Patent ID: 7976918
Filing Date: 2011-07-12
Classification: B29B,B29C,B29K,B65D,Y10T

Abstract:
1. A biaxially drawn, blow-molded bottle comprising: a neck having an upper portion and a lower end; a body having a bottom that includes a curved area; at least a gas barrier layer laminated inside layers predominantly made of polyethylene terephthalate; a functional portion having a screw thread raised spirally in the upper portion of the neck and also having a stop ring disposed under the screw thread; and a neck ring disposed at the lower end of the neck, the neck ring disposed below the screw thread and the stop ring, wherein a leading edge of the gas barrier layer is disposed at a position of the neck where a most advanced front of the leading edge does not reach a half height of the stop ring, wherein a trailing edge of the gas barrier layer is disposed in a lower portion of the body where the trailing edge does not reach any curved area of the bottom of the body of the bottle, and wherein the neck is treated for thermal crystallization.