| 摘要 |
An open container includes an outer part formed of molded polyurethane and an inner liner of preformed plastic material, the polyurethane being placed in an open mold cavity and a center core plug having a plastic liner disposed thereabout is inserted into the open mold cavity to occupy a predetermined positional relationship therewith so that when the polyurethane is allowed to foam, rise, set and cure, the liner is securely bonded thereto to form a mechanically strong heat insulated container for displaying consumer items such as soft drinks immersed in ice water disposed within the container.
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