公开(公告)号：US20240384080A1

公开(公告)日：2024-11-21

申请号：US18693834

申请日：2022-09-13

Applicant: Basell Poliolefine Italia S.r.l.

Inventor： Davide Tartari ,  Stefano Spataro ,  Alberto Nardin ,  Lelio Basile

IPC: C08L23/12

Abstract: A polypropylene composition made from or containing: A) from 90.6 wt % to 97.0 wt % of a propylene homopolymer having a melt flow rate between 40.0 g/10 min and 100.0 g/10 min; and B) from 3.0 wt % to 9.4 wt % of a propylene ethylene copolymer having an ethylene content ranging from 22 wt % to 38 wt %; wherein the polypropylene composition having: i) a xylene soluble fraction at 25° C. ranging from 5 wt % to 13.0 wt %; ii) the ethylene derived units content on the fraction insoluble in xylene at 25° C. ranging from 0.3 wt % to 1.6 wt %; iii) the ethylene derived units content on the fraction soluble in xylene at 25° C. ranging from 13.2 wt % to 27.0 wt %; and (iv) a melt flow rate, MFR between 35.0 g/10 min and 70.0 g/10 min.

公开(公告)号：US20250043121A1

公开(公告)日：2025-02-06

申请号：US18718274

申请日：2022-11-29

Applicant: Basell Poliolefine Italia S.r.l.

Inventor： Monica Galvan ,  Michele Grazzi ,  Marco Ciarafoni ,  Alessia Di Capua ,  Lelio Basile

IPC: C08L23/14 ,  C08J5/18

Abstract: A propylene polymer composition made from or containing a) from 20 wt % to 44 wt % of a propylene 1-hexene copolymer, containing from 5.0 wt % to 8.3 wt % of 1-hexene derived units, b) from 25 wt % to 45 wt % of a propylene 1-hexene ethylene terpolymer, and c) from 25 wt % to 50 wt % of a propylene ethylene copolymer, wherein the Melt Flow Rate of components a)+b)+c) is from 3.5 to 12.0 g/10 min.