| 摘要 |
<p>A polymerised lactic acid resin film for use in product packaging, the film comprising a peelable region configured to form a peelable connection to a polymerised lactic acid resin substrate when brought into contact and upon heating, the region comprising an intermittent heat-resistant coating to prevent heat sealing occurring in part of the region, so as to permit a subsequent separation of the film from the substrate by a peeling mechanism</p> |
