Patent · US Active

Catalyst systems and processes for producing polyethylene using the same

US12428502B2 · kind B2 · utility

0Cited by

31References

17Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Rhett A. Baillie · Lake Jackson, US
Hien Q. Do · Lake Jackson, US
David M. Pearson · Lake Jackson, US
Johnathan E. DeLorbe · Manvel, US
Andrew M. Camelio · Midland, US
Philip P. Fontaine · Alvin, US

Key dates

Filing date	May 28, 2021
Grant date	Sep 30, 2025
Priority date	—
Expiry date	Oct 9, 2042

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/582
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I):

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