On the inhibition of hydrogen sulfide corrosion of steel with Schiff bases

被引:5
作者
Kuznetsov, YI [1 ]
Vagapov, RK [1 ]
机构
[1] Russian Acad Sci, Inst Phys Chem, Moscow 117915, Russia
来源
PROTECTION OF METALS | 2001年 / 37卷 / 03期
关键词
Hydrogen; Sulfide; Inorganic Chemistry; Protection Effect; Schiff;
D O I
10.1023/A:1010486025155
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
The synthesized Schiff bases effectively protect steel in hydrogen sulfide media. Different primary amines were used as the starting reagents to find out how the protection effect of azomethines depends on their nature. It was shown that the higher the electron-donating properties tin terms of normal Wepster constants sigma (H)) of substituents in benzaldehyde the better the inhibition of steel corrosion. IPKhAN-62, a new water-soluble mixed-type inhibitor of hydrogen sulfide corrosion, was found to be highly effective in corrosion tests and have considerable aftereffect.
引用
收藏
页码:210 / 215
页数:6
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