发明名称 MULTI-LAYER OPTICAL ARTICLES
摘要 Multi-layer articles are disclosed which include, a polypropylene-based film, and a layer on at least one surface of the polypropylene-based film including an ethylene-based material containing a copolymer of ethylene and at least one alpha-olefin comomoner with a density of no greater than 0.90 g/cm3 and a polydispersity index of between 1 and 4, wherein the multi-layer article is biaxially stretched. In some embodiments the multi-layer article exhibits desirable optical properties.
申请公布号 EP2324388(A2) 申请公布日期 2011.05.25
申请号 EP20090808561 申请日期 2009.07.16
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 MEYER, SCOTT, R.;SHERMAN, AUDREY, A.;SCHAFFER, KEVIN, R.
分类号 G02F1/13363;B32B7/06 主分类号 G02F1/13363
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