Biodegradable Polymers for Microencapsulation Systems

Figure 35

SEM micrographs of the isolated wall materials, maltodextrin (MD) and gelatin (GEL), and sweet orange essential oil microencapsulated systems (SO1, SO2, and SO3). SO1: contains only MD; SO2: contains MD and GEL at a ratio of 2 : 1; and SO3: contains MD and GEL at a ratio of 1 : 1 [111].