CO_(2)催化加氢制备C_(1)产物的反应路径与催化剂研究进展

Research progress in reaction pathways and catalysts of CO_(2) catalytic hydrogenation to prepare C_(1) products

通过二氧化碳(CO_(2))催化加氢制备碳基燃料和高值化学品是一种极具应用前景的碳减排技术,但其工业化仍面临许多挑战。针对CO_(2)催化加氢制备的C_(1)产物,包括甲酸(HCOOH)、一氧化碳(CO)、甲醇(CH_(3)OH)和甲烷(CH_(4)),从反应路径、催化工艺等方面综述了相关研究进展。首先,总结了CO_(2)催化加氢生成不同C_(1)产物的反应路径及其竞争关系。随后,针对CO_(2)催化加氢催化剂的改性方式,讨论了不同催化剂的催化性能。最后,对CO_(2)催化加氢催化剂的未来发展方向进行了展望。

The preparation of carbon-based fuels and high-value chemicals by carbon dioxide(CO_(2))catalytic hydrogenation is a promising carbon reduction technology,but its industrialization still faces many challenges.For the C_(1) products prepared by CO_(2) catalytic hydrogenation,including formic acid(HCOOH),carbon monoxide(CO),methanol(CH3OH)and methane(CH_(4)),were reviewed from the aspects of reaction pathways and catalytic processes.Firstly,the reaction pathways and competitive relationships of different C_(1) products in CO_(2) catalytic hydrogenation were summarized.Then,the catalytic performance of different catalysts were discussed according to the modification methods of CO_(2) catalytic hydrogenation catalysts.Finally,the future development direction of CO_(2) catalytic hydrogenation catalysts was prospected.