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Contact angle and surface free energy of the composites.
| Sample | Contact Angle | Surface Free Energy | ||||
|---|---|---|---|---|---|---|
| Water | Diiodomethane | Polar (mJ/m2) |
Dispersive (mJ/m2) | Total Free Energy (mJ/m2) | ||
| composite C | thin | 70.0° | 45.9° | 9.140 | 34.14 | 43.28 |
| nanocomposite I | 45.7° | 53.5° | 29.96 | 23.76 | 53.72 | |
| nanocomposite II | 47.7° | 33.8° | 21.31 | 35.86 | 57.17 | |
| composite C | thick | 53.8° | 43.6° | 19.65 | 31.57 | 51.23 |
| nanocomposite I | 80.2° | 40.0° | 3.15 | 41.08 | 44.23 | |
| nanocomposite II | 64.1° | 39.1° | 11.25 | 36.91 | 48.16 | |
