Understanding the direct relationship between various structure-directing agents and low-temperature hydrothermal durability over Cu-SAPO-34 during the NH<sub>3</sub>-SCR reaction
Shoute Zhang, Ying Meng, Lei Pang, Qianzhao Ding, Zhen Chen, Yanbing Guo, Weiquan Cai, Tao Li
Abstract
Hydrolysis of Si–O(H)–Al bonds and the loss of active Cu(OH) + species jointly contribute towards the deactivation of Cu-SAPO-34 under a moist environment at low temperature (<100 °C).
Topics & Concepts
Hydrothermal circulationCatalysisDurabilityChemistryHydrothermal reactionChemical engineeringMaterials scienceOrganic chemistryComposite materialEngineeringCatalytic Processes in Materials ScienceMetal-Organic Frameworks: Synthesis and ApplicationsCatalysis and Hydrodesulfurization Studies