The catalytic activity raises with increasing the aluminum content inthe zeolite. The progressive deactivation of the catalyst is due to the coke deposition on thesurface of ZSM-5 zeolite.

• 实验结果表明:催化剂活性随着铝含量的增大而增加,催化剂的逐步减活是由于ZSM-5沸石表面结焦所致。