将三种不同形貌的羟基磷灰石晶种添加到磷酸钙骨水泥中,研究了HA晶种形貌对CPC增强效果的影响.结果发现:晶种的形貌对CPC水化产物晶相没有明显影响;对CPC的抗压强度影响明显,具体为:大尺寸的HA晶种能更好地起到增强效果,添加3wt%时其抗压强度由初始的9.0MPa增加到36.9MPa,增幅达310%,最佳晶种添加量为2～4wt%.
参考文献
| [1] | Bohner M;Gbureck U;Barralet JE .Technological issues for the development of more efficient calcium phosphate bone cements: A critical assessment[J].Biomaterials,2005(33):6423-6429. |
| [2] | Ginebra MP;Traykova T;Planell JA .Calcium phosphate cements as bone drug delivery systems: A review[J].Journal of Controlled Release: Official Journal of the Controlled Release Society,2006(2):102-110. |
| [3] | Liu, CS;Shen, W .Effect of crystal seeding on the hydration of calcium phosphate cement[J].Journal of Materials Science. Materials in Medicine,1997(12):803-807. |
| [4] | 邵慧芳,刘昌胜,黄粤,曹雪华,杨海川.羟基磷灰石晶种的形貌控制及其对磷酸钙骨水泥的原位增强研究[J].无机材料学报,2001(05):933-939. |
| [5] | Yang Q;Troczynski T;Liu DM .Influence of apatite seeds on the synthesis of calcium phosphate cement.[J].Biomaterials,2002(13):2751-2760. |
| [6] | Fu Q;Zhou N;Huang W;Wang D;Zhang L;Li H .Effects of nano HAP on biological and structural properties of glass bone cement.[J].Journal of biomedical materials research, Part A,2005(2):156-163. |
| [7] | 阮孜炜,李东旭.磷酸四钙合成机理及其稳定性研究[J].材料科学与工程学报,2004(02):193-196. |
| [8] | 刘昌胜,刘子胜,潘颂华.磷酸钙骨水泥的水化放热行为[J].硅酸盐学报,2000(06):501-506. |
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