Research Article
The Influence of Aluminum Tripolyphosphate on the Protective Behavior of an Acrylic Water-Based Paint Applied to Rusty Steels
Table 5
Impedance value of epoxy antirust painted samples with scratch calculated from EIS spectra.
| | 0 h | 8 h | 24 h | 96 h | 192 h |
| (Ω·cm2) | 278.2 | 296.4 | 380.1 | 382.9 | 341.3 | (F·cm−2) | 5.92 × 10−7 | 4.09 × 10−7 | 6.32 × 10−7 | 9.90 × 10−7 | 3.83 × 10−7 | (Ω·cm2) | 277.8 | 283.1 | 358.8 | 333.9 | 267.4 | of (F·cm−2·s) | 6.52 × 10−5 | 8.35 × 10−5 | 6.986 × 10−5 | 7.17 × 10−5 | 8.56 × 10−5 | | 0.65 | 0.7302 | 0.7465 | 0.7209 | 0.6377 | (Ω·cm2) | 1.35 × 105 | 1.83 × 105 | 1.163 × 105 | 4.1 × 104 | 1.74 × 104 |
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