发明名称 Multi-layer packaging film and process.
摘要 <p>The invention relates to a coextruded multi-layer transparent thermoplastic film which is substantially non-heat shrinkable at a temperature of 200 DEG C and comprises an inner sealing layer and an outer abuse layer and at least 25% of the thickness of the film comprises ionomer, the film being 50 to 250 microns thick, which is useful for packaging food products such as bone-in meat products.</p>
申请公布号 EP0343877(A2) 申请公布日期 1989.11.29
申请号 EP19890305107 申请日期 1989.05.19
申请人 W.R. GRACE & CO.-CONN. (A CONNECTICUT CORP.) 发明人 BRADFUTE, JOHN GALLOWAY;FRESCHI, CLAUDIO
分类号 B32B27/08;B65D65/40 主分类号 B32B27/08
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