钢筋混凝土阻锈剂是提高钢筋混凝土耐久性的一项重要技术.本工作利用电渗的方法快速评价渗透迁移型钢筋混凝土阻锈剂(MCI)的效能.采用32V的电渗电压促使氯离子快速渗透(ACIM)到钢筋表面并引起钢筋腐蚀,然后采用线性极化法对钢筋腐蚀状态进行测试,最后以阻锈剂的抗氯离子渗透性能和阻锈效能来评价阻锈剂的综合效能.结果表明,氯离子的快速渗透和电化学测试仅需几天的时间,试验结果很好地反映不同阻锈剂掺量的阻锈效能,是一种适合于工程建设需要的快速评价方法.
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