以磷酸氢二铵、硝酸钙为原料,采用室温固相反应通过850℃热处理制备了羟基磷灰石(HAP)粉末.并应用X射线衍射(XRD)、傅里叶变换红外光谱(FT-IR)、扫描电子显微镜(SEM)和热重差热分析(TG-DTA)等手段对合成羟基磷灰石的物相组成、化学组成、微观形貌、热稳定性进行了表征和分析.结果表明合成的羟基磷灰石形貌规整、分散均匀、热稳定性好,热处理有效控制了粉体的团聚,显著提高了羟基磷灰石晶粒的结晶度.
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