Active films 1 Anti-microbial activity 1 Antioxidant activities 1 Antioxidants 1 Bio-active Bioactive films 1 Bioactivity 1 Biodegradation 1 Biological-chemical chitosan 1 Biomolecules 1 Biopolymers 1 Chitosan 1 Chitosan film 1 Corn starch 1 Essential oils 1 Film preparation 1 Flavonoids 1 Food products 1 Fourier transform infrared spectroscopy 1 Microorganisms 1 Phenols 1 Property 1 Ramon starch 1 Scanning electron microscopy 1 Starch 1 Tensile strength 1 Thermogravimetric analysis 1 bioactive films 1 biological-chemical chitosan 1