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:
Mar. 05, 2024
Filed:
Oct. 19, 2021
Monocyclopentadienyl pyridyl hydroxyl amine catalyst compounds and systems for olefin polymerization
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Alex E. Carpenter, Seabrook, TX (US);
Danielle G. Singleton, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
This invention relates to mono cyclopentadienyl pyridyl hydroxyl amine catalyst compounds represented by Formula I(a) or I(b): wherein: M is a group 3-12 metal; Ris a hydrocarbyl group or a silyl group; R, R, R, R, R, R, R, R, and Rare independently selected from the group consisting of hydrogen, hydrocarbyl, alkoxy, silyl, amino, aryloxy, halogen and phosphino, wherein any two adjacent R groups may be joined to form a saturated or unsaturated single or multicyclic hydrocarbyl ring or heterocyclic ring; and each Xand Xis independently an anionic leaving group or Xand Xmay be joined together to form a dianionic group.