| 摘要 |
PROBLEM TO BE SOLVED: To easily separate and remove a tap part from a container main body when a paper container for liquid with the plug made of plastic for liquid packaging, is recovered after being sorted, recycled or disposed after usage. SOLUTION: In a hole-provided part A0 of a paper container main body A for liquid, being formed of a composite sheet for which a synthetic resin film layer is affixed on the front and rear surface sides of a paper base material sheet layer, the pour-out port part of a plug part B being formed of a pour-out port part 11 and a flange part 12, is fitted, and by affixing the internal surfaces of a superposed part of the internal surface of the container main body A and the upper surface of the flange part 12, the plug part is attached. Then, an extension plate 13 which is extended from the outer periphery of the flange part 12 to the outside, is continuously attached between the affixed part of the internal surface of an upper plate A1 of the container main body and a hut-sealing part A2 , and at the leading end of the extension plate 13, a pull tab 14 protruding from the upper end of the hut-sealing part A2 , is provided. |
