METHOD AND APPARATUS FOR STERILIZING PREFORM

摘要

A method of sterilizing a preform includes steps of: sterilizing bacteria adhering to a preform (1) made of resin by gasifying a sterilizer, discharging a sterilized gas (G) from a nozzle (6) toward a preform (1), now traveling, so as to adhere to the preform (1); activating the sterilizer adhering to the preform (1) by blasting hot air (P) to the preform; and sterilizing bacteria adhering to the preform, and removing the sterilizer adhering to the preform (1), wherein the above steps are performed sequentially in order. According to the above-mentioned steps, the sterilizer does not enter a blow-molding machine.

主权项

1. A method of sterilizing a preform, comprising the steps of:
sterilizing bacteria adhering to a preform made of resin by gasifying a sterilizer, discharging a sterilized gas toward a preform, now traveling, so as to adhere to the preform by discharging the sterilizer from a nozzle; activating the sterilizer adhering to the preform by blasting hot air to the preform; and sterilizing the bacteria adhering to the preform, and removing the sterilizer adhering to the preform, wherein the above-mentioned steps are performed subsequently in order.