Generation of protonic acid sites originating from molecular hydrogen over H-ZSM-5 |
| |
| Authors: | Junpei Tsuji Kohki Ebitani Hideshi Hattori and Hideaki Kita |
| |
| Institution: | (1) Department of Chemistry, Faculty of Science, Hokkaido University, 060 Sapporo;(2) Department of Chemical Engineering, Faculty of Engineering, Tokyo Institute of Technology, Ookayama, Meguro-Ku, Tokyo, 152 |
| |
| Abstract: | Infrared studies of adsorbed pyridine and OH groups on H-ZSM-5 zeolite demonstrate that protonic acid sites are generated on the surfaces by exposure to molecular hydrogen above 373 K. By evacuation of gas phase hydrogen, the protonic acid sites are eliminated.
                     ,    H-ZSM-5        373 .   .
|
| |
| Keywords: | |
| 本文献已被 SpringerLink 等数据库收录！ |
|
