| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a water-proof and hot water-proof paper container capable of enduring against a severe condition such as a boiled sterilization processing and the like. <P>SOLUTION: A paper container is provided in which a paper is applied as a base material, one end edge (11) of a complex sheet (1) having thermoplastic synthetic resin layer in at least the inner-most layer and outer-most layer is applied to overlap the other end edge (12) to form a barrel member (10) in which its upper portion and lower portion are released to open and their sides are adhered to each other and the upper and lower released portions of the barrel member are closed to attain the paper container. The side adhered portion (14) of the barrel member (10) is made such that a paper end surface of one end edge (11) and a paper end surface of the other end edge (12) of the complex sheet are adhered to each other by a method where both inner surface and outer surface are not exposed at the stored content storing side or the surrounding surface. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
