镁合金钼酸盐、钼酸盐-磷酸盐转化膜的研究

1.湖南大学,化学化工学院,湖南,长沙,410082

2.湖南大学,化学化工学院,湖南,长沙,410082

3.湖南大学,化学化工学院,湖南,长沙,410082

4.湖南大学,化学化工学院,湖南,长沙,410082

5.湖南大学,化学化工学院,湖南,长沙,410082

基金项目: 湖南省自然科学基金(06B0073)

The Research of Molybdate and Molybdate-phosphate Conversion Films on Magnesium Alloy

研究了镁合金表面钼酸盐转化膜以及钼酸盐-磷酸盐复合转化膜,探讨了两种转化膜的组成、形态、极化曲线及耐盐水腐蚀性.发现钼酸盐-磷酸盐转化膜微观表面呈均匀"蜂窝"状,较单一的钼酸盐转化膜具有更好的耐腐蚀性.

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