Biodegradable Polymers for Microencapsulation Systems

Figure 16

Time courses of oil release from microcapsules at different concentrations of chitosan. The symbols (black circle), (triangle), (square), and (white circle) denote concentrations of chitosan of 0 wt% (oil only), 0.5 wt%, 1.0 wt%, and 1.5 wt%, respectively [44].