发明名称 Polymer resin packaging material for photographic light sensitive material
摘要 A polymer resin packaging material for a photographic light sensitive material is disclosed, the packaging material comprising at least one heat seal layer consisting of a polymer resin prepared by polymerizing an ethylenically unsaturated monomer in the presence of a metallocene catalyst, the polymer resin containing a lower molecular weight polymer in an amount of 3 weight % or less.
申请公布号 US5679420(A) 申请公布日期 1997.10.21
申请号 US19950577326 申请日期 1995.12.22
申请人 KONICA CORPORATION 发明人 TAGUCHI, MASAHIKO;GOI, KATSUNORI;OHKUBO, HITOSHI
分类号 B29C47/06;G03C3/00;(IPC1-7):B65D85/84 主分类号 B29C47/06
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