公开(公告)号：US20170066856A1

公开(公告)日：2017-03-09

申请号：US15309155

申请日：2015-04-28

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  FABRIZIO PIEMONTESI ,  GIANNI VITALE ,  CAROLINE CATHELIN ,  GIAMPIERO MORINI ,  MARCO CIARAFONI ,  CLAUDIO CAVALIERI ,  ANDREA ISATI

IPC: C08F210/06

CPC classification number: C08F210/06 ,  C08L23/12 ,  C08L23/142 ,  C08L2203/16 ,  C08L2203/162 ,  C08F10/06 ,  C08F4/6574 ,  C08F4/6465 ,  C08F4/6492 ,  C08F210/16 ,  C08F2500/12 ,  C08F2500/26

Abstract: The present disclosure relates to a multilayer film characterized by one or more skin layers comprising propylene/ethylene copolymers characterized by the following features: an ethylene derived units content of between 1.0 wt % and 15.0% wt %; and a molecular weight distribution (MWD), expressed in terms of Mw/Mn, of greater than 4.0;a content of xylene soluble fraction (XS) and an ethylene derived units content (C2) that fulfills the following relationship: XS

Abstract translation: 其中XS是在25℃下可溶于二甲苯的馏分的重量百分比，C2是通过NMR确定的共聚物中乙烯单元的重量百分比。