Table 3.

Polarization parameters of the applied coatings in the SCP solutions.

Specimens	Time (day)	Ecorr (V)	icorr (A·cm2)	IE (%)
Epoxy	5	−0.430	1.92 × 10−7	−
	15	−0.556	1.12 × 10−6	−
Epoxy-CaCO3	5	−0.401	2.44 × 10−7	−
	15	−0.452	3.73 × 10−7	66.69
Epoxy-3wt%SLS/CaCO3	5	−0.388	9.05 × 10−8	52.86
	15	−0.445	1.90 × 10−7	83.02
Epoxy-5wt%SLS/CaCO3	5	−0.371	1.76 × 10−8	90.83
	15	−0.378	1.72 × 10−7	84.64