THE EFFECTS OF CHROMATE ON THE TRANSIENT REPASSIVATION POTENTIAL OF ALUMINUM IN CHLORIDE SOLUTION

被引:42
作者
CINDEREY, RJ
BURSTEIN, GT
机构
[1] Department of Materials Science and Metallurgy, University of Cambridge, Cambridge, CB2 3QZ, Pembroke Street
关键词
10;
D O I
10.1016/0010-938X(92)90076-F
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The effects of chromate on the open-circuit repassivation of the guillotined aluminium electrode in chloride solutions are presented. The presence of chromate causes the entire transient to lie at higher potential, thereby accelerating repassivation. Reactivation of the repassivating surface observed in pure chloride solution is eliminated by the presence of chromate. Some implications of the results are discussed.
引用
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页码:493 / 498
页数:6
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