US 12,441,748 B2
Metal-ligand complexes
Roger L. Kuhlman, Freeport, TX (US)
Assigned to Dow Global Technologies LLC, Midland, MI (US)
Appl. No. 17/600,368
Filed by Dow Global Technologies LLC, Midland, MI (US)
PCT Filed Apr. 27, 2020, PCT No. PCT/US2020/030033
§ 371(c)(1), (2) Date Sep. 30, 2021,
PCT Pub. No. WO2020/223142, PCT Pub. Date Nov. 5, 2020.
Claims priority of provisional application 62/990,549, filed on Mar. 17, 2020.
Claims priority of provisional application 62/840,865, filed on Apr. 30, 2019.
Claims priority of provisional application 62/840,835, filed on Apr. 30, 2019.
Prior Publication US 2022/0259231 A1, Aug. 18, 2022
Int. Cl. C08F 4/6592 (2006.01); C07F 7/28 (2006.01); C07F 17/00 (2006.01)
CPC C07F 7/28 (2013.01) [C08F 4/65925 (2013.01)] 6 Claims
 
1. A metal-ligand complex of Formula II,

OG Complex Work Unit Chemistry
wherein R is hydrogen, M is zirconium, and where each X is a C1 alkyl.