It can be torn apart easily, effectively protecting the privacy of customers. In recent years, due to the rapid development of the e-commerce industry and the increasing demands of high-end customers in jewelry, cosmetics, medical care and other fields for cartons, a new type of carton has been rapidly promoted - zipper cartons. This type of cardboard box has been improved and upgraded on the basis of the traditional one. The middle sealing part has been changed to a dotted line zipper type, similar to a file bag for express delivery. At the same time, the other end is stuck with double-sided tape, and there is no need for sealing tape at all. This is not only aesthetically pleasing but also convenient for customers to use. At the same time, this also poses a challenge for tape manufacturers. How can they ensure that the double-sided tape on the cartons is completely unbreakable, except for violent opening of the cartons, which must damage the appearance of the cartons and cannot be restored, so that customers can notice it at a glance and refuse to accept it, ensuring the safety of the goods for both the manufacturers and the customers? Since our company received this demand in 2016, we have conducted research on the appearance materials of various cartons After analyzing the customer's demands and difficulties, this foam tape was developed