Table 1.
Surface energy and roughness of each substrate.
| Glass | Silicon | Nylon | PVC | PP | |
|---|---|---|---|---|---|
| Surface energy (mJ/m2) | 4400 | 1200 | 50.1 | 40.1 | 30.1 |
| Surface roughness (nm) | 24.8 | 10.5 | 63.2 | 55.4 | 96.2 |
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