METHOD FOR PRODUCING A PLASTIC BOTTLE, AND PREFORM AND BLOWING MOLD SUITED THEREFOR

摘要

Method for producing a plastic bottle, and preform and blowing mold suited therefore are disclosed. An exemplary process can produce a plastic bottle, for example, a PET bottle. Such a bottle can be produced from a preform which has a body which is closed on one side, which is connected to a neck section with a pour opening, in which the preform which has been produced in a plastic injection process or an extrusion process is placed in the mold cavity of a blow mold and inflated using the blow nozzle by overpressure according to the mold cavity. Sealing can take place between the blow nozzle and the preform within the preform.

主权项

1. Preform for producing plastic bottles in a blow molding or stretch blow molding process, with an essentially cylindrical, oblong body with one lengthwise end which is made closed, and on its other lengthwise end a neck section with a pour opening is formed, wherein the neck section has a greater outside diameter than the body and a support surface is formed on the transition from the body to the neck section.