金属-有机框架材料在轻烃气体分离中的应用

The Application of Metal-organic Frameworks for Light Hydrocarbon Separation

金属-有机框架材料(MOFs)由于其大的比表面积、超强的可设计性和结构可调性,使其在吸附与分离方面存在诱人的应用前景。近些年来,金属-有机框架材料在轻烃(包括甲烷、乙烷、乙炔、乙烯、丙烷、丙炔、丙烯等)吸附分离方面引起广泛的兴趣。本文简要介绍近年来MOFs材料在轻烃吸附分离方面的研究进展,并总结影响吸附分离效果的因素比表面积、孔道结构、孔道表面化学环境,探讨了金属-有机框架材料在轻烃吸附分离研究中存在的问题和发展方向。

Metal-organic frameworks(MOFs)exihibit enormous potentials in the storage and separation of molecules,because of its large specific surface area,outstanding designability and structural adjustability.Currently,light hydrocarbons storage and selective capture have been aroused wide interest.This review focused on recent research progress of MOFs in the separation of light hydrocarbons.It is summary that the properties of gas adsorption and separation in MOFs are affected by various parameters such as surface area,pore structure,the functional group decorated pore.Additionally,the current problems and the future research directions to address challenges in the field of separation of light hydrocarbons with MOFs were discussed.