MANUFACTURING METHOD FOR OUTER COVERING EDGE OF MOLDED CUP LID AND PRODUCT

摘要

A manufacturing method for the outer covering edge (43) of a molded cup lid (40) and product, in particular, the manufacturing method in which plant-fiber is used for material, pulp-shaping and heat-pressure shaping are applied to produce a semi-finished product (400) of the molded cup lid (40), and further processing is performed to mold a ring of outer covering edge (43) that protrudes from inside to the outside on the periphery of the semi-finished product (400); and the molded cup lid (40) product manufactured using said method.