【摘要】 将用直接法合成的 ZSM-5分子筛经改性后用于甲醇缩合制二甲醚反应中。考察了催化剂焙烧温度、磷镁改性、反应温度及甲醇进料空速对催化活性的影响,并进行了稳定性和再生试验。更多还原

【Abstract】 A modified ZSM-5 zeolite synthesized by the direct method was used for con-densation of methanol to form dimethylether.The effects of calcination temperat-ure,phosphorus-and magnesium-modification,reaction temperature and WHSV oncatalytic activity were studied.The stability and regenerative property of thecatalyst were determined.更多还原