date:May 15, 2020
containing materials which help to prolong the shelf life and maintain the quality of fruits and vegetables. Protein and polysaccharide films are generally good barrier against intermediate relative humidity (RH) and good mechanical properties. Much attention has been lately paid to whey protein concentrate (WPC) films because they are transparent with excellent barrier properties to oxygen and flavours. Generally, meat and other foods are covered with dry particles (breaded) or dipped in liquid