六氟硅酸铵后处理对H-ZSM-5分子筛酸性影响的固体NMR研究
王永祥1,2,王强2,*(
),徐君2,夏清华1,*(),邓风2,*()
),徐君2,夏清华1,*(),邓风2,*()
The Effects of Ammonium Hexafluorosilicate Post-Treatment on the Acidity of H-ZSM-5 Zeolite Studied by Solid-State NMR Spectroscopy
Yong-xiang WANG1,2,Qiang WANG2,*(),Jun XU2,Qing-hua XIA1,*(),Feng DENG2,*()
),Jun XU2,Qing-hua XIA1,*(),Feng DENG2,*()
图2. 水合状态下的(a) parent-H-ZSM-5和(b) AHFS-H-ZSM-5的2D 27Al MQ MAS NMR谱图
Fig.2. 2D 27Al MQ MAS NMR spectra of (a) parent-H-ZSM-5, and (b) AHFS-H-ZSM-5 at hydration status
