The superfine powders of CeO2 were modified using cheap stearic acid and dispersion-liquid made by our laboratory,to improve their dispersibility in polypropylene(PP).

• 为提高纳米氧化铈粉体在高聚物中的分散性能；以廉价的硬脂酸和实验室自制的分散液；对超微氧化铈粉体进行表面改性.