公开(公告)号：US20190160795A1

公开(公告)日：2019-05-30

申请号：US16301799

申请日：2017-05-09

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： MONICA GALVAN ,  GIANNI PERDOMI ,  CLAUDIO CAVALIERI

IPC: B32B27/08 ,  B32B27/30

Abstract: The disclosure provides a multilayer blown film for stretch hood made from or containing a layer made from or containing a first polyolefin composition made from or containing from 20 wt % to 80 wt %, based upon the total weight of the first polyolefin composition, of Component A) and from 20 wt % to 80 wt %, based upon the total weight of the first polyolefin composition, of Component B); wherein Component A) is an ethylene copolymer and Component B) is a polyolefin composition made from or containing: (i) 5-35% by weight, based upon the total weight of Component B, of a propylene homopolymer or a propylene ethylene copolymer (ii) 20-50% by weight, based upon the total weight of Component B, of a copolymer of ethylene and a C3-C8 alpha-olefin; and (iii) 30-60% by weight, based upon the total weight of Component B, of a copolymer of ethylene and propylene.

公开(公告)号：US20190284383A1

公开(公告)日：2019-09-19

申请号：US16300634

申请日：2017-05-09

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： MONICA GALVAN ,  GIANNI PERDOMI ,  CLAUDIO CAVALIERI

IPC: C08L23/16 ,  C08L23/08 ,  C08L23/12

Abstract: The disclosure provides a film made from or containing a polyolefin composition made from or containingA) 5-35% by weight, based upon the total weight of the polyolefin composition, of a propylene homopolymer or a propylene ethylene copolymer; B) 25-50% by weight, based upon the total weight of the polyolefin composition, of a copolymer of ethylene and a C3-C8 alpha-olefin containing from 0.1% to 20% by weight of alpha-olefin units; and C) 30-60% by weight, based upon the total weight of the polyolefin composition, of a copolymer of ethylene and propylene containing from 25% to 75% by weight of ethylene units.