PVA film has excellent performance and broad industry demand prospects

PVA (polyvinyl alcohol) film, also known as PVA water-soluble film, refers to a film based on PVA. PVA film is made by taking advantage of the film-forming, water-solubility and degradability of PVA and adding various additives (such as surfactants, plasticizers, anti-sticking agents, etc.). PVA film has good water solubility, degradability, gas selective permeability, mechanical properties,…