Producing Polymer Fibers by Electrospinning in Supercritical Fluids

Figure 2

SEM of PVP fibers created by electrospinning a 5 wt% PVP-DCM solution into N₂ at 298 K and (a) 2.5 MPa; (b) 5 MPa; (c) 7.5 MPa, and (d) simulated binary phase equilibrium for N₂-DCM and air-DCM solutions.

(a)

(b)

(c)

(d)