公开(公告)号：US20160159996A1

公开(公告)日：2016-06-09

申请号：US14906873

申请日：2014-07-01

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ANTONELLA ANGELINI ,  ANDREA FELISATI ,  ROBERTA MARZOLLA ,  ANDREAS NEUMANN

IPC: C08J5/18 ,  C08L23/10

CPC classification number: C08J5/18 ,  B32B27/08 ,  B32B27/32 ,  C08J2323/10 ,  C08J2423/16 ,  C08L23/10 ,  C08L23/12 ,  C08L2203/162 ,  C08L2205/02 ,  C08L2207/02 ,  C08L23/16

Abstract: The present technology relates to films or sheets comprising a layer of a heterophasic propylene copolymer containing up to 7.0% by weight of ethylene-derived units and comprising: (a) 80%-92% by weight of a matrix phase comprising a propylene homopolymer or a propylene copolymer containing up to 5% by weight of units derived from ethylene and/or an alpha-olefin; and (b) 8%-20% by weight of a rubber phase comprising an ethylene-propylene copolymer containing 20%-60% by weight of ethylene-derived units.

Abstract translation: 本技术涉及包含含有至多7.0重量％的来自乙烯的单元的多相丙烯共聚物层的膜或片，并且包含：（a）80重量％-92重量％的包含丙烯均聚物的基质相或 含有至多5重量％的衍生自乙烯和/或α-烯烃的单元的丙烯共聚物; 和（b）8重量％-20重量％的包含含有20重量％-60重量％乙烯衍生单元的乙烯 - 丙烯共聚物的橡胶相。