用CaCl2的乙醇溶液和K2HPO4溶液对硅橡胶进行预处理,将处理过的硅橡胶分别浸渍于模拟体液和钙磷饱和溶液中来制备磷灰石薄膜.利用薄膜X射线衍射、红外吸收光谱和扫描电子显微镜对形成的薄膜进行了表征.结果表明,分别在模拟体液中7d和在钙磷饱和溶液中5d后,硅橡胶表面形成了一层磷灰石薄膜;在模拟体液中的薄膜表面呈网状并分布有许多球状晶粒,在钙磷饱和溶液中的薄膜为结晶良好的片状晶体.
参考文献
[1] | 张承焱.硅橡胶在生物医学领域的应用[J].有机硅材料,2002(06):14-17. |
[2] | 王欣宇;陈晓明;闫玉华.[J].中国有色金属学报,1999(07):184-189. |
[3] | 李世普,王欣宇,陈晓明,闫玉华.通过仿生合成在医用有机硅橡胶表面形成HA微晶薄膜的研究[J].硅酸盐通报,2000(01):11-15. |
[4] | Aoki H .[J].JAAS,1991,28:216-218. |
[5] | 刘宣勇,丁传贤.等离子喷涂硅灰石涂层结构和性能的研究[J].硅酸盐学报,2002(01):20-25. |
[6] | 付涛,憨勇,徐可为,何莉萍,米耀荣.溶胶-凝胶法二氧化钛薄膜诱导沉积磷酸钙层[J].硅酸盐学报,2003(04):402-405. |
[7] | 肖秀峰,刘榕芳,郑炀曾,左友松,许道璇.水热电沉积法制备羟基磷灰石/氧化钛复合涂层的研究[J].硅酸盐学报,2004(06):728-733. |
[8] | 陈晓明,许传波,李世普,李建华.冰醋酸介质中电泳共沉积制备生物玻璃/羟基磷灰石涂层[J].硅酸盐学报,2003(08):815-817. |
[9] | Tanahashi M;Yao T;Kokubo T et al.[J].Journal of the American Ceramic Society,1994,77:2805-2808. |
[10] | Oyane A;Kawashita M;Nakanishi K;Kokubo T;Minoda M;Miyamoto T;Nakamura T .Bonelike apatite formation on ethylene-vinyl alcohol copolymer modified with silane coupling agent and calcium silicate solutions.[J].Biomaterials,2003(10):1729-1735. |
[11] | Oyane A;Uchida M;Choong C;Triffitt J;Jones J;Ito A .Simple surface modification of poly(epsilon-caprolactone) for apatite deposition from simulated body fluid.[J].Biomaterials,2005(15):2407-2413. |
[12] | Kawashita M;Nakao M;Minoda M;Kim HM;Beppu T;Miyamoto T;Kokubo T;Nakamura T .Apatite-forming ability of carboxyl group-containing polymer gels in a simulated body fluid.[J].Biomaterials,2003(14):2477-2484. |
[13] | Tas AC .Synthesis of biomimetic Ca-hydroxyapatite powders at 37 degrees C in synthetic body fluids.[J].Biomaterials,2000(14):1429-1438. |
[14] | Kokubo T;Takadama H .How useful is SBF in predicting in vivo bone bioactivity?[J].Biomaterials,2006(15):2907-2915. |
[15] | Mao Chuanbin;Li Hengde;Cui Fuzhai et al.[J].Journal of Crystal Growth,1999,206:308-321. |
[16] | McDowell H;Gregory T M;Brown W E .[J].Journal of Research of the National Bureau of Standards,1977,81A:273-281. |
[17] | Oyane A;Kawashita M;Nakanishi K;Kokubo T;Minoda M;Miyamoto T;Nakamura T .Bonelike apatite formation on ethylene-vinyl alcohol copolymer modified with silane coupling agent and calcium silicate solutions.[J].Biomaterials,2003(10):1729-1735. |
[18] | Lu Xiong;Leng Yang .[J].Biomaterials,2005,26:1097-1108. |
[19] | Yamaguchi I;Tokuchi K;Fukuzaki H et al.[J].Journal of Biomedical Materials Research,2001,55:20-27. |
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