高比表面积α-Al_(2)O_(3)在催化剂中的应用及展望  

Application and Prospect of High Specific Surface Areaα-Al_(2)O_(3) in Catalysts

作　　者：王冉 WANG Ran(SINOPEC(Beijing)Research Institute of Chemical Industry Co.,Ltd.,Yanshan Branch,Beijing 102500,China)

机构地区：[1]中石化(北京)化工研究院有限公司燕山分公司,北京102500

出　　处：《浙江化工》2024年第4期26-31,共6页Zhejiang Chemical Industry

摘　　要：高比表面积α-Al_(2)O_(3)在室温下为热力学不稳定相,合成难度较大。但其表面惰性、机械强度高、水热稳定性高且对活性金属的分散能力强,使其在催化剂载体应用领域具有重要优势。本文总结了高比表面积α-Al_(2)O_(3)制备方法的最新研究进展,介绍了其在催化剂中的应用实例。根据材料特性,对α-Al_(2)O_(3)作为催化剂载体可应用的潜在反应类型进行了展望,为其后续研发和应用提供参考。High specific surfaceα-Al_(2)O_(3) is a thermodynamically unstable phase at room temperature,which is difficult to synthesize.However,its surface inertness,high mechanical strength,high hydrothermal stability and strong dispersion ability to reactive metals make it an important advantage in the field of catalyst support applications.This paper summarizes the latest research progress on the preparation method of high specific surface areaα-Al_(2)O_(3),and introduces its application examples in catalysts.According to the material characteristics,the potential reaction types that can be applied toα-Al_(2)O_(3) as a catalyst carrier are prospected,which provides a reference for its subsequent development and application.

关 键 词：高比表面积 纳米α-Al_(2)O_(3) 催化应用 氧化铝载体 刚玉 

分 类 号：TQ426[化学工程]