水热/热解转化木质纤维素为超级电容器多孔炭电极材料的研究进展

Research Progress of Hydrothermal/Pyrolytic Conversion of Lignocellulose into Porous Carbon Electrode Materials for Supercapacitors

近年来,木质纤维素高值转化利用受到广泛关注。通过水热和热解将木质纤维素转化为多孔炭,并用于超级电容器,是实现木质纤维素高值化利用的一条重要途径。本文重点介绍了水热炭和生物炭在制备、形成机理、理化性质等方面的研究进展;关注了操作参数对水热炭和生物炭理化性质的影响;重点探讨了水热炭和生物炭功能化制备多孔炭的方式,包括孔结构优化和表面特性优化的方式。

Recently,the high-value conversion and utilization of lignocellulose have attracted wide attention.Converting it into porous car⁃bon for supercapacitor through hydrothermal and pyrolysis processes is an important pathway for the high-value utilization of lignocellulose.The research progress on the preparation,formation mechanisms,physicochemical properties,etc.,of hydrochar and biochar was highlight⁃ed.The focus was on the influence of operating parameters on the physicochemical properties of hydrochar and biochar.The emphasis was on exploring the methods of functionalized preparation of porous carbon from hydrochar and biochar,including optimization methods of pore structure and surface characteristics.