Preparation and Loading with Rifampicin of Sub-50 nm Poly(ethyl cyanoacrylate) Nanoparticles by Semicontinuous Heterophase Polymerization

Figure 4

Evolution of average molecular weights (■) and (□) in the polymerizations of ECA at monomer dosing rates of 0.017 (a) and 0.0055 (b) g/min.

(a)

(b)