Research Article
Evaluation of Antifingerprint Properties of Plastic Surfaces Used in Automotive Components
Table 1
(a) Main characteristics of the commercial samples and results of the characterization on not imprinted surfaces.
(a) |
| | Pattern | Appearance | Tech | IR | (nm) | | | | 20° | 60° | | |
| | Not visible | IML1 | Plain, SiO2 | Matt | IML | Various | 579.80 ± 193.9 | 12.60 ± 0.2 | 80.3 ± 2.1 | 63.3 ± 1.8 | 17.70 ± 0.1 | 37.40 ± 0.2 | 14.40 ± 0.34 | 1.80 ± 0.05 | | IML2 | Plain | Trans | IML | Acrylic | 275.20 ± 72.2 | 13.20 ± 0.4 | 76.5 ± 3.1 | 52.3 ± 1.6 | 8.50 ± 0.6 | 30.60 ± 1.4 | 15.77 ± 0.37 | 2.07 ± 0.07 | | IML3 | Patterned | Matt | IML | Various | 138.00 ± 37 | 4.10 ± 0.5 | 82.1 ± 1.3 | 56.4 ± 3.3 | 3.00 ± 0.4 | 18.80 ± 2.2 | 21.88 ± 0.4 | 3.49 ± 0.1 | | IMD1 | Patterned | Matt | IMD | Acrylic | 207.70 ± 41.2 | 37.80 ± 1.9 | 78.2 ± 1.5 | 54.3 ± 1.5 | 35.40 ± 2.1 | 36.80 ± 2.1 | 39.61 ± 0.37 | 11.09 ± 0.21 | | IMD2 | Patterned | Glossy | IMD | Acrylic | 84.80 ± 44.2 | 2.60 ± 0.2 | 63.6 ± 6.4 | 51.7 ± 2.6 | 72.20 ± 2.4 | 84.20 ± 1.1 | 7.72 ± 0.37 | 0.86 ± 0.04 | | IMD3 | Patterned | Matt | IMD | Acrylic | 209.50 ± 25.5 | 6.70 ± 2.5 | 82.4 ± 1.8 | 57.6 ± 1.9 | 11.10 ± 5.2 | 24.30 ± 10.2 | 22.89 ± 1 | 3.69 ± 0.3 | | IMD4 | Plain | Matt | IMD | Various | 491.40 ± 66.2 | 11.90 ± 0.6 | 85.7 ± 1.2 | 52.9 ± 2.2 | 6.00 ± 0.9 | 27.90 ± 2.6 | 15.45 ± 0.1 | 1.97 ± 0.02 |
| | Visible | V1 | Plain | Glossy | P | urethane | 41.00 ± 31.4 | 1.30 ± 0.1 | 107.10 ± 1.7 | 60.90 ± 2.6 | 82.00 ± 0.9 | 88.20 ± 3.6 | 1.17 ± 0.16 | 0.13 ± 0.02 | | V2 | Plain | Glossy | P | urethane | 12.90 ± 3.9 | 1.60 ± 0.1 | 108.10 ± 4.2 | 79.70 ± 5.6 | 80.10 ± 0.4 | 89.40 ± 0.3 | 1.42 ± 0.12 | 0.16 ± 0.02 | | V3 | Plain | Glossy | NP | urethane | 3.80 ± 0.98 | 0.20 ± 0.1 | 88.50 ± 4.0 | 49.40 ± 4.9 | 89.10 ± 0.6 | 93.60 ± 1.1 | 1.58 ± 0.14 | 0.18 ± 0.02 | | VN1 | Plain | Glossy | NP | urethane | 11.50 ± 1.9 | 2.00 ± 0.1 | 84.20 ± 2.7 | 50.10 ± 1.2 | 80.40 ± 0.3 | 87.80 ± 1.3 | 0.66 ± 0.14 | 0.07 ± 0.02 | | VN3 | Plain | Glossy | P | urethane | 6.50 ± 1.4 | 0.10 ± 0.1 | 78.20 ± 1.6 | 41.50 ± 1.3 | 88.90 ± 0.6 | 94.90 ± 0.9 | 1.29 ± 0.25 | 0.14 ± 0.03 | | IML4 | Plain | Glossy | IML | Acrylic | 5.90 ± 0.65 | 0.20 ± 0.1 | 73.10 ± 1.5 | 53.00 ± 1.8 | 82.70 ± 3.6 | 91.70 ± 0.9 | 0.82 ± 0.12 | 0.10 ± 0.02 | | IML5 | Plain | Glossy | IML | Various | 4.60 ± 1.8 | 0.20 ± 0.1 | 81.40 ± 4.2 | 60.20 ± 2.3 | 84.30 ± 6.8 | 94.50 ± 0.4 | 3.42 ± 0.36 | 0.39 ± 0.05 | | IMD5 | Plain | Trans | IMD | Various | 20.10 ± 12.9 | 4.60 ± 0.4 | 70.10 ± 2.8 | 41.30 ± 1.5 | 77.60 ± 4.3 | 91.80 ± 1.7 | 6.49 ± 0.56 | 0.70 ± 0.07 |
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trans: transparent; IMD: in-mould decoration; IML: in-mould labeling; P: painted surface with PVD treatment; NP: painted surface without treatment.
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(b) Roughness characteristics , , and of the commercial sample and their ratios |
| | (nm) | | | | |/| | / |
| | Visible | V3 | 3.8 | −43.7 | 42.9 | 86.6 | 0.0870 | 0.0886 | | IML5 | 4.6 | −31.3 | 28.3 | 59.6 | 0.1470 | 0.1625 | | IML4 | 5.9 | −38.3 | 30 | 68.3 | 0.1540 | 0.1967 | | VN3 | 6.5 | −60.4 | 57 | 117.4 | 0.1076 | 0.1140 | | VN1 | 11.5 | −54.33 | 74.87 | 129.2 | 0.2117 | 0.1536 | | V2 | 12.9 | −69.6 | 54.3 | 123.9 | 0.1853 | 0.2376 | | IMD5 | 20.1 | −116.13 | 67.5 | 183.63 | 0.1731 | 0.2979 | | V1 | 41 | −86 | 156.1 | 242.1 | 0.4767 | 0.2627 |
| | Not visible | IMD2 | 84.8 | −181.1 | 352.6 | 533.7 | 0.4682 | 0.2405 | | IML3 | 138 | −590.9 | 362.6 | 953.5 | 0.2335 | 0.3806 | | IMD1 | 207.7 | −1655 | 464.7 | 2119.7 | 0.1255 | 0.4470 | | IMD3 | 209.5 | −621.1 | 942.5 | 1563.6 | 0.3373 | 0.2223 | | IML2 | 275.16 | −1175.7 | 606.3 | 1782 | 0.2340 | 0.4538 | | IMD4 | 491.4 | −1726 | 1024.8 | 2750.8 | 0.2847 | 0.4795 | | IML1 | 579.8 | −977 | 2498.4 | 3475.4 | 0.5934 | 0.2321 |
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