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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.:

US 11066489 B1

PDFFull Text
Date of Patent:
Jul. 20, 2021

Filed:

Sep. 19, 2018

Bis-phenyl-phenoxy polyolefin catalysts having two methylenetrialkylsilicon ligands on the metal for improved solubility

Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Arkady L. Krasovskiy, Lake Jackson, TX (US);

David R. Wilson, Midland, MI (US);

Bryan D. Stubbert, Midland, MI (US);

Tulaza Vaidya, Collegeville, PA (US);

Jerzy Klosin, Midland, MI (US);

Edmund M. Carnahan, Lake Jackson, TX (US);

Philip P. Fontaine, Lake Jackson, TX (US);

Mari S. Rosen, Midland, MI (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:

Dinsmore & Shohl LLP

Primary Examiner:

Po-Chih Chen

Int. Cl.
CPC ...
C08F 4/6592 (2006.01); C07F 7/08 (2006.01);
U.S. Cl.
CPC ...
C08F 4/65925 (2013.01); C07F 7/0812 (2013.01);
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 each X is selected from the group consisting of —(CH)SiR.

Find Patent Forward Citations

Quick Actions:

Krasovskiy, Arkady. (2021). Bis-phenyl-phenoxy polyolefin catalysts having two methylenetrialkylsilicon ligands on the metal for improved solubility (U.S. Patent No. 11066489). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11066489

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