以Pb(NO3) 2、ZrOCl2·8H2O 和TiCl4作为原料,NaOH作为矿化剂,水热合成锆钛酸铅粉体.系统研究了物质的量比Pb/(Zr,Ti)、矿化剂NaOH浓度、反应温度、反应时间4个因素对PZT晶相形成和粉体形貌的影响.结果表明Pb/(Zr,Ti)在1.7～2.0,NaOH的浓度为1 mol/L、反应温度为200 ℃、时间2 h的水热条件下,可以合成结晶良好的Pb(Zr,Ti)O3粉末.
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