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 WO0029211(A1) 申请公布日期 2000.05.25
申请号 WO1999CA01089 申请日期 1999.11.16
申请人 DUPONT CANADA INC.;SMILLIE, BENJAMIN ANDREW, 发明人 SMILLIE, BENJAMIN ANDREW,
分类号 B65D65/40;B32B27/32;C08L23/08;C08L23/10;(IPC1-7):B32B27/32;C08L23/04 主分类号 B65D65/40
代理机构 代理人
主权项
地址