质子交换膜(PEM)是聚合物电解质膜燃料电池及电解池的关键部件,通过专利数据库重点分析了质子交换膜制备技术专利申请情况的总体趋势、专利集中度、区域分布和主要专利申请人及近年重要申请人专利技术特点;分析了国内外部分重要申请人2023年及2024年在提高重要申请人在提高质子电导率,提高机械性能(包括尺寸稳定性),提高稳定性,操作方便成本低等质子交换制备技术效果的现状,以期为相关行业的发展提供参考和借鉴。

Proton exchange membrane (PEM) is a key component of polymer electrolyte membrane fuel cells and electrolytic cells.The overall trend,patent concentration,regional distribution,major patent applicants,and the technical characteristics of proton exchange membrane preparation technology patents held by major applications were analyzed through a patent database.This review analyzed the current situation of some important applicants at home and abroad in improving proton conductivity,mechanical properties (including dimensional stability),stability,ease of operation,and low cost proton exchange preparation technologies in 2023 and 2024,in order to provide reference and inspiration for the development of related industries.