A polyfunctional equipment for catalyst characterization and reactionevaluation incorporated with a new method based on chromatography formeasuring coke content and its C/H ratio is used to study the deactivationof HZSM-5 by coking in methanol conversion.

• 在所设计的多功能催化反应及表征装置上,利用一种新的以色谱仪为基础测定催化剂结炭量及结炭C/H 比的方法,并配合氨吸咐TPD,电镜和比表面测量等表征手段,对HZSM-5在甲醇转化过程中的积炭行为进行了研究。