Patent · US Active

Process for producing a Ziegler Natta procatalyst for ethylene polymerisation

US10184016B2 · kind B2 · utility

1Cited by

6References

15Claims

0Family size

Assignee

Borealis AG · AT

Inventors

Kumudini C. Jayaratne · Helsinki, FI
Timo Leinonen · Tolkkinen, FI
Peter Denifl · Gries am Brenner, AT

Key dates

Filing date	Dec 20, 2013
Grant date	Jan 22, 2019
Priority date	—
Expiry date	Feb 14, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F10/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for the preparation of a particulate Group 2 metal/transition metal polymerization catalyst component for ethylene polymerization comprising a special bi-(oxygen containing ring) compound as internal donor, and to the use of such a catalyst component for preparing a catalyst used in the polymerization of ethylene.

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