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研究了不同浓度NaOH对NiTi形状记忆合金在模拟体液(SBF)中诱导磷灰石沉积的影响.用XRD,ESEM,FTIR及XPS等分析了碱处理前后试样表面的结构、形貌、基团和组元化合价的变化.结果表明,经1 mol/L NaOH溶液处理的NiTi合金因为钛酸钠的生成而具有较高的生物活性,在SBF中浸泡3 d后自然沉积含CO2-3的类骨磷灰石,而且原子吸收光谱分析其在Hank'8溶液中的镍离子溶出量最少.随着碱处理浓度的提高,NiTi合金表面除钛酸钠外,还有镍酸钠生成,使磷灰石形核的孕育期加长,在Hank's溶液中的镍离子溶出量也明显增加.

参考文献

[1] Park E, Condratesr R A, Hoelzer D T. J Mater Sci: Mater Med, 1998; 9:643
[2] Monteneor A, Gnappi G, Ferrari F, Cesari M. J Mater Sci, 2000; 35:2791
[3] Wei M, Ruys A J, Milthorpe B K. J Sol-Gel Sci Technol,2001; 21:39
[4] Choi J M, Hyoun E K, Lee I S. Biomaterials, 2000; 21:469
[5] Zeng H T, William R. Biomaterials, 2000; 21:23
[6] Metodua Z, Najdoski B, Prashant M, Ivan S. J Mater Sci:Mater Med, 2001; 12:479
[7] Kokubo T, Miyaji F, Kim H M. J Am Ceram Soc, 1996;79:1127
[8] Kim H M, Takadama H, Kokubo T, Nishigu6hi S, Nakamura T. Biomaterials, 2000; 21:353
[9] Masaki U, Kim H M. Biomaterials, 2002; 23:313
[10] Miyazaki T, Kim H M, Kokubo T, Ohtsuki C, Kato H,Nakamura T. Biomaterials, 2002; 23:827
[11] Lin F H, Hsu Y S, Lin S H. Biomaterials, 2002; 23:4029
[12] Vehof J W M, Spauwen P H M, Jansen J A. Biomaterials,2000; 21:2003
[13] Valereto C L, Konig B J, Rossa C J. J Mater Sci: Mater Med, 2001; 12:273
[14] Gu H Q, Xu G F. Materials in Biomedicine. Tianjin:Translation Publishing Company of Science and Technology Tianjin, 1993:375(顾汉卿,徐国风.生物医学材料学.天津:天津科技翻译出版公司,1993:375)
[15] Assad M, Yahia L H, Rivard C H. J Biomat Res, 1998;42:295
[16] Rondelli G, Vicentini B. Biomaterials, 1999; 20:785
[17] Starosvetsky D, Gotman I. Surf Coating Technol, 2001;148:268
[18] Lui J X, Yang D Z. J Inorg Mater, 2002; 30 (1): 75
[19] Mandi S, Krause D, Thoruarth G. Surf Coating Technol,2001; 142:1046
[20] Tan L, Crone W C. Acta Mater, 2002; 50:4449
[21] Man H C. Cui Z D, Yu T. Scr Mater, 2001; 45:1447
[22] Yang X J, Cui Z D, Zhao N Q, Guo G W, Yao K D. Chin J Mater Res,2000;14:481(杨贤金,崔振铎,赵乃勤,郭光伟,姚康德.材料研究学报,2000;14:481)
[23] Yang X J,Cui Z D,Zhu S L.Trans Mater Heat Treat,2002;23(1):40(杨贤金,崔振铎,朱胜利.材料热处理学报,2002;23(1):40)
[24] Zhu S L,Yang X J,Cui Z D.J Funct Mater,2002;33:172(朱胜利,杨贤金,崔振铎.功能材料,2002;33:172)
[25] Yang X J,Cui Z D,Zhao N Q.J Funct Mater,2002;33:169(杨贤金,崔振铎,赵乃勤.功能材料,2002;33:169)
[26] Wei B M.Theory and Application of Metal Corrosion.Beijing:Chemical Industry Press,1984:124(魏宝明.金屈腐蚀理论及应用.北京:化学工业出版社,1984:124)
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