ZSM-5 molecular sieve catalyst loaded with ionic liquid as well as preparation method and application of ZSM-5 molecular sieve catalyst

• Main Authors: ZHU HANJING, XING WENTING, YANG SUFEN, WANG YINAN, LIU HUIWAN, LU PENG, LIU CHEN, QIAO GUIFANG, WU PANPAN, GAO QINGHUAN, LUO YINGDI, ZHANG XIAN, WANG HONGLI, FENG MING, HUO ERFU, WANG YANHUA, WANG BAINAN, HAN JUAN, CHENG WEIQIN, LI XUEPING
• Format: Patent
• Language: Chinese; English
• Published: 05.04.2022
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The invention provides an ionic liquid loaded ZSM-5 molecular sieve catalyst as well as a preparation method and application thereof. The catalyst comprises a ZSM-5 molecular sieve and acidic ionic liquid loaded on the ZSM-5 molecular sieve, according to the method for preparing cyclohexanol by using the catalyst to catalyze cyclohexene hydration, based on double acidic sites of the molecular sieve catalyst and the ionic liquid, the conversion rate of cyclohexene is high, the selectivity of cyclohexanol is high, the used reagent is safe and high in practicability, and the method can be used for industrial production. 本发明提供一种负载离子液体的ZSM-5分子筛催化剂及其制备方法和应用，所述催化剂包括ZSM-5分子筛及负载于ZSM-5分子筛上的酸性离子液体；本发明所提供的利用该催化剂催化环己烯水合制备环己醇的方法，基于分子筛催化剂和离子液体的双酸性位点，使得环己烯的转化率高，环己醇选择性高，且所用试剂安全，实用性强，可用于工业生产。