温和条件下甲烷直接催化制甲醇研究进展

Research progress in direct catalytic conversion of methane to methanol under mild conditions

围绕甲烷直接催化制甲醇技术的研究情况,从反应溶剂、氧化剂、催化剂三个方面对国内外的研究新进展进行了综述,分析了该技术目前存在的问题及今后研究方向。针对目前技术存在的甲烷转化率低、产物易深度氧化问题,提出要实现甲烷直接催化制甲醇技术的工业化应用,需要进一步改善反应条件,深入研究反应机理,设计开发出高活性、高稳定性的新型复合催化剂。

The research progress of direct catalytic conversion of methane to methanol is reviewed from three aspects of reaction solvent,oxidant and catalyst.The existing problems and future research directions of this technology are analyzed.Aiming at the problems of low conversion of methane and easy deep oxidation of products,it is proposed that in order to realize the industrial application of this technology,it is necessary to further improve the reaction conditions,deeply study the reaction mechanism,and design and develop new composite catalysts with high activity and high stability.