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| membrane | PVDF (wt %) | P(VDF-co-CTFE) (wt %) | ratio of PVDF/P(VDF-co-CTFE) | PVP (wt %) | NMP (wt %) |
|---|---|---|---|---|---|
| M1 | 19.8 | 2.2 | 9:1 | 0 | 78.0 |
| M2 | 17.6 | 4.4 | 8:2 | 0 | 78.0 |
| M3 | 15.4 | 6.6 | 7:3 | 0 | 78.0 |
| M4 | 13.2 | 8.8 | 6:4 | 0 | 78.0 |
| M5 | 19.8 | 2.2 | 9:1 | 5.0 | 73.0 |
| M6 | 17.6 | 4.4 | 8:2 | 5.0 | 73.0 |
| M7 | 15.4 | 6.6 | 7:3 | 5.0 | 73.0 |
| M8 | 13.2 | 8.8 | 6:4 | 5.0 | 73.0 |
