发明名称 Multilayer polyolefin laminate having non-outer layer of syndiotactic polypropylene
摘要 A multilayer polyolefin film for use in a vertical form fill seal packaging comprising at least one non-outer layer of syndiotactic polypropylene with a density of from about 0.89 to about 0.90 gm/cm<3> and a melt index of from about 0.5 to about 2.0 dg/min and at least about 60% rrrr pentads measured using NMR, together with at least two layers of an interpolymer of ethylene and at least one C3-C20 alpha-olefin having a density of less than about 0.910 gm/cm<3> and a melt index of about 0.5 to about 2.0 dg/min.
申请公布号 AU1144800(A) 申请公布日期 2000.06.05
申请号 AU20000011448 申请日期 1999.11.16
申请人 DU PONT CANADA INC. 发明人 BENJAMIN ANDREW SMILLIE
分类号 B65D65/40;B32B27/32;C08L23/08;C08L23/10 主分类号 B65D65/40
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