Scientific Engineering of Anti-Corrosion Coating Systems based on Organic Metals (Polyaniline)

Table 2

Results of salt spray test in accordance with DIN 50021-SS

Duration
'top coat 1'
'top coat 5'
'top coat 6'
h
U*
B**
R***
U
B
R
U
B
R
24
k****
k
k
k
k
k
k
k
k
72
k
k
k
k
k
k
k
m2/g4
k
96
k
k
k
k
k
k
k
m2/g4
k
168
k
k
k
k
k
k
k
m2/g5
k
241
k
k
k
k
k
k
k
m3/g5
k
337
k
k
k
k
m2/g5
k
k
m3/g5
k
505
k
k
k
k
m2/g5
k
k
m3/g5
k
607
k
k
k
k
m2/g5
k
k
m4/g5
k
770
k
k
k
k
m2/g5
k
k
m4/g5
k
1035
k
k
k
k
m2/g5
k
k
m4/g5
k

*U - under-film corrosion (DIN 53 167), **B - blistering (DIN 53 209),
***R - degree of rusting (DIN 53 210), k**** - none


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