新型医用Ti75,TiZr合金的生物腐蚀行为研究

来源 :稀有金属材料与工程 | 被引量 : 0次 | 上传用户：yqhbyctu

【摘要】

：

对两种不含钒元素的新型钛合金(Ti75合金, TiZr合金)及Ti6Al4V合金的腐蚀行为进行了研究,尤其是在体外将0.9% NaCl溶液、细胞培养液及活性细胞等作为腐蚀液,比较了几种钛合金

【作者】

：

张玉梅王勤涛赵铱民

【机构】

：

第四军医大学,西北有色金属研究院,Groupe de Recherche sur les Biomatériaux,ENSCL

【出处】

：

稀有金属材料与工程

【发表日期】

：

2004年期

【关键词】

：

钛合金生物腐蚀

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论文部分内容阅读

对两种不含钒元素的新型钛合金(Ti75合金, TiZr合金)及Ti6Al4V合金的腐蚀行为进行了研究,尤其是在体外将0.9% NaCl溶液、细胞培养液及活性细胞等作为腐蚀液,比较了几种钛合金的腐蚀行为.结果表明几种钛合金在自腐蚀电位(Er)、腐蚀电位(Ec)和维钝电流密度 (Ip)等方面均表现出良好的电化学行为.其生物腐蚀行为在接近人体生理环境的细胞培养液及活性细胞环境中,与在0.9% NaCl溶液中有很大差异.Ti75合金与TiZr合金在生物环境中比Ti6Al4V合金具有更高的稳定性.

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新型医用Ti75,TiZr合金的生物腐蚀行为研究

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