发明名称 FILM LAMINATE FOR A TEAR-OPEN PACKAGE
摘要 A laminate for a tear-open package has an inner heat-sealable polymer film and an outer laser-cuttable polymer film laminated thereto, respectively forming a cover layer and a seal layer. The outer film is formed with at least one linearly extending laser score groove or scoring extending transversely at least partially through a thickness of the outer film. The inner film is formed along and in alignment with the laser scoring with a perforation line comprised of a row of cuts spaced along the scoring and separated by webs extending across the scoring. The cuts extend transversely at least partially though a thickness of the inner film.
申请公布号 US2012288660(A1) 申请公布日期 2012.11.15
申请号 US201213469114 申请日期 2012.05.11
申请人 MASEIKER DARIUS;BRAUER JOCHEN 发明人 MASEIKER DARIUS;BRAUER JOCHEN
分类号 B65D65/28;B29C35/08;B32B38/04;C09J7/02 主分类号 B65D65/28
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