摘要 |
<p>The present invention relates to a manufacturing method of an upper part of a shoe using polyurethane (PU) casting, which comprises the steps of: preparing a resin for constituting decoration of a shoe; screening a resin on a mold formed with a groove corresponding to a pattern of decoration; vacuum venting the resin-screened mold; hardening decoration inside the mold; cleaning the mold; bonding a fabric forming an upper part on the cleaned upper mold; pressing the upper part of the fabric at high temperatures; and trimming the fabric cast with a decoration pattern.</p> |