发明授权
US06773818B2 Metallized, metallocene-catalyzed, polypropylene films 失效
金属化的金属茂催化的聚丙烯薄膜

  • 专利标题: Metallized, metallocene-catalyzed, polypropylene films
  • 专利标题(中): 金属化的金属茂催化的聚丙烯薄膜
  • 申请号: US10236701
    申请日: 2002-09-06
  • 公开(公告)号: US06773818B2
    公开(公告)日: 2004-08-10
  • 发明人: George F. CretekosMoris Amon
  • 申请人: George F. CretekosMoris Amon
  • 主分类号: B32B2732
  • IPC分类号: B32B2732
Metallized, metallocene-catalyzed, polypropylene films
摘要:
An oriented multilayer film containing a core layer and a first skin layer, wherein the first skin layer includes a metallocene-catalyzed propylene homopolymer or copolymer, and the first skin layer is metallized. The film may also contain additional layers, such as a second skin layer for heat-sealing, and one or more tie layers. The film may be laminated to other films or non-films. The film exhibits excellent water vapor transmission rates (WVTR) and oxygen transmission rates (OTR).
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