| 膨润土复氧化物催化剂的研制及其催化性能 |
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| 引用本文： | 黄颖 林深. 膨润土复氧化物催化剂的研制及其催化性能[J]. 福建师范大学学报(自然科学版), 1998, 14(3): 50-54 |
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| 作者姓名： | 黄颖 林深 |
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| 作者单位： | 福建师范大学化学系 |
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| 摘 要： | 以经过活化处理的膨润土为载体，用沉淀法混合负载下Ｔｉ和Ａｌ，再经硫酸处理，制得ＳＯ＾２－４／Ｔｉ－Ａｌ－Ｏ／膨润土固体酸，考察了其对羧酸酯化反应催化活性，探讨了催化剂的制备条件及反应条件的影响，用ＸＲＤ，ＤＴＡ，ＴＧ，ＳＳＡ，ＮＨ＾－３ＴＰＤ和ＩＣＰ等技术对催化剂的理化性质进行表征，并用Ｈａｍｍｅｔｔ指示剂正丁胺滴定法测定了该催化剂表面总酸量及酸强度分布。
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| 关 键 词： | 膨润土催化剂 固体酸 羧酸酯化 催化性能 |
The Preparation and Catalytic Properties of Betonite Supported Composite Oxide Catalyst |
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| Huang Ying Lin Sheng Tong Yuejin Chen Shouzhen. The Preparation and Catalytic Properties of Betonite Supported Composite Oxide Catalyst[J]. Journal of Fujian Teachers University(Natural Science), 1998, 14(3): 50-54 |
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| Authors: | Huang Ying Lin Sheng Tong Yuejin Chen Shouzhen |
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| Abstract: | SO 2- 4/Ti-Al-O/Betonite was prepared by precipitating Ti and Al on the betonite which has been activated.The catalytic activity for carboxylic esterification was characterized by XRD,DTA,TG,SSA,NH 3-TPD and ICP.The total acid amount and acid strength distribution on the catalyst surface were measured by n butylamine titration. |
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| Keywords: | betonite catalyst solid acid carboxylic esterification |
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