entities.
维普
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