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溶胶-凝胶法制备多孔复合氧化物FexTi及其结构表征
The Preparation of Porous Mixed Oxides FexTi by a Sol-gel Method and Its Structure Characterization
【Author】 Ren Jun Li Wen-ying Xie Ke-chang (Key Laboratory of Coal Science and Technology (Taiyuan University of Technology), Ministry of Education and Shanxi Province, Taiyuan, 030024)$$$$
【机构】 太原理工大学煤科学与技术教育部和山西省重点实验室;
【摘要】 应用溶胶-凝胶法,在酸性条件下控制前驱物异丙醇钛Ti(OiPr) 4水解,并在成胶过程中加入活性金属Fe(Ⅲ) ,形成的二元干凝胶经低温焙烧,成功地合成了Fe均匀分散的大比表面的钛基复合氧化物FexTi,并用TEM ,XRD ,FTIR ,TG/DTA ,自动吸附仪对其结构进行了表征。
【Abstract】 Porous mixed oxides FexTi with a large specific area and a narrow pore-size distribution have been prepared by an acid-catalyzed sol-gel method The materials were characterized by TEM,XRD,FTIR,TG/DTA,nitrogen-physisorption
【关键词】 溶胶-凝胶法;
复合氧化物;
FexTi;
结构表征;
【Key words】 Porous mixed oxides; Sol-gel Method; ( FexTi; Structure Characterization;
【Key words】 Porous mixed oxides; Sol-gel Method; ( FexTi; Structure Characterization;
- 【会议录名称】 第九届全国化学工艺学术年会论文集
- 【会议名称】第九届全国化学工艺学术年会
- 【会议时间】2005-04
- 【会议地点】北京昌平
- 【分类号】O643.3
- 【主办单位】石油大学重质油国家重点实验室