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载体对负载型Zn催化剂上愈创木酚加氢脱氧(HDO)性能的影响
引用本文:陈辰,费金华.载体对负载型Zn催化剂上愈创木酚加氢脱氧(HDO)性能的影响[J].浙江大学学报(理学版),2019,46(5):579-583.
作者姓名:陈辰  费金华
作者单位:浙江大学 化学系,浙江省应用化学重点研究实验室, 浙江 杭州 310028
基金项目:国家重点研发计划项目(2018YFB1501404).
摘    要:以SiO2、Al2O3和HZSM-5、Re-HY分子筛为载体,以Zn为主要活性成分,研究了不同类型载体以及不同Si/Al比的HZSM-5分子筛负载Zn催化剂的愈创木酚加氢脱氧(HDO)反应性能。结果表明,催化剂的酸性是影响其加氢脱氧活性和产物选择性的主要因素,并且愈创木酚加氢脱氧转化为环己烷、BTX(苯、甲苯、二甲苯)等完全脱氧产物的活性,与催化剂的总酸量、酸中心强度具有一定的相关性。

关 键 词:愈创木酚  加氢脱氧  Zn  分子筛  催化剂  
收稿时间:2018-12-25

Influence of supports on Zn-based catalyst for hydrodeoxygenation of guaiacol.
CHEN Chen,FEI Jinhua.Influence of supports on Zn-based catalyst for hydrodeoxygenation of guaiacol.[J].Journal of Zhejiang University(Sciences Edition),2019,46(5):579-583.
Authors:CHEN Chen  FEI Jinhua
Institution:Key Laboratory of Applied Chemistry of Zhejiang Province,Department of Chemistry, Zhejiang University, Hangzhou 310028, China
Abstract:This work aims at investigating the performance of Zn catalysts supported by SiO2, Al2O3, Re-HY and different Si/Al ratios of HZSM-5 for guaiacol hydrodeoxygenation (HDO). The results show that the acidity of the catalyst is the main factor affecting the HDO activity and product selectivity, and both the HDO activity of guaiacol converting to cyclohexane, BTX (benzene, toluene, xylene) are correlated with the total amount of acid sites and the strength of the acid sites over the catalyst to some extent.
Keywords:guaiacol  hydrodeoxygenation  Zn  zeolite  catalyst  
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