| 微球硅胶负载TS-1的制备、表征及催化苯羟基化的研究 |
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| 引用本文： | 刘雅哲,盖鸿玮,肖如亭. 微球硅胶负载TS-1的制备、表征及催化苯羟基化的研究[J]. 天津理工大学学报, 2011, 27(1): 69-72. DOI: 10.3969/j.issn.1673-095X.2011.01.017 |
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| 作者姓名： | 刘雅哲 盖鸿玮 肖如亭 |
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| 作者单位： | 天津理工大学化学化工学院,天津,300384 |
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| 摘 要： | 通过浸渍法制得微球硅胶负载TS-1分子筛催化剂.用XRDI、R和SEM技术对催化剂进行表征.对催化剂催化苯羟基化的工艺进行研究.结果表明,TS-1分子筛能够很好负载于硅胶表面.在苯和H2O2初始量分别为0.5 mol和0.1 mol、催化剂加入量为8g、反应温度60℃下,经过3h的反应,苯的转化率达到10.32%,酚选择性超过99%.催化剂易于回收,经多次重复使用后,苯转化率为9.42%,酚选择性为94.89%.
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| 关 键 词： | TS-1分子筛 微球硅胶负载 苯 羟基化 |
Preparation,characterization and study on catalytic properties for hydroxylation of benezen of TS-1 loaded on microspheric silica gel |
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| LIU Ya-zhe,GAI Hong-wei,XIAO Ru-ting. Preparation,characterization and study on catalytic properties for hydroxylation of benezen of TS-1 loaded on microspheric silica gel[J]. Journal of Tianjin University of Technology, 2011, 27(1): 69-72. DOI: 10.3969/j.issn.1673-095X.2011.01.017 |
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| Authors: | LIU Ya-zhe GAI Hong-wei XIAO Ru-ting |
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| Affiliation: | LIU Ya-zhe,GAI Hong-wei,XIAO Ru-ting (School of Chemistry and Chemical Engineering Tianjin University of Technology,Tianjin 300384,China) |
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| Abstract: | The catalysts of TS-1 loaded on silica gel were prepared after direct crystallization and calcination of the microspheric silica gel soaked in the TS-1 synthetic solution.The catalysts were characterized by XRD,IR and SEM.The hydroxylation of benezen catalyzed by the catalyst has been study.The result showed that TS-1 molecular sieve was loaded on the surface of silica gel very well.On the condition of the initial material content of benzene 0.5mol and hydrogen peroxide 0.1mol,catalyst 8g,the reaction tempe... |
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| Keywords: | loaded on microspheric silica gel TS-1 molecular sieve benzene hydroxylation |
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