摘要
二维sp2-碳共轭聚合物是指通过碳碳双键将构筑单元连接起来的层状聚合物材料.因其具有可设计的周期性多孔结构、高比表面积、优异的结构稳定性和高载流子迁移速率等优点,被认为是最具前景的聚合物新材料之一.本文以作者课题组的研究工作为主,对二维sp2-碳共轭聚合物的结构设计和合成方法、薄膜可控制备策略及其在盐差发电、海水提铀、光催化、荧光传感和质子传导等领域应用进行了总结,并从晶体结构的调控、新型合成方法的探索、通用性薄膜合成策略的设计以及相关应用的拓展等方面对二维sp2-碳共轭聚合物的研究进行了展望.
Abstract
Two-dimensional sp2c-conjugated polymers(2D sp2c-CPs)refer to layered materials constructed by C=C.2D sp2c-CPs have shown great potential in photocatalytic conversion of high-value-added products,osmotic energy generation,fluorescence sensing,proton conduction,organic semiconductor devices,and the extraction of radioactive nuclides,due to their designable periodic porous structures,high surface area,excellent structural stability,and high charge transfer.This review primarily elucidates the research endeavors of our research group concerning 2D sp2c-CPs.Firstly,the structural design and synthesis methods of 2D sp2c-CPs are presented.Subsequently,the preparation strategies for 2D sp2c-CP films,primarily conducted by our research group are introduced.Moreover,the applications of 2D sp2c-CPs in seawater uranium extraction,osmotic energy generation,fluorescence sensing,proton conduction,and photocatalysis are summarized in detail.Finally,the review offers a perspective on the research of 2D sp2c-CPs,encompassing modulation of crystal structure,exploration of novel synthesis methods,design of universal film synthesis strategies,and the expansion of related applications.
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