发明名称 MULTILAYER FILM FOR A TEAR-OPEN PACKAGE
摘要 <p>A multilayer film for a tear-open package, wherein the film includes a sealing layer composed of a heat-sealable polymer on the inside of the package and a cover layer forming an outside surface of the package, this layer being composed of a polymer that can be cut by a laser beam and is provided with at least one laser scoring that at least partially cuts through the cover layer, wherein a perforation line composed of webs and cuts is provided aligned with and extending along the laser scoring, the cuts of the perforation line at least partially penetrating the sealing layer.</p>
申请公布号 CA2776681(A1) 申请公布日期 2012.11.12
申请号 CA20122776681 申请日期 2012.05.10
申请人 NORDENIA DEUTSCHLAND HALLE GMBH 发明人 MASEIKER, DARIUS;BRAUER, JOCHEN
分类号 B65B61/02;B29C47/06;B29C65/48;B32B3/24;B32B7/06;B32B37/12;B32B38/04;B65D65/38;B65D75/58 主分类号 B65B61/02
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