| 摘要 |
PURPOSE: A method for manufacturing a breathable storing box for groceries by insert-injection is provided to provide a breathable storing box with excellent permeability like conventional jars and to improve durability and availability for handling of the breathable storing box. CONSTITUTION: A method for manufacturing a breathable storing box for groceries by insert-injection comprises the steps of: preparing a breathable insertion piece (10) of porcelain material and positioning the same inside an injection mold (S10); injecting melted main plastic resin forming a container body inside the mold (S20); and removing the mold and cooling the molded product (S30). [Reference numerals] (S10) Preparing step where a poromeric porcelain inserting piece (10) is prepared and located inside an injection mold; (S20) Injection step where a melted main plastic resin forming a case body is injected inside a mold; (S30) Form removal step where the form of the resin is removed and the resin is cooled |
