Table 1: (a) Main characteristics of the commercial samples and results of the characterization on not imprinted surfaces.
(a)

PatternAppearanceTechIR (nm) 20° 60°

Not visibleIML1Plain, SiO2MattIMLVarious579.80 ± 193.912.60 ± 0.280.3 ± 2.163.3 ± 1.817.70 ± 0.137.40 ± 0.214.40 ± 0.341.80 ± 0.05
IML2PlainTransIMLAcrylic275.20 ± 72.213.20 ± 0.476.5 ± 3.152.3 ± 1.68.50 ± 0.630.60 ± 1.415.77 ± 0.372.07 ± 0.07
IML3PatternedMattIMLVarious138.00 ± 374.10 ± 0.582.1 ± 1.356.4 ± 3.33.00 ± 0.418.80 ± 2.221.88 ± 0.43.49 ± 0.1
IMD1PatternedMattIMDAcrylic207.70 ± 41.237.80 ± 1.978.2 ± 1.554.3 ± 1.535.40 ± 2.136.80 ± 2.139.61 ± 0.3711.09 ± 0.21
IMD2PatternedGlossyIMDAcrylic84.80 ± 44.22.60 ± 0.263.6 ± 6.451.7 ± 2.672.20 ± 2.484.20 ± 1.17.72 ± 0.370.86 ± 0.04
IMD3PatternedMattIMDAcrylic209.50 ± 25.56.70 ± 2.582.4 ± 1.857.6 ± 1.911.10 ± 5.224.30 ± 10.222.89 ± 13.69 ± 0.3
IMD4PlainMattIMDVarious491.40 ± 66.211.90 ± 0.685.7 ± 1.252.9 ± 2.26.00 ± 0.927.90 ± 2.615.45 ± 0.11.97 ± 0.02

VisibleV1PlainGlossyPurethane41.00 ± 31.41.30 ± 0.1107.10 ± 1.760.90 ± 2.682.00 ± 0.988.20 ± 3.61.17 ± 0.160.13 ± 0.02
V2PlainGlossyPurethane12.90 ± 3.91.60 ± 0.1108.10 ± 4.279.70 ± 5.680.10 ± 0.489.40 ± 0.31.42 ± 0.120.16 ± 0.02
V3PlainGlossyNPurethane3.80 ± 0.980.20 ± 0.188.50 ± 4.049.40 ± 4.989.10 ± 0.693.60 ± 1.11.58 ± 0.140.18 ± 0.02
VN1PlainGlossyNPurethane11.50 ± 1.92.00 ± 0.184.20 ± 2.750.10 ± 1.280.40 ± 0.387.80 ± 1.30.66 ± 0.140.07 ± 0.02
VN3PlainGlossyPurethane6.50 ± 1.40.10 ± 0.178.20 ± 1.641.50 ± 1.388.90 ± 0.694.90 ± 0.91.29 ± 0.250.14 ± 0.03
IML4PlainGlossyIMLAcrylic5.90 ± 0.650.20 ± 0.173.10 ± 1.553.00 ± 1.882.70 ± 3.691.70 ± 0.90.82 ± 0.120.10 ± 0.02
IML5PlainGlossyIMLVarious4.60 ± 1.80.20 ± 0.181.40 ± 4.260.20 ± 2.384.30 ± 6.894.50 ± 0.43.42 ± 0.360.39 ± 0.05
IMD5PlainTransIMDVarious20.10 ± 12.94.60 ± 0.470.10 ± 2.841.30 ± 1.577.60 ± 4.391.80 ± 1.76.49 ± 0.560.70 ± 0.07

trans: transparent; IMD: in-mould decoration; IML: in-mould labeling; P: painted surface with PVD treatment; NP: painted surface without treatment.
(b) Roughness characteristics , , and of the commercial sample and their ratios

(nm)|/|/

VisibleV33.8−43.742.986.60.08700.0886
IML54.6−31.328.359.60.14700.1625
IML45.9−38.33068.30.15400.1967
VN36.5−60.457117.40.10760.1140
VN111.5−54.3374.87129.20.21170.1536
V212.9−69.654.3123.90.18530.2376
IMD520.1−116.1367.5183.630.17310.2979
V141−86156.1242.10.47670.2627

Not visibleIMD284.8−181.1352.6533.70.46820.2405
IML3138−590.9362.6953.50.23350.3806
IMD1207.7−1655464.72119.70.12550.4470
IMD3209.5−621.1942.51563.60.33730.2223
IML2275.16−1175.7606.317820.23400.4538
IMD4491.4−17261024.82750.80.28470.4795
IML1579.8−9772498.43475.40.59340.2321