| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lid material which is used for various plastic and paper-made containers and comprises a paper in the constitution of the lid material, and in particular, to provide an aluminum-less lid material containing no metal foil such as an aluminum foil in the constitution of the lid material. <P>SOLUTION: The lid material for sealing a plastic container, a paper container or the like, is the aluminum-less lid material characterized by that it has an approximately round shape provided with a projected opening flange (21) on the end part of the lid material, and the lid material (10) comprises a paper in this laminated constitution, and the constitution of the lid material (10) is a lamination constitution wherein a paper (11)/ a releasing agent layer (12)/ an adhesive layer (13)/ a resin film layer (14)/ a sealant layer (15) are stacked in this order from the uppermost layer, and the metal foil such as the aluminum foil is not included in the constitution of the lid material. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
