CAJ | 학술논문

以硝酸钙、磷酸、氨水为原料，蒸馏水为溶剂，采用化学沉淀法制备出磷酸钙粉体，经过高温1350℃煅烧2 h后迅速降至室温，制备出α‐磷酸钙粉体．再用离子交换法将F、K掺入到α‐磷酸钙水化后的混合液中，制备出氟钾共掺羟基磷灰石粉体．利用X射线衍射仪（X RD ）、红外光谱仪（FTIR）、扫描电子显微镜（SEM）、X射线能谱仪（EDS）进行分析、表征，研究了在控制Ca／P比、溶液的p H值条件下，反应温度对所制备粉体结构和形貌的影响．研究表明：在C a／P比等于1．67，溶液p H值等于14时，温度越高，越有利于F、K元素掺入羟基磷灰石中．
이초산개、린산、안수위원료，증류수위용제，채용화학침정법제비출린산개분체，경과고온1350℃단소2 h후신속강지실온，제비출α‐린산개분체．재용리자교환법장F、K참입도α‐린산개수화후적혼합액중，제비출불갑공참간기린회석분체．이용X사선연사의（X RD ）、홍외광보의（FTIR）、소묘전자현미경（SEM）、X사선능보의（EDS）진행분석、표정，연구료재공제Ca／P비、용액적p H치조건하，반응온도대소제비분체결구화형모적영향．연구표명：재C a／P비등우1．67，용액p H치등우14시，온도월고，월유리우F、K원소참입간기린회석중．
Calcium nitrate ,phosphate ,ammonia as raw materials ,distilled water as the sol‐vent ,the use of chemical precipitation of calcium phosphate powder rule of law ,and then af‐ter 1 350 ℃ calcination temperature to room temperature quickly after 2 h .Prepared α‐calci‐um phosphate powder ,and then ion exchange method F、K α‐incorporated into an aqueous so‐lution of calcium phosphate ,and potassium fluoride prepared by co‐doped hydroxyapatite powder by X‐ray diffraction (XRD) ,infrared spectroscopy (FTIR) ,scanning electron micros‐copy (SEM ) ,X‐ray energy dispersive spectroscopy (EDS ) for analysis ,characterization , study the Ca/P ratio ,pH value of the solution and the reaction temperature on the prepara‐tion of the pow der structure and morphology of the study show that :in the Ca/P ratio is e‐qual to 1 .67 ,pH value is equal to 14 ,the higher the temperature ,the better F、K elements in‐corporated into hydroxyapatite .