Table 3 Electrochemical parameters of the potentiodynamic polarization curves of the uncoated metal matrix and metal matrix coated with coatings of different microcapsules addition amounts.
Ecorr [V] | Icorr [A/cm2] | Vp [mm/a] | PE [%] | |
---|---|---|---|---|
Blank | −0.863 | 9.04 × 10− 5 | 1.05768 | |
0% | −0.593 | 8.94 × 10− 6 | 1.05 × 10− 1 | 90.111 |
3% | −0.542 | 3.94 × 10− 6 | 4.62 × 10− 2 | 95.642 |
6% | −0.431 | 6.83 × 10− 7 | 8.02 × 10− 3 | 99.244 |
9% | −0.509 | 2.16 × 10− 6 | 2.53 × 10− 2 | 97.611 |
12% | −0.473 | 8.54 × 10− 7 | 1.01 × 10− 2 | 99.053 |
15% | −0.566 | 5.31 × 10− 6 | 6.23 × 10− 2 | 94.126 |