以羧甲基纤维素(CMC)为造孔剂,使用溶胶-凝胶法制备了SiO2负载型磷钼酸催化剂HPMo/SiO2,并对其进行了FT-IR、XRD、FE-SEM等表征,同时考察了不同制备条件和反应条件对模型油催化氧化脱硫效果的影响.结果表明,造孔剂的加入并未改变HPMo的Keggin结构,且促进了MoO3在SiO2表面的分散;催化剂用量0.05 g,H2O2加入量0.02 mL,反应温度80℃时,二苯并噻吩(DBT)反应15 min后可完全脱除;催化剂重复使用4次后,DBT几乎被完全脱除.
参考文献
| [1] | Antony Stanislaus;Abdulazeem Marafi;Mohan S. Rana .Recent advances in the science and technology of ultra low sulfur diesel (ULSD) production[J].Catalysis Today,2010(1/2):1-68. |
| [2] | Y. Yoshimura;M. Toba;H. Farag;K. Sakanishi .Ultra deep hydrodesulfurization of gas oils over sulfide and/or noble metal catalysts[J].Catalysis Surveys From Japan,2004(1):47-60. |
| [3] | Song C S .An overview of new approaches to deep desulfurization for ultra-clean gasoline,diesel fuel and jet fuel[J].Catalysis Today,2003,86(1-4):211. |
| [4] | 蒋宗轩,吕宏缨,张永娜,李灿.燃油氧化脱硫[J].催化学报,2011(05):707-715. |
| [5] | Mondal S;Hangun-Balki Y;Alexandrava L .Oxidation of sulfur components in diesel fuel using Fe-TAML catalyst and hydrogen peroxide[J].Catalysis Today,2006,116(07):554. |
| [6] | Zhizhina EG;Odyakov VF;Simonova MV .Catalytic oxidation of organic compounds with oxygen in the presence of Mo-V-phosphoric heteropoly acid solutions[J].Kinetics and catalysis,2008(6):773-781. |
| [7] | 李莉,曹艳珍,陆丹,陈世界.H_6P_2W_（18）O_（62）/SiO_2：用模板剂制备及光催化降解二甲酚橙的性能[J].无机化学学报,2010(03):440-446. |
| [8] | Baoshan Li;Wei Ma;Jianjun Liu .Synthesis of the well-ordered hexagonal mesoporous silicate incorporated with phosphotungstic acid through a novel method and its catalytic performance on the oxidative desulfurization reaction[J].Catalysis Communications,2011(1):101-105. |
| [9] | 刘振,王琦,田陆飞,乔林.利用不同造孔剂制备Al2O3多孔陶瓷[J].山东陶瓷,2009(04):30-33. |
| [10] | Zuzana Zivcova-Vlckova;Janis Locs;Melanie Keuper .Microstructural comparison of porous oxide ceramics from the system Al_2O_3-ZrO_2 prepared with starch as a pore-forming agent[J].Journal of the European Ceramic Society,2012(10):2163-2172. |
| [11] | 邱江华,王光辉,卢本才,曾丹林.微波辐射磷钼酸铈盐催化柴油氧化脱硫研究[J].武汉科技大学学报（自然科学版）,2009(05):538-542. |
| [12] | 陈敏,郑小明.稀土对Keggin结构磷钼酸催化剂结构和性能的影响[J].无机化学学报,2002(06):587-590. |
| [13] | 王广健,刘广卿,杨振兴,徐明霞,王磊.Keggin杂多酸负载型催化剂研究及在有机合成中的应用[J].有机化学,2009(07):1039-1047. |
| [14] | 王玉萍,彭盘英,丁海燕,吴勇.TiO2/活性炭负载光催化剂的制备与光催化性能[J].环境科学学报,2005(05):611-617. |
| [15] | 张玉琴,邱江华,王光辉,包云成,王宁.La-Mo/SiO2催化剂的制备及其催化柴油深度氧化脱硫研究[J].材料导报,2013(12):75-79. |
| [16] | 肖江平,李琪娜,王宁,张玉琴,张利玉,马亚丽,邱江华,王光辉.Cr-Mo/SiO2的制备及其催化氧化脱硫研究[J].武汉科技大学学报（自然科学版）,2011(04):280-284. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%