| 摘要 |
PROBLEM TO BE SOLVED: To obtain a paper container free of both discomfort and risk of damaging lips which comprises opening means for sealing the opening side by bonding after filling a filling material to be capable of opening for use and can be used as a cup after opening.SOLUTION: A rectangular container material 3 with a laminate of thermoplastic resin film 2 on the inner face of a paper base material 1 is overlapped with the face of the thermoplastic resin film 2 turned inside to form a container body 4 by sealing three sides and sealed by bonding the opening side after filling a filling material to be capable of opening by opening means 6 for use, the paper base material 1 at one side face part 11 of the container body 4 is provided with two cutting slits 12 located below the top side bonding part 10 of the container body 4 to direct to both sides of the container body 4 along the lower edge of the top side bonding part 10 to form an opening cut-off strip 13 serving as the opening means 6 between the two cutting slits 12.SELECTED DRAWING: Figure 1 |
