| 摘要 |
<p>A modified polyvinyl alcohol (PVA) coated film used for printing and a preparation method thereof are provided. Said film comprises a coating layer, a primer layer and a substrate in turn. Said coating layer comprises acrylic coating layer and modified PVA coating layer in turn. Said modified PVA coating layer contacts with the primer layer. Said modified PVA coated film has the properties of higher barrier and moisture-proof and is suitable for the printing of most of printing inks. Said film can be not only directly used to package nuts or the likes, but also used to form a composite compound with other materials suitable for packaging cookie, cake or the likes.</p> |
