Conversion of methanol to hydrocarbons over H-MCM-22 zeolite: deactivation behaviours related to acid density and distribution
Tingyu Liang, Jialing Chen, Sen Wang, Pengfei Wang, Zhangfeng Qin, Fang Jin, Mei Dong, Jianguo Wang, Weibin Fan
Abstract
The deactivation of H-MCM-22 zeolites with different Si/Al ratios can be roughly divided into three stages: first the rapid deactivation of the supercages, the second reaction with slow coking and the deactivation stage with rapid coking mainly on the external pockets.
Topics & Concepts
ZeoliteCatalysisMethanolChemistryChemical engineeringInorganic chemistryOrganic chemistryEngineeringZeolite Catalysis and SynthesisCatalysis for Biomass ConversionMesoporous Materials and Catalysis