Generally, plasticiser e.g.,glycerol located between adjacent chains of gelatin molecules decreased the intermolecular forces, increased the free volume of the system and favoured the mobility of polypeptide chains in the film matrix
Generally, plasticiser e.g.,glycerol located between adjacent chains of gelatin molecules decreased the intermolecular forces, increased the free volume ofthe system and favoured the mobility of polypeptide chains in the film matrix