The Influence of Aluminum Tripolyphosphate on the Protective Behavior of an Acrylic Water-Based Paint Applied to Rusty Steels

Figure 2

Impedance spectra of painted samples without scratch after different immersion time in 3.5 wt% NaCl solution: (a) Nyquist plots from 1 h to 12 h, (b) Nyquist plots from 1 d to 21 d, (c) Bode plots from 1 h to 12 h, and (d) Bode plots from 1 d to 21 d.

(a)

(b)

(c)

(d)