Fabrication of CNT Dispersion Fluid by Wet-Jet Milling Method for Coating on Bipolar Plate of Fuel Cell

Figure 3

Low magnification SEM images of CNT in the suspension (a) before mixing and (b) after mixing using planetary centrifugal mixer. SEM images of CNT in the dispersion after wet-jet milling process at various processing numbers, (c) 1 time, (d) 4 times, (e) 30 times, and (f) 70 times.

(a) Before mixing

(b) After mixing

(c) 1 time

(d) 4 times

(e) 30 times

(f) 70 times