The decrease in the CA with increase in the clay concentration of agar/clay nanocomposite films was mainly due to the hydrophilic nature of the natural montmorillonite clay (Cloisite Na+).
The decrease in the CA with increase in the clay concentrationof agar/clay nanocomposite films was mainly due to thehydrophilic nature of the natural montmorillonite clay (CloisiteNa+).