| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a plastic film that is covered by a membrane high in safety, excellent in acid resistance, having antimicrobial activity, and useful to a packaging material for food or medical use. <P>SOLUTION: The plastic film is prepared by covering a surface of a plastic film, that has been treated by corona discharge, with a cured material prepared from a composition containing a chitosan derivative having a predetermined polymerizable group or a salt (A) thereof, and the cured material is obtained by active energy ray irradiation, and the packaging material for food or medical use is obtained using the plastic film. <P>COPYRIGHT: (C)2011,JPO&INPIT |
