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

Figure 9

Release models tested for RIF released from PECA nanoparticles: zero order (a), first order (b), Higuchi (c), and Korsmeyer-Peppas (d). Fit equations: , (a); , (b); , (c); and , (d).

(a)

(b)

(c)

(d)