Characterization of a “Smart” Hybrid Varnish Electrospun Nylon Benzotriazole Copper Corrosion Protection Coating

Table 2

Values obtained from the simulation of electrochemical impedance for polymer coating varnish-Ny-BTAH 20% sample as a function of immersion.

Time; h	𝑅sol; Ω * cm^2	𝑅1; Ω * cm^2	𝑄1; F * cm^−2	𝑛1	𝑅2; Ω * cm^2	𝑄2; F * cm^−2	𝑛2	𝑅3; Ω * cm^2	𝑄3; F * cm^−2	𝑛3
24	46628	52525	3.66𝐸−7	0.42	185340	4.86𝐸−6	0.53	—	—	—
48	50774	34205	8.92𝐸−8	0.57	439640	6.62𝐸−6	0.39	1𝐸10	1.19𝐸−3	0.50
72	46846	28932	2.25𝐸−8	0.67	862000	1.30𝐸−5	0.31	1𝐸10	4.55𝐸−3	0.45
168	81528	22171	8.49𝐸−7	0.51	329160	7.92𝐸−6	0.39	1𝐸10	5.57𝐸−3	0.56
336	71528	16380	3.04𝐸−8	0.52	869490	2.16𝐸−6	0.48	1𝐸10	3.01𝐸−3	0.80
504	380	7577	1.42𝐸−6	0.59	9337	1.56𝐸−4	0.76	—	—	—
744	3516	11000	2.17𝐸−5	0.84	702700	3.32𝐸−5	0.40	—	—	—
912	22629	211170	4.63𝐸−7	0.51	195000	1.94𝐸−7	0.36	1𝐸10	4.61𝐸−5	0.38
Cu 336 [17]	35.18	944.5	1.41𝐸−6	0.72	1592	2.56𝐸−6	0.56	—	—	—