稀土铈(Ⅳ)离子和阴离子表面活性剂对软钢的缓蚀协合效应

1.云南大学化学系,昆明,650091

2.云南大学化学系,昆明,650091

THE CORROSION INHIBITION SYNERGISM OF RARE EARTH CERIUM ( Ⅳ ) ION AND ANION-SURFACTANT FOR MILD STEEL

用失重法研究了在盐酸介质中,稀土铈(Ⅳ)离子和阴离子表面活性剂十二烷基硫酸钠(SDS)对软钢的缓蚀协合效应,发现铈(Ⅳ)对软钢有增蚀作用,而SDS和铈(Ⅳ)则对钢表现出极强的缓蚀协合效应.

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