Patent ID: 6821594
Filing Date: 2004-11-23
Classification: B32B,B65D,Y10S,Y10T

Abstract:
An oxygen-absorbing label which has a laminated structure successively comprising a base layer having a release dhesive layer on its surface, an oxygen-absorbing sheet made from an oxygen-absorbing resin comprising a thermoplastic resin and an oxygen absorbent blended therein, and an air-permeable layer, wherein the air-permeable layer is bonded to the base layer at a position surrounding an outer periphery of the oxygen-absorbing sheet, and the air-permeable layer comprises (A) a water-resistant moisture-permeable resin film having a water pressure resistance of 2,000 mmH2O or higher and a moisture permeability of 1,000 g/m2/24 h or higher and (B) a microporous film, the water-resistant moisture-permeable resin film (A) being made of a poly(ether amide) block copolymer.