From: Fortification performance of polyurethane coating in outdoor historical ironworks
Conc. (M) | Rs (Ω) | CPE (µF cm−2) | α1 | Rct (KΩ cm2) | CPEad (µF cm−2) | α2 | Rads (Ω cm2) | RT (Ω cm2) | CPET (µF cm−2) | I.E. (%) |
---|---|---|---|---|---|---|---|---|---|---|
Blank | 2.87 | 360.0 | 0.92 | 0.21 | 219.2 | 0.92 | 0.35 | 0.71 | 590.9 | – |
1% | 3.24 | 280.0 | 0.88 | 2.3 | 154.1 | 0.89 | 2.89 | 4.95 | 420.0 | 87.9 |
2% | 4.28 | 260.0 | 0.84 | 2.9 | 110.7 | 0.82 | 4.56 | 7.86 | 380.0 | 93.8 |