发明名称 Package with shrink film lidstock
摘要 A package with improved clarity and a thinner lidstock includes a product support member having a cavity formed therein; a product disposed in the cavity; and an oriented, heat shrinkable lidstock film disposed over the product, and sealed to the product support member. A method of packaging a product includes the steps of providing a product support member having a cavity formed therein, and a flange around the perimeter of the member; placing the product in the cavity formed by the product support member; placing an oriented, heat shrinkable film over the product; sealing the oriented, heat shrinkable film to the flange of the product support member; and cutting at least some of the oriented heat shrinkable film extending beyond the perimeter of the product support member. The lidstock film optionally can be peeled apart after the package has been made, for example to peel an oxygen impermeable portion from a permeable substrate.
申请公布号 US6739113(B1) 申请公布日期 2004.05.25
申请号 US20000620202 申请日期 2000.07.17
申请人 CRYOVAC, INC. 发明人 KOCHER PATRICK N.;MUDAR KIMBERLY A.
分类号 B65D71/08;B65D17/40;B65D77/20;(IPC1-7):B65B7/28;B65B53/02 主分类号 B65D71/08
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