采用复合电沉积-水热法在钛基体上形成羟基磷灰石/钛复合涂层.讨论了电沉积工艺条件对涂层中钛微粒含量的影响.用扫描电子显微镜(SEM)、X射线衍射(XRD)、傅立叶变换红外光谱(FTIR)等手段对处理后的涂层进行了表征.实验结果表明:在[Ca2+]0.005 25～0.042 mol/L、J 0.1～0.3 mA/cm2、T 313～353 K、t 60～180 min条件下能制备得到羟基磷灰石和钛微粒两相分布均匀的复合涂层,涂层中Ti微粒的含量为64.3%～88.7%(质量分数).涂层经500 ℃烧结8 h,羟基磷灰石和钛没有发生化学反应.
参考文献
| [1] | Grcia R;Dorcmus R H.Electron microscopy of the bone hydroxyapatite interface from a human dental implants[J].Journal of Mater Med,1992(03):154-156. |
| [2] | Ha W S;Mayer J;Koch B.Plasma-sprayed hydroxyapatite coating on carbon!fibre reinforced thermoplasatic composite materials[J].Journal of Materials Science:Materials in Medicine,1994(05):481-486. |
| [3] | Ong J L;Lucas L C.Post-deposition heat treatments for ionbeam sputter deposited calcium phosphate coatings[J].Biomaterials,1994(14):337-341. |
| [4] | A. MONTENERO;G. GNAPPI;F. FERRARI .Sol-gel derived hydroxyapatite coatings on titanium substrate[J].Journal of Materials Science,2000(11):2791-2797. |
| [5] | Zeng H;Lacefield WR;Mirov S .Structural and morphological study of pulsed laser deposited calcium phosphate bioceramic coatings: influence of deposition conditions, laser parameters, and target properties.[J].Journal of biomedical materials research, Part B. Applied biomaterials,2000(2):248-258. |
| [6] | Ducheyne P;Radin S;Heughebaert S.Effect of calcium phosphate ceramic coatings on porous titanium[J].Biomaterials,1990(11):1415-1417. |
| [7] | Shirkhanzadeh M.Bioactive calcium phosphate coatings prepared by electrodeposition[J].Journal of Materials Science Letters,1991(10):1415-1417. |
| [8] | Ban S;Maruno S .Hydrothermal-electrochemical deposition of hydroxyapatite.[J].Journal of biomedical materials research, Part B. Applied biomaterials,1998(3):387-395. |
| [9] | Shirkhanzadeh M.Calcium phosphate coatings prepared by electrocrystallization from aqueous electrolytes[J].Journal of Materials Science:Materials in Medicine,1995(06):90-93. |
| [10] | 张建民.电化学法制备生物活性陶瓷材料研究[J].高等学校化学学报,1997(06):961. |
| [11] | 郑学斌,周霞明,张叶方,丁传贤.等离子喷涂 HA/TiO2复合涂层[J].无机材料学报,1999(06):956-962. |
| [12] | Shirkhanzadeh M. .Direct formation of nanophase hydroxyapatite on cathodically polarized electrodes[J].Journal of Materials Science. Materials in Medicine,1998(2):67-72. |
| [13] | Kumar M;Dasarathy H;Riley C .Electrodeposition of brushite coatings and their transformation to hydroxyapatite in aqueous solutions.[J].Journal of biomedical materials research, Part B. Applied biomaterials,1999(4):302-310. |
| [14] | 武汉大学.分析化学实验[M].北京:高等教育出版社,1994:139. |
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%