Lid material for paper cup

Abstract

To provide a novel lid material for paper cups that can suppress breakage of a metal foil layer and is easy to open.SOLUTION: As shown in Figure 1, a paper cup lid material 100 according to the present invention includes a paper layer 102, a metal foil layer 104, a resin adhesive layer 106, and a sealant layer 108 in this order. The sealant layer 108 is fused to the resin adhesive layer 106 and is located on the outermost side. The resin adhesive layer 106 is made of acrylic polyolefin. The sealant layer 108 is made of polyethylene resin. The sum of the thickness of the resin adhesive layer 106 and the thickness of the sealant layer 108 is 35 μm or more. The thickness of the sealant layer 108 is 10 to 20 μm.SELECTED DRAWING: Figure 1

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