(a)
(b)
(c)
(d)
(e)
(f)
(g)
Figure 4: Cross-sectional membrane morphology of prepared membrane with (a) Pure PC, (b) PC-Sil, (c) 1.0:0.5, (d) 1.0:1.0, (e) 1.0:1.5, (f) 1.0:2.0, and (g) 1.0:2.5.