MULTILAYERED BARRIER FILM AND PACKAGE USING THE SAME

PROBLEM TO BE SOLVED: To provide a multilayered barrier film excellent in gas barrier properties, transparency, easy incineration properties, metal inspection properties or the like, and a package such as a pouch, a laminated tube or the like using the film. SOLUTION: The multilayered barrier film is constituted by successively laminating an inner layer comprising a heat-sealable resin, an aroma retaining layer comprising a cycloolefin copolymer resin, an oxygen absorbing barrier layer, which contains an oxidizable polymer and a transition metal catalyst, and an outer layer comprising a biaxially stretched film. The package such as the pouch, the laminated tube or the like comprising the multilayered barrier film is also disclosed. COPYRIGHT: (C)2004,JPO&NCIPI