Research Article

Investigating the Effects of Nonsolvent Additive and Spinning Conditions on Morphology and Permeation of PAN Hollow Fiber Membranes

Figure 10

Effect of coagulation bath temperature on outer surface morphologies of PAN hollow fibers: (1) 10000x magnification; (2) 50000x magnification (C22: 22°C, C28: 28°C).