The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2026
Filed:
Feb. 25, 2022
Dow Global Technologies Llc, Midland, MI (US);
Robert David Grigg, Midland, MI (US);
Brad C. Bailey, Midland, MI (US);
James A. Walker, Midland, MI (US);
Sukrit Mukhopadhyay, Midland, MI (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
Catalyst systems comprising one or more metal-ligand complexes according to formula (I). M is a metal chosen from titanium, zirconium, or hafnium, the metal having a formal oxidation state of +2, +3, or +4; each X is a monodentate or bidentate ligand independently chosen from unsaturated (C-C)hydrocarbon, unsaturated (C-C)heterohydrocarbon, (C-C)hydrocarbyl, cyclopentadienyl, substituted cyclopentadienyl, (C-C)diene, halogen, and —CHSiR; wherein each Ris selected from the group consisting (C-C)hydrocarbyl or —H. In formula (I), subscript n of (X)is 2. The metal-ligand complex of formula (I) has 6 or fewer metal-ligand bonds.