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.

Date of Patent:
Aug. 08, 2023

Filed:

Dec. 11, 2020
Applicant:

Exxonmobil Chemical Patents Inc., Baytown, TX (US);

Inventors:

Matthew W. Holtcamp, Huffman, TX (US);

Robert L. Halbach, Baytown, TX (US);

Subramaniam Kuppuswamy, Mont Belvieu, TX (US);

Matthew S. Bedoya, Humble, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/70 (2006.01); C07F 15/00 (2006.01); C07F 15/02 (2006.01); C08F 210/16 (2006.01);
U.S. Cl.
CPC ...
C07F 15/025 (2013.01); C08F 4/7042 (2013.01); C08F 210/16 (2013.01); C07F 15/02 (2013.01);
Abstract

The present disclosure related to iron-containing compounds including a 2,6-diiminoaryl ligand and one or more substituted hydrocarbyl substituents. Catalysts, catalyst systems, and processes of the present disclosure can provide polyolefins with high or low molecular weight, low comonomer content, narrow polydispersity indices, and broad orthogonal composition distribution. The present disclosure provides new and improved iron-containing catalysts with enhanced solubility in hydrophobic (nonpolar) solvents.


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