| 摘要 |
PROBLEM TO BE SOLVED: To provide a blister packaging having a structure easily unsealable and easy to see printed information. SOLUTION: This blister packaging comprises a tray having a recess for storing the content and a flange part on a peripheral edge thereof, a lid body which covers a tray opening part and the flange part and has an outer edge larger than an outer edge of the flange part, and a covering which has an outer edge substantially as large as an outer edge of an outer lid body and has an inner edge of the shape capable of covering the flange part. In the easily unsealable blister type packaging in which the lid body is placed on the tray opening part side storing the content in the recess, and the flange part is held by the covering together with the lid body, and heat-sealed to the lid body outside the outer edge of the flange part, at least the covering comprises a base layer, a biaxially oriented polyester film, and a polyethylene layer, and the adhesive strength of the adhesion surface of the easily unsealable laminate comprising the biaxially oriented polyester film to the polyethylene is 50-500 g/15 mm width, the base layer may include paper, and the covering and the lid body may be formed of the easily peelable laminate. |
