Patent · US Active

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

US11034781B2 · kind B2 · utility

0Cited by

5References

14Claims

0Family size

Assignee

Basell Poliolefine Italia S.r.l. · IT

Inventors

Gianni Collina · Cassana, IT
Maria Di Diego · Ferrara, IT
Benedetta Gaddi · Ferrara, IT
PIERO GESSI · Ferrara, IT
Lorella Marturano · Ferrara, IT
Giampiero Morini · Ferrara, IT

Key dates

Filing date	Dec 12, 2017
Grant date	Jun 15, 2021
Priority date	—
Expiry date	Jan 22, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F110/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A catalyst component made from or containing Ti, Mg, chlorine, an amount of a first internal donor selected from esters of aliphatic monocarboxylic acids (EAA), and an amount of a second internal donor selected from cyclic ethers (CE), wherein the EAA/CE molar ratio ranges from 0.02 to less than 20.

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