MOFs材料在CO_(2)加氢制甲醇催化剂中的应用

Application of MOFs materials in catalysts for CO_(2)hydrogenation to methanol

作为最主要的温室气体,CO_(2)的大量排放引发了全球变暖等一系列环境问题。利用CO_(2)加氢合成甲醇是实现CO_(2)循环利用、解决环境问题的切实可行的途径。开发高效、高选择性的催化剂是实现CO_(2)加氢制甲醇工业化应用的关键。近年来,金属有机骨架(MOFs)材料由于其结构多样性、设计灵活性的特点在催化领域引起了广泛关注,MOFs材料应用于CO_(2)加氢制甲醇催化剂的合成,可以有效解决目前CO_(2)加氢制甲醇催化剂存在的反应选择性低、CO_(2)转化率低、合成速率低等一系列问题,提高催化性能。综述了CO_(2)加氢制甲醇MOFs材料催化剂的研究进展,论述了MOFs材料应用于CO_(2)加氢制甲醇催化剂的优势及合成方法,评价了MOFs材料对不同的金属基催化剂的改善作用及存在的不足,并对其应用的挑战和前景进行了讨论。

The massive emission of CO_(2),one of the major greenhouse gases,has caused a series of environmental problems,such as global warming.CO_(2)hydrogenation to methanol is a pragmatic way to realize CO_(2)recycling and solve environmental problems,of which the development of efficient and highly selective catalysts is critical to realize its industrial applications.In recent years,metal-organic framework(MOFs)materials have attracted extensive attention in the field of catalysis due to their structural diversity and design flexibility.The application of MOFs in catalysts for methanol synthesis from CO_(2)/H2 show improved catalytic performance and can effectively enhance methanol selectivity,CO_(2)conversion rate and synthesis rate.In the current review,the research progress of MOFs catalysts for methanol synthesis from CO_(2)hydrogenation was discussed,especially the advantages and synthesis methods of MOFs materials.Meanwhile,the improvement effect and shortcomings of MOFs materials on different metal-based catalysts were evaluated.Finally,the challenges and prospects of the application of MOFs catalysts in this field were discussed.