BLOW MOLDING METHOD, COMPOSITE PREFORM, COMPOSITE CONTAINER, INNER LABEL MEMBER AND PLASTIC MEMBER

摘要

PROBLEM TO BE SOLVED: To provide a blow molding method, a composite preform, a composite container, an inner label member and a plastic member, capable of imparting various functions or features to a container.SOLUTION: A blow molding method for molding a composite container includes: the step of preparing preform made of a plastic material; the step of disposing a plastic member outside the preform; the step of heating the preform and the plastic member and inserting inside a blow molding mold; and the step of applying blow molding to the preform and the plastic member inside the blow molding mold, and thereby integrally expanding the preform and the plastic member. The plastic member includes a resin material containing at least polyethylenenaphthalate.SELECTED DRAWING: Figure 1