PMMA骨水泥存在力学强度及弹性模量不高、聚合温度、生物相容性有待进一步改进等问题.本文利用水热法合成了纳米HAP粉体,研究HAP粉体对PMMA基骨水泥改性方法及其对力学性能、微观结构的影响.结果表明,当HAP含量在5-10%时,骨水泥的拉伸强度、弹性模量、硬度、冲击韧性等性能均有一定程度的提高.通过粉体的表面改性,界面结合性能得到改善.
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