| 摘要 |
<p>The layer material comprises a cellulose-based naturally decomposing basic layer (1) and on top of it layers (3, 5) of polyhydroxyalcanoate, such as hydroxybutyric/hydroxyvaleric copolymer (HB/HV). To produce good adhesion, surface and barrier properties to the product used as a packaging material, there is a layer (4, 2) of biodegradable polylactide (PLA) between the aforesaid layers (3, 5) and between these layers and the basic layer (1).</p> |
