| 摘要 |
<p>A packaging material for electronic-part cases which is excellent in processability and strength, has high aluminum foil/resin layer adhesion, is excellent in water vapor impermeability and heat sealability, and is not attacked by electrolytic solutions, etc.; an electronic-part case which is obtained with the packaging material; and an electronic part, etc. packaged in the case. The packaging material comprises a stretched film layer of a heat-resistant resin as an outer-side layer, an unstretched film layer of a thermoplastic resin as an inner-side layer, and an aluminum foil layer disposed therebetween, and is characterized by having an acrylic polymer layer disposed between the aluminum layer and the unstretched film layer.</p> |
