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:
Dec. 14, 2021
Filed:
May. 29, 2019
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Matthew W. Holtcamp, Huffman, TX (US);
Laughlin G. McCullough, League City, TX (US);
Kevin A. Stevens, Houston, TX (US);
Subramaniam Kuppuswamy, Mont Belvieu, TX (US);
Matthew S. Bedoya, Humble, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/653 (2006.01); C08F 4/6592 (2006.01); C08F 210/16 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 210/16 (2013.01); C08F 4/65904 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01); C08F 2420/01 (2013.01); C08F 2420/03 (2013.01);
Abstract
The present disclosure relates to dual catalyst systems and processes for use thereof. The present disclosure further provides a catalyst system that is a combination of at least two hafnium metallocene catalyst compounds. The catalyst systems may be used for olefin polymerization processes. The present disclosure further provides for polymers, which can be formed by processes and catalyst systems of the present disclosure.