| 摘要 |
<p>A film for packaging light-sensitive materials has at least one light-shielding film comprising polyethylene polymer and not less than 1 weight % of light-shielding material, wherein not less than 50 weight % of the total polyethylene polymer is linear low density polyethylene (L-LDPE). At least one additional layer of thermoplastic resin film, flexible sheet or aluminum layer may be provided.</p> |
