OXYGEN ABSORBING SHEET AND PACKAGE USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide an oxygen absorbing sheet which shows an oxygen absorbing function in practical use and a package using the same. SOLUTION: The sheet comprises an oxygen barrier layer 3 to block off oxygen, a moisture dependent oxygen permeable layer 1 which changes its oxygen permeability depending on moisture and an oxygen absorbing layer 2 containing an oxygen absorber and being arranged between the two layers 1 and 3. COPYRIGHT: (C)2004,JPO