Patent ID: 6729486
Filing Date: 2004-05-04
Classification: B29C,B29L,B65D

Abstract:
A packaging container for liquid contents, comprising:a casing; a top portion; said casing including a web-shaped multilayer material which is in the form of a sleeve provided with a liquid-tight longitudinal seam which, at its one end, is connected in liquid-tight fashion to a bottom portion and, at its other end, is connected in liquid-tight fashion to the top portion of thermoplastic material that is produced by extrusion blow molding, said top portion including a layer of gas barrier material; wherein an upper edge of said casing includes refolded portion continuously formed about the upper edge such that an inner surface of the refolded portion is sealed to an inner surface of the casing and an outer surface of the refolded portion is sealed to an outer surface of the top portion.