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conversion and 30.5% one-pass yield to acrylic acid can be achieved at the same time. Key words: selective oxidation; propane oxidation; catalysts preparation; acrylic acid; propane  ... the last step for the preparation of the mixed metal oxide catalyst materials. Many factors in the calcination step can affect the performance of the resulting catalysts. Two different catalyst......
Preparation,Characterization of CuO/CeO2 and Cu/CeO2 Catalysts and Their Applications in Low-Temperature CO Oxidation ZHANG Shoumin1,Wu Shihua1,WANG Shuping1,HUANG Weiping1,Han Dongzhan1,Zheng... catalysts by impregnation method. The catalytic properties and characterization of CeO2, CuO/CeO2 and Cu/CeO2 catalysts were examined by means of a microreactor-GC system, HRTEM, XRD, TPR and XPS techniques......
载Au纳米SiO2催化剂的自组装制备及光谱研究谢娟1,何乐芹1,孟晓彩1,谢艳1,李艳廷2(1.河北省邯郸市河北工程大学理学院2.石家庄铁道大学 材料科学与工程学院,石家庄 050043)摘 要:采用表面改性方法将硅烷偶联剂(MPTMS)接枝在纳米级SiO2表面,实现表面巯基化修饰.通过金硫键实现金纳米颗粒在SiO2载体上的自组装,高温固化得到Au/SiO2纳米复合结构催化剂.运用红外光谱,热分析仪,透射电镜,X射线衍射,原子吸收光谱和紫外-可见光谱等对其进行表征.结果表明,所得Au/SiO2纳米复合物结构稳定......
Preparation and desulfurization activity of nano-CeO2/γ-Al2O3 catalystsQi Yang1,2,Hui Hu11. School of Environment Science and Engineering, Huazhong University of Science and Technology2. Department of Urban Construction,Wuchang Shouyi University摘 要:γ-Al2 O3-supported CeO2 catalysts were prepared by microemulsion and impregnation methods......
Effect of preparation method on MnOx-CeO2 catalysts for NO oxidation崔明山1,李渊1,王欣全1,王军1,沈美庆1,21. Key Laboratory for Green Chemical Technology of State Education Ministry,School of Chemical Engineering & Technology,Tianjin University2. State Key Laboratory of Engines,Tianjin University摘 要:The NO oxidation reaction was studied over MnOx-CeO2 catalysts......
Effect of preparation method on MnOx-CeO2 catalysts for NO oxidation崔明山1,李渊1,王欣全1,王军1,沈美庆1,21. Key Laboratory for Green Chemical Technology of State Education Ministry,School of Chemical Engineering & Technology,Tianjin University2. State Key Laboratory of Engines,Tianjin University摘 要:The NO oxidation reaction was studied over MnOx-CeO2 catalysts......
Preferential Oxidation of CO in H2 over CuO/CeO2 Catalysts Wang Xiaoyan1,Liu Yuan2,Bai Xue1 (1.School of Chemical Engineering, Inner Mongolia University of Technology, Hohhot 010062, China... of 40000 cm3*g-1*h-1 in the reaction mixture of 1%CO, 1%O2, and 50%H2 balanced with N2. The effect of preparation conditions on catalytic performances was investigated. The catalytic performance......
J. Cent. South Univ. Technol. (2007)06-0788-05 DOI: 10.1007/s11771-007-0150-9 Preparation, characterization and photocatalytic behavior of WO3-TiO2/Nb2O5 catalysts TONG Hai-xia(童海... prepared by a modified hydrolysis process and used for the photocatalytic oxidation of water with O2 evolution was investigated. 2 Experimental 2.1 Preparation of photocatalyst TiO2 colloid......
PREPARATION,CHARACTERIZATION AND HYDROGENATION PROPERTY OF POLYMER-SUPPORTED Pd-Fe2O3 COMPOSITE CATALYSTSZHANG Shengmin HU Weibing ZHANG Manzheng Wuhan University of Technology Hubei Research Institute of Chemistry摘 要:<正> A series of polymer - supported Pd -Fe2O3 composite catalysts were prepared and their hydrogenation property was investigated......
Preparation and properties of K2NiF4-type perovskite oxides La2NiO4 catalysts for steam reforming of ethanol Zhang Li-feng(张利峰), Wang Yi-ping(王一平), Huang Qun-wu(黄群武) School of Chemical... temperature and citric acid concentration on the structure and the catalytic activity for the steam reforming of ethanol are studied. 2 Experimental 2.1 Catalyst preparation The La2NiO4 catalysts were......