Journal of Chemistry / 2013 / Article / Tab 4

Research Article

Development of Ecofriendly Corrosion Inhibitors for Application in Acidization of Petroleum Oil Well

Table 4

Immersion test results of N80 steel in 15% HCL in presence of 150 ppm concentration of inhibitors at different temperature (303 K–323 K).

InhibitorTemp. (K)%IEC.R. (mmpy) * (kJ/mol) (kJ/mol) (kJ/mol) * J/mole · K

Blank2989.54
30312.09
31319.27−35.6438.9
32330.42

ODAEODI29894.230.55
30388.171.43
31381.273.61−82.2576.32−62.15−27.35
32374.757.68

AEODI
29891.190.93
30386.351.65
31376.374.56−92.1562.56−58.24−37.28
32368.249.66