用四水硝酸钙和五氧化二磷的乙醇溶液为前驱体制备羟基磷灰石粉体,通过XRD、FTIR方法研究了温度、浓度、陈化对羟基磷灰石粉体合成的影响.结果表明,随着浓度增加,羟基磷灰石粉体合成加快;温度对羟基磷灰石粉体合成影响显著,500℃左右是合成羟基磷灰石粉体较合适的温度;陈化则提高羟基磷灰石的纯度,增加其热稳定性,未陈化处理容易出现CaO相.
参考文献
| [1] | Osaka A;Miura Y;Takeuchi K et al.Calcium apatite prepared from calcium hydroxide and orthophosphoric acid[J].Journal of Materials Science:Materials in Medicine,1991,2:51-55. |
| [2] | Hu Russell J J;Ben-nissan B et al.Production and analysis of hydroxyapatite from Australian corals via hydrothermal process[J].Journal of Materials Science Letters,2001,20:85-87. |
| [3] | Pierre Layrolle;Albert Lebugle .Characterization and reactivity of nanosized calcium phosphates prepared in anhydrous ethanol[J].Chemistry of Materials,1994,6:1996-2004. |
| [4] | Masuda Y;Matubara K;Sakka S .Synthesis of hydroxyapatite from metal alkoxides through sol-gel technique[J].Journal of the Ceramic Society of Japan,1990,98:1266-1277. |
| [5] | Weng Wenjian;Baptista J L .Sol-gel derived porous hydroxyapatite coating[J].Journal of Materials Science:Materials in Medicine,1998,9:159-163. |
| [6] | Livage J;Barboux P;Vandenborre MT.Sol-gel synthesis of phosphates[J].Journal of Non-Crystalline Solids,1992:18-24. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%