用Triton X-100/正己醇/环己烷/水四元反相微乳液体系制备了纳米羟基磷灰石(HA)粉体,确定了影响制备过程的最佳pH值和煅烧温度等工艺条件.x-射线衍射仪、TEM、SEM对羟基磷灰石的颗粒进行表征和分析表明:颗粒分散均匀,呈杆状,a轴尺寸为20～40nm左右,c轴尺寸为60～80nm,此方法可以有效地控制和改变HAP的分散性和粒度大小.
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