Invention Grant
- Patent Title: Bis-phenyl-phenoxy polyolefin catalysts having an alkoxy- or amido-ligand on the metal for improved solubility
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Application No.: US16646209Application Date: 2018-09-19
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Publication No.: US11242415B2Publication Date: 2022-02-08
- Inventor: Arkady L. Krasovskiy , David R. Wilson , Tulaza Vaidya , Edmund M. Carnahan , Philip P. Fontaine , Carl N. Iverson
- Applicant: Dow Global Technologies LLC
- Applicant Address: US MI Midland
- Assignee: Dow Global Technologies LLC
- Current Assignee: Dow Global Technologies LLC
- Current Assignee Address: US MI Midland
- Agency: Dinsmore & Shohl LLP
- International Application: PCT/US2018/051680 WO 20180919
- International Announcement: WO2019/067280 WO 20190404
- Main IPC: C07F7/00
- IPC: C07F7/00 ; C08F4/76 ; C08F4/64 ; C08F10/02 ; C08F210/16
Abstract:
Embodiments are directed to a catalyst system comprising metal ligand complexes and processes for polyolefin polymerization using the metal ligand complex having the following structure: where X is selected from the group consisting of —ORX or NRX2.
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