| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminate film in which a sufficiently large displacement occurs under voltage impression by manufacturing method without needing a complicated step such as laminating. <P>SOLUTION: The laminate film having a layer A containing poly-L-lactic acid as main ingredient and a layer B containing poly-D-lactic acid as main ingredient is obtained by a coextrusion method. <P>COPYRIGHT: (C)2012,JPO&INPIT |
