| 摘要 |
PURPOSE:To manufacture a multi-layer molded product composed of two or more different kinds of resin materials having an exposed section of a core layer (another resin material layer) of wide area and improve bonding properties by the anchor effect. CONSTITUTION:A multi-layer molded product is molded by a sandwich molding machine 4 with a mold 3 provided with a movable plate 2, and molding is carried out by using two different kinds of resin materials 4 and 5 or more. A part of one resin material 5 enters another resin material 4, and the resin material 4 and at least a part of the resin material 5 form a multilayer structure. |
