Patent · US Active

Catalyst components for the polymerization of olefins

US12286504B2 · kind B2 · utility

0Cited by

2References

14Claims

0Family size

Assignee

Basell Poliolefine Italia S.r.l. · IT

Inventors

Fabrizio Piemontesi · Ferrara, IT
Alessandro Mignogna · Ferrara, IT
Dario Liguori · Ferrara, IT
Giampiero Morini · Ferrara, IT
Tiziano Dall'Occo · Ferrara, IT
Gianni Vitale · Ferrara, IT

Key dates

Filing date	Aug 27, 2020
Grant date	Apr 29, 2025
Priority date	—
Expiry date	Mar 22, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F2500/35
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A solid catalyst component for the polymerization of olefins made from or containing a magnesium halide, a titanium compound having at least a Ti-halogen bond, a first electron donor compound selected from 1,3 diethers (DE), and a second electron donor compound selected from dicarbamates (DC), wherein the first and second electron donor compounds are present in a molar ratio DE:DC ranging from 4.5:1 to 20:1.

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