Table 1. Contact Angle Measurements for Polymeric Surfaces Used in This Study.
| material | bulk | isotropic etched | anisotropic etched |
|---|---|---|---|
| polycarbonate (PC) | 98.6 ± 0.1° | 29.7 ± 0.1° | 4S.6 ± 0.2° |
| polyimide (P1) | 73.1 ± 0.1° | 17.9 ± 0.5° | 37.7 ± 0.1° |
| perfluoroalkoxy alkane (PFA) | 111.3 ± 0.2° | 132.1 ± 0.1° | 121.2 ± 0.1° |
| polyethylene (PE) | 79.0 ± 0.1° | 8.6 ± 0.7° | 80.5 ± 0.3° |
| acrylonitrile butadiene styrene (ABS) | 112.4 ± 0.1° | 12.1 ± 4.3° | 60.8 ± 0.2° |
| acetal polyoxymethylene (POM) | 74.6 ± 0.1° | 75.1 ± 0.1° | 67.3 ± 0.3° |
| polyethyleneterephhalate (PET) | 85.1 ± 0.1° | 22.1 ± 0.1° | 18.3 ± 0.1° |