Research Article
Sustainable Development of Corrosion Inhibitors from Electronic Scrap: Synthesis and Electrochemical Performance
Table 2
Evolution of the electrochemical parameters of the EIS spectra of API X70 steel in the absence of inhibitor.
| | Time (hours) | Rs (Ω·cm2) | Rct (Ω·cm2) | Yodl (Ω−1·cm−2·sn) | nct |
| | 0 | 4.0 | 609 | 1.16E − 3 | 0.73 | | 3 | 4.1 | 541 | 1.74E − 3 | 0.70 | | 6 | 4.1 | 626 | 1.62E − 3 | 0.69 | | 9 | 4.1 | 709 | 1.55E − 3 | 0.68 | | 12 | 4.1 | 780 | 1.46E − 3 | 0.68 | | 18 | 4.1 | 876 | 1.36E − 3 | 0.68 | | 24 | 4.1 | 860 | 1.35E − 3 | 0.67 | | 50 | 4.8 | 839 | 1.45E − 3 | 0.66 | | 75 | 5.5 | 820 | 1.58E − 3 | 0.65 | | 100 | 5.2 | 848 | 1.63E − 3 | 0.65 |
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