| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive moisture-proof packaging material which is excellent in piercing resistance, moisture-proof property, and antistatic property, and suitable for packaging electronic components. SOLUTION: The moisture-proof packaging material consists of an outer layer in which a base film and a metal foil are laminated by an extrusion-laminate method, and a heat seal layer to be laminated on the metal foil side of the outer layer by a dry-laminate method. COPYRIGHT: (C)2005,JPO&NCIPI
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