超细氧化铝的制备及应用研究进展

Development of Preparation and Application of Ultrafine Al_2O_3

目的 探索超细 Al2 O3 粉体的制备方法及应用前景 .方法 对比了制备 Al2 O3 粉体各种方法的优劣 ,综述了超细 Al2 O3 的团聚机理及防团聚研究进展 ,介绍了超细 Al2 O3 的特殊功能及应用前景 .结果与结论 液相法将是制备超细 Al2 O3 的主要方法 ,表面活性剂控制是防团聚的主要手段 ,超细 Al2 O3

Aim The various preparation methods and application prospects of ultrafine Al-2O-3 powders are explored. Methods The advantages and shortages of the various preparation are compared. Recent development of agglomeration mechanism and agglomeration control are reviewed. The special characteristics and application are introduced. Results and Conclusion The liquid phase method is the major trend. Adding surfactant is the main anti-agglomeration measure. Ultrafine Al-2O-3 helps to improve electronic and material industry.