Fig. 7: Salt spray analysis of the different intact/scratched coatings. | npj Materials Degradation

Fig. 7: Salt spray analysis of the different intact/scratched coatings.

From: Machine learning assisted discovery of high-efficiency self-healing epoxy coating for corrosion protection

Fig. 7

a, b Optical images of the pure EP and ZIF-8@Ca/EP coating. c Optical images of the pure EP and ZIF-8@Ca/EP coating after pull-off test at the end of salt spray test. d The adhesion strength values of the pure EP and ZIF-8@Ca/EP coating before and after 60 d of salt spray exposure, the adhesion strength values represent the average ± standard deviations.

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