采用自蔓延法制备 ZrO2-Y2O3(YSZ)纳米粒子.研究了反应中柠檬酸与硝酸盐比例(c/n)对反应产物的影响以及对纳米晶粒尺寸的影响,并且探讨了分散剂的作用机理,在制备过程中添加分散剂磷酸酯(PE)对 YSZ纳米颗粒尺寸的影响及其作用机制.结果表明,反应中柠檬酸与硝酸盐的最佳比例为 0.56,此时可获得的晶粒尺寸为 12nm;分散剂 PE加入量为 ZrOCl2质量的 2%时,分散效果最好,获得的纳米颗粒团聚最小(30-70nm).
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