| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cover which maintains sealing performance with an adherend and prevents a content from being attached thereto. <P>SOLUTION: The cover is formed by laminating at least a base layer, a metal foil layer, a sealant layer, and anti-attachment layers from the outside where a plurality of recesses and projections are formed on an inner surface of the sealant layer, the anti-attachment layers are formed on the recess parts of the projections and recesses, the anti-attachment layers contains at least hydrophobic inorganic oxide fine particles and wax, and an area of the anti-attachment layer covering the sealant layer occupies 30% or more of the surface area of the sealant layer. <P>COPYRIGHT: (C)2013,JPO&INPIT |
