CORROSION AND POLARIZATION CHARACTERISTICS OF ZINC IN NEUTRAL-ACID MEDIA .1. PURE ZINC IN SOLUTIONS OF VARIOUS SODIUM-SALTS

被引:155
作者
BAUGH, LM
机构
[1] Berec Group Ltd, Group Technical Centre, London, N15 3TJ England, St Ann's Road
关键词
D O I
10.1016/0013-4686(79)87048-6
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
The corrosion and polarization characteristics of zinc have been studied in molar, quiescent solutions of NaClO4, NaCl and Na2SO4 in the pH range 3.0-5.8. Corrosion rates have been determined by the Tafel line extrapolation procedure and the polarization resistance method. Numerical values of the corrosion currents are compared. The role of anions, pH and the effect of oxide film formation on the nature of the rate controlling anodic and cathodic processes are discussed. © 1979.
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页码:657 / 667
页数:11
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