MOLDING, COMPOSITE MOLDING AND MANUFACTURING METHOD OF COMPOSITE MOLDING

• Main Authors: MIOKI TAKASHI, MOCHIZUKI AKIHIRO
• Format: Patent
• Language: English; Japanese
• Published: 27.07.2020
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

To provide a first molding having a groove shape capable of suppression of foams which may remain on manufacture of a composite molding, a composite molding having suppressed bubble formation and a manufacturing method of the composite molding thereof.SOLUTION: The first molding having a groove is a first molding 1 for combining with a second resin by injection molding, wherein the groove 3 has a fish bone shape in a flow direction X with respect to the first molding in a fluid state during injection molding of the second resin.SELECTED DRAWING: Figure 1 【課題】複合成形体の製造時に残る泡の発生を抑制することのできる溝形状を有する第１成形体、そして気泡の発生が抑えられた複合成形体およびその複合成形体の製造方法を提供する。【解決手段】第２樹脂を射出成形により複合するための溝付き第１成形体１であって、該溝３が、該第２樹脂射出成形時の流動体の第１成形体に対する流動方向Ｘに対して魚の骨形状である、溝付き第１成形体。【選択図】図１