基于全球专利申请数据的石墨烯技术发展态势研究

Research on the Development Trend of Graphene Technology Based on Global Patent Application Data

石墨烯(Graphene)是一种以sp2杂化连接的二维蜂窝状晶格结构的新型潜力材料,拥有优异的光学、力学、电学特性,被广泛应用于复合材料、电子器件、生物医药、能源和污水净化等领域,石墨烯技术已成为一个新兴的研究热点。本文通过专利检索,对近几年石墨烯产业专利申请全球竞争态势进行分析,总结了石墨烯产业发展现状及特点,主要包括专利申请趋势、区域分布、专利转化趋势、研究热点及应用领域等。此外,本文针对我国石墨烯技术分布及产业发展情况进行分析,并提出了几点建议,以期揭示石墨烯领域专利活动特点,为我国石墨烯的技术创新及产业发展提供参考。

Graphene is a new potential material with a two-dimensional honeycomb lattice structure connected by sp2 hybridization,which has excellent optical,mechanical,and electrical properties and is widely used in composite materials,electronic devices,biomedicine,energy,and wastewater purification.Graphene technology has become an emerging research hotspot.Through patent search,this paper analyzed the global competitive situation of graphene industry patent applicationsin recent years,and summarized the current situation and characteristics of graphene industry development,mainly including patent application trends,regional distribution,patent conversion trends,major R&D hotspots,and application.In addition,the graphene technology distribution and industrial development in China were analyzed,and several suggestions were put forward.To reveal the characteristics of patent activities of graphene and provide references for the technological innovation and industrial development of graphene in China.