Conference Abstract Book

Film Characterization Methods Dimensional Measurements Hydrophilicity/hydrophobicity Surface free energy (SFE) • Via water contact angle (CA) measurements, sessile drop method • SFE via Owens-Wendt method (OWRM) Mechanical properties • Tensile strength • Elongation at break Tensiometer Water Vapor Transmission Rate (WVTR) • Thickness • Unit weight • Βarometric measurement • Film placed between 0% RH & 90% RH atmosphere (25 ℃ ) Oxygen Transmission Rate (OTR) Optical Properties • UV-Vis transmittance 600nm • Opacity • Color (CIELab) Swelling Solubility • Βarometric measurement before and after immersion in water • ASTM D3985 with slight modifications Αmount of Ο 2 (at steady state) permeating through the film (23°C, 0% RH) N 2 O 2 Incorporating bioactive ingredients into active food packaging through sustainable processes to reduce food and packaging material waste (ΥΠ3ΤΑ-0559800)