| 摘要 |
A high opacity flexible composite material is receptive to printing on opposing outer surfaces without a printed image on one surface being visible from the other and without a printed image on the other surface being visible on the one surface, the composite having outer ink printable layers with at least one intermediate polyester film layer adhesively bonded to one of the layers, the intermediate layer consisting of polyethylene terephthalate, and a metallized coating of aluminum on the intermediate layer having a total optical density in the range of 1.70 to 9.99, wherein one of the outer layers is bonded to the intermediate layer, and the other outer layer is bonded to the metallized coating.
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