THE INHIBITION OF THE CORROSION OF MILD-STEEL IN AQUEOUS ACIDS BY INSITU POLYMERIZATION OF UNSATURATED-COMPOUNDS

被引:29
作者
MENGOLI, G
MUSIANI, MM
PAGURA, C
PAOLUCCI, F
机构
[1] Istituto di Polarografia ed Elettrochimica Preparativa, CNR, 35020 Camin, Padova, 4, Corso Stati Uniti
关键词
D O I
10.1016/0010-938X(91)90088-7
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The inhibition of mild steel corrosion in aqueous acids by combinations of an unsaturated and a peroxy compound is described, with special attention paid to the methacrylonitrile-K2S2O8 system. A modified polymethacrylonitrile film is formed on the metal surface which slows down both the anodic and cathodic partial reactions. Inhibiting efficiencies are near 99%.
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页码:743 / 753
页数:11
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