The cry stal of ZSM- 5 zeolite film was characterized by XRD and SEM. The separation fa ctor of this film for single gas,such as H2,N2,CH4,CO2, was measured.

• 用XRD,sem和H2,N2,CO2和CH4等气体渗透对ZSM-5沸石分子筛膜进行了表征。