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:
May. 16, 2023
Filed:
Oct. 09, 2020
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Gursu Culcu, Humble, TX (US);
Catherine A. Faler, Houston, TX (US);
Crisita Carmen H. Atienza, Houston, TX (US);
David A. Cano, Houston, TX (US);
John R. Hagadorn, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
The present disclosure provides catalyst compounds represented by Formula (I): where Q is OR, SR, NRR, PRR, or a heterocyclic ring; each Ris independently hydrogen, C-Chydrocarbyl, substituted C-Chydrocarbyl, a heteroatom, or a heteroatom-containing group, or multiple Rare joined together to form a C-Ccyclic, heterocyclic, or polycyclic ring structure, or combination(s) thereof; each Xand Xis independently C-Chydrocarbyl, substituted C-Chydrocarbyl, a heteroatom, or a heteroatom-containing group, or Xand Xjoin together to form a C-Ccyclic, heterocyclic, or polycyclic ring structure; and Y is a hydrocarbyl. The present disclosure also provides catalyst systems including an activator, a support, and a catalyst of the present disclosure. The present disclosure also provides polymerization processes including introducing olefin monomers to a catalyst system. Additionally, the present disclosure provides a polyolefin formed by a catalyst system or method of the present disclosure.