| 摘要 |
Several embodiments are disclosed of proof-of-purchase labels. In one embodiment, a label made from a material having high wet strength is perforated to divide the label into areas. Each of the areas are affixed to goods with adhesives. Some areas are affixed to the goods with an epoxy adhesive while another area is affixed to the goods with an adhesive soluble in hot water. In a second embodiment, a sheet of mylar is affixed to goods by an epoxy adhesive while a high wet-strength label is adhered to the outer surface of the mylar label with an adhesive soluble in hot water.
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