新法简易制备单相NaZr2(PO4)3纳米晶

被引:3
|
作者
苏鹏 [1 ,2 ]
黄进文 [2 ]
吴文伟 [1 ]
王剑峰 [1 ]
吴学航 [1 ]
廖森 [1 ]
刘晨 [2 ]
蔡金超 [1 ]
机构
[1] 广西大学化学化工学院
[2] 广西冶金研究院
关键词
NaZr2(PO4)3; 纳米晶; 低热固相反应; 表征;
D O I
10.16581/j.cnki.issn1671-3206.2010.10.030
中图分类号
TB383.1 [];
学科分类号
摘要
以ZrOCl2.8H2O和Na3PO4.12H2O为原料,在表面活性剂聚乙二醇(PEG)-400的存在下,先通过在室温下充分研磨反应混合物进行固相反应,然后将混合物在60℃下保温4 h,接着用去离子水洗去混合物中的可溶性无机盐并于100℃下干燥,即得纳米晶NaZr2(PO4)3的前驱体,将前驱体煅烧可得NaZr2(PO4)3纳米晶。前驱体和它的煅烧产物通过TG/DTA,IR,XRD和UV-vis表征。结果表明,500℃下煅烧2 h得到的产物为无定形结构,700℃下煅烧2 h得到具有高结晶度的六方晶系结构的NaZr2(PO4)3[空间群R-3c(167)],其平均一次粒径为39 nm。
引用
收藏
页码:1471 / 1473+1490 +1490
页数:4
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