UPPER COMPRISING POLYURETHANE THREE-DIMENSIONAL DECORATION PATTERN, MANUFACTURING METHOD THEREOF, AND SHOES MANUFACTURED THEREBY

摘要

PROBLEM TO BE SOLVED: To provide an upper comprising a polyurethane (PU) three-dimensional decoration pattern, its manufacturing method, and shoes manufactured thereby.;SOLUTION: A manufacturing method of an upper comprising a polyurethane (PU) three-dimensional decoration pattern provides one upper semi-manufactured product 10. At least one 3D printing device 30 is used, the PU is used as a printing material, at least one PU decoration unit 40 is printed and molded on the surface of the upper semi-manufactured product 10, curing operation is performed successively, the upper comprising the PU three-dimensional decoration pattern is completed, shoes are manufactured by the upper, the variety of appearance of the shoes is increased as a result, and thereby the cost and problem in producing a shoe-form earlier in a conventional technology can be avoided.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2019,JPO&INPIT