Patent · US Active

Process for the preparation of heterophasic propylene polymer compositions

US9752023B2 · kind B2 · utility

1Cited by

3References

6Claims

0Family size

Assignee

Basell Poliolefine Italia S.r.l. · IT

Inventors

Monica Galvan · Ferrara, IT
Roberto Pantaleoni · Ferrara, IT
Ofelia Fusco · Ferrara, IT
Benedetta Gaddi · Ferrara, IT
Andreas Neumann · Ferrara, IT
Antonio Mazzucco · Ferrara, IT
Gianni Collina · Cassana, IT
Marco Ciarafoni · Ferrara, IT

Key dates

Filing date	Nov 7, 2012
Grant date	Sep 5, 2017
Priority date	—
Expiry date	Nov 7, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F10/06
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Preparing propylene polymer compositions comprising 50 to 90% by weight of a propylene (co)polymer, and 10 to 50% by weight of an ethylene copolymer. The polymerization process includes, in the presence of a catalyst system: The catalyst system contains the product obtained by contacting:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.