| 20090324142 | PACKAGING MATERIAL AND BAG FOR PACKAGING OF MEDICINAL PRODUCT - The present invention provides a bag for packaging medicinal product or a packaging material having excellent long-term storage stability. Specifically, the present invention provides a packaging material that comprises at least a moisture-permeable layer, a moisture-absorption layer, and a shielding layer laminated sequentially, wherein: (1) the moisture-absorption layer is formed of a first composition comprising a moisture absorbent and a resin component; (2) the moisture-permeable layer is formed of a second composition comprising a resin component; and (3) the first composition contains a moisture absorbent in a proportion of 15 wt. % to 60 wt. %. | 12-31-2009 |