•Polyvinyl alcohol (PVOH, PVA) is a water-soluble synthetic polymer.
•Polyvinyl alcohol has excellent film forming, emulsifying and adhesive properties.
•It is also resistant to oil, grease and solvents.
•is odorless and nontoxic, has high tensile strength and flexibility, as well as high oxygen and aroma barrier properties.
•PVOH is fully degradable and dissolves quickly.
•PVOH has a melting point of 230°C