SELECTION OF CORROSION-INHIBITORS FOR USE IN SOUR MEDIA

被引:38
作者
SASTRI, VS [1 ]
PERUMAREDDI, JR [1 ]
机构
[1] FLORIDA ATLANTIC UNIV,DEPT CHEM,BOCA RATON,FL 33431
关键词
ALIPHATIC AMINES; CORROSION RATE; HUCKEL THEORY; INHIBITORS; IONIZATION POTENTIAL; IRON; SOUR MEDIA; SUBSTITUTED PYRIDINES;
D O I
10.5006/1.3293521
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Extended Huckel molecular orbital (EHMO) calculations were performed on some substituted aliphatic amines and some substituted pyridine derivatives that are used as corrosion inhibitors in sour media. Correlations of corrosion rates with the charge on the nitrogen atom (Z(n)), energy of the highest occupied molecular orbital (E(HOMO)), energy gap between the lowest unoccupied molecular orbital (E(LUMO)) and E(HOMO), ionization potential, and Hammett's sigma parameter were made.
引用
收藏
页码:432 / 437
页数:6
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