| 硅藻土用作纳米V2O5催化剂载体的研究 |
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| 引用本文： | 彭富昌,杨绍利,高仕忠.硅藻土用作纳米V2O5催化剂载体的研究[J].非金属矿,2011,34(1):50-52. |
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| 作者姓名： | 彭富昌 杨绍利 高仕忠 |
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| 作者单位： | 四川省钒钛材料工程技术研究中心;攀枝花学院材料工程学院; |
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| 基金项目： | 教育部“春晖计划”资助项目(No:Z2004-2-51004); 四川省科技厅重点科技项目(No:2006J13-015) |
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| 摘 要： | 用煅烧-酸洗的精制工艺处理硅藻土,通过添加助剂,制得适宜浸渍法制备纳米V2O5催化剂的预制载体,研究了酸浓度对硅藻土化学组成的影响,以及焙烧温度和助剂含量对载体强度和吸水性的影响,分别用SEM和ZXF-4自动吸附仪表征硅藻土和载体的微孔结构.结果表明,经过精制处理富集了硅藻壳体,改善硅藻土化学组成和孔结构;温度和硫磺含...
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| 关 键 词： | 浸渍法 纳米V2O5 预制载体 性能 |
Study on Property of Diatomite Used as Carrier for Nano-V2O5 Catalyst |
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| Peng Fuchang,Yang Shaoli,Gao Shizhong.Study on Property of Diatomite Used as Carrier for Nano-V2O5 Catalyst[J].Non-metallic Mines,2011,34(1):50-52. |
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| Authors: | Peng Fuchang Yang Shaoli Gao Shizhong |
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| Affiliation: | Peng Fuchang1,2 Yang Shaoli1,2 Gao Shizhong1,2(1 Sichuan Technology Engineering Research Center for Vanadium & Titanium Materials,Panzhihua,Sichuan 617000,2 College of Materials Engineering,Panzhihu University,Sichuan 617000) |
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| Abstract: | Calcinations-acidification process was taken and purified diatomite.The prefab carrier were prepared with adding auxiliary reagent,which is fit for nano-V2O5 catalyst with impregnating.The influence of acid concentration on chemical composition of diatomite was studied.The influences of the baking temperature and the dosage of assistant component on mechanical strength and hydroscopic property of carrier were also studied.The microfinestra structure of diatomite was characterized by SEM and the microporosit... |
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| Keywords: | impregnating nano-V2O5 prefab carrier property |
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