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对TC4钛合金分别进行电化学抛光和阳极氧化处理,研究了处理后表面的形貌和物相;将处理后的合金浸泡于模拟体液中21d,以研究其表面的生物活性.结果表明:与阳极氧化表面相比,电化学抛光表面的孔穴总数较低,但却具有更多的纳米尺度孔穴、更低的表面粗糙度以及更高的生物活性;电化学抛光表面和阳极氧化表面的钙磷比(原子比)分别为1.61和1.59,接近于羟基磷灰石的(1.67).

参考文献

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