| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a paper-made packaging material which is used for containers for housing food, drink, toiletry, and cosmetics which need water resistance and hot-water resistance, has water resistance. and does not cause the deterioration in adhesive strength of a printing layer even when the layer is formed on the surface and a packaging container using the packaging material. SOLUTION: In the water-resistant paper-made packaging material, the printing layer comprising an ink containing a binder of a polyurethane resin is formed on the surface of impregnation paper in which a paper base material is impregnated with a polyisocyante compound.</p> |
