Table 3. Effect of Process Parameters on the Swelling Ratio of SF Filmsa.
pristine | MeOH | steam | H2O | |
---|---|---|---|---|
aqueous | 1.58 ± 0.05* | 1.52 ± 0.01 | 1.23* | 1.43 ± 0.03 |
FA | 1.3 ± 0.02* | 1.28 ± 0.05 | 1.14 ± 0.02* | 1.23 ± 0.01* |
HFIP | 1.28 ± 0.09* | 1.25 | 1.16 ± 0.03* | 1.22 ± 0.1 |
n = 4; differences between asterisk (*)-marked groups were statistically significant with p ≤ 0.05.