| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a packaging body which is made for a deep drawing vacuum packaging process for a high barrier type food packaging, and prevents a flange of a packaged article (a portion sealed into a plane) from curling widely. <P>SOLUTION: In the deep drawing packaging process, at least a film which comprises layers laminated in the increasing order of a PP layer/an EVOH layer/an Ny layer/a seal layer, or of a PP layer/an Ny layer/an EVOH layer/and a seal layer, and has a thickness of 50-300μm is used as a bottom material. Also, at least a film which comprises layers laminated in the increasing order of a PP layer//[a biaxially oriented 6Ny layer/an MXDNy layer/a 6Ny layer]//a seal layer, or of a PP layer//[a biaxially oriented 6NY layer/an EVOH layer/a 6Ny layer]//a seal layer, and has a thickness of 70-200μm is used as a lid material. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
