发明名称 Easy open bag and film for use in thermally processing food at elevated temperatures
摘要 A heat-shrinkable film suitable for forming an easy opening cook-in bag is provided. The film comprises at least five layers, including an inner layer, an inner frangible layer, a barrier layer, an outer frangible layer, and an outer layer. The film is capable of being formed into a bag comprising a lap seal, a top end seal, and a bottom end seal, wherein the seals are heat sealed to a closed condition to contain and protect a product disposed therein. The lap seal, top end seal, and bottom end seal each are able to remain sealed during cook-in conditions. Additionally, the lap seal, top end seal, and bottom end seal each are peelable and easily openable by application of force.
申请公布号 US8039070(B1) 申请公布日期 2011.10.18
申请号 US20090357264 申请日期 2009.01.21
申请人 CURWOOD, INC. 发明人 SAWALL BRADLEY THOMAS;SCHELL THOMAS ANDREW;STOVER BENJAMIN RAY
分类号 B65B53/00;F16B4/00 主分类号 B65B53/00
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