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. 2019 Jul 8;11(7):1160. doi: 10.3390/polym11071160

Table 2.

Examples of different solvent/non-solvent systems for PS membrane fabrication.

Solvent/Non-Solvent System Casting Solution (wt.%) Parameters of the Solvent Refs.
PS Solvent δd * δp * δh * Ro * Ra * RED
N-methyl-2-pyrrolidone (NMP)/water 10.62–18 75–83 18 12.3 7.2 - 5.4 0.7 [43,80]
N,N-dimethylacetamide (DMAc)/water 5–15 85–90 16.8 11.5 10.2 - 6.9 0.9 [81]
NMP, tetrahydrofuran (THF)/water 21 NMP/THF = 70/30 19 10.2 3.7 - 5.2 0.6 [82]
N,N-dimethylformamide (DMF)/water 16 83 - - - - - - [38]

* Unit of δd, δp, δh, Ro, Ra is MPa1/2.