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Swelling study results.
| Membrane Type | Thickness Wet (μm) |
Thickness Dry (μm) |
Diameter Wet (mm) |
Diameter Dry (mm) |
|---|---|---|---|---|
| (1) Unmodified | 643.3 ± 5.8 | 472.7 ± 2.3 | 45.7 ± 0.6 | 43.3 ± 1.2 |
| (2) One side 1 g/L PAA | 664.0 ± 0.0 | 487.7 ± 4.0 | 45.0 ± 1.7 | 44.8 ± 2.0 |
| (3) One side 3 g/L PAA | 654.7 ± 4.6 | 473.3 ± 2.3 | 47.3 ± 1.2 | 44.8 ± 0.8 |
| (4) Both sides 3 g/L PAA | 650.0 ± 20.4 | 473.7 ± 6.0 | 47.7 ± 1.5 | 45.5 ± 0.5 |
| (5) One side 5 g/L PAA | 654.8 ± 21.3 | 476.0 ± 5.3 | 47.3 ± 0.6 | 45.3 ± 0.6 |
