磷改性ZSM-5分子筛在甲醇制芳烃反应中催化性能的固体核磁研究

甲醇制芳烃反应在化工领域具有重要的现实意义，ZSM-5分子筛是这一反应的优良催化剂，磷改性是提高ZSM-5分子筛催化性能的常见方法。利用固体核磁共振技术对改性催化剂进行1H、27Al和31P表征，结合催化考评结果，推测或论证影响催化活性的因素，对反应条件的优化提出有益的帮助和支持。

Solid-state NMR study on catalytic properties of phosphorus modified H-ZSM-5 molecular sieves for methanol-to-aromatic hydrocarbons reaction

Methanol-To-Aromatic hydrocarbons(MTA) reaction has important practical significance in chemical industry field.ZSM-5 molecular sieve is the good catalyst for MTA reaction,and phosphorus modification to the catalyst is a common method to improve the catalytic performance in MTA reaction.The modified catalysts were characterized by using solid-state NMR technique with ¹H,²⁷Al,³¹P nuclei.Combined with the evaluation results of the catalytic performance,the influencial factors of catalytic activities were inferred and expounded.Some helpful information are provided for the optimization of reaction conditions.