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. 12, 2020
Filed:
Sep. 28, 2016
Dow Global Technologies Llc, Midland, MI (US);
Philip P. Fontaine, Lake Jackson, TX (US);
Andrew Young, Lake Jackson, TX (US);
Susan Brown, Lake Jackson, TX (US);
Hien Do, Lake Jackson, TX (US);
Johnathan DeLorbe, Lake Jackson, TX (US);
Tulaza Vaidya, Lake Jackson, TX (US);
Chunming Zhang, Midland, MI (US);
Arvind Jaganathan, Midland, MI (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
The disclosure provides a procatalyst for the polymerization of ethylene and optionally one or more alpha-olefins having the structure shown in formula (I) below: wherein at least two of Y-Yand at least two of Y-Yare fluorine atoms and when only two of Y-Yand only two of Y-Yare fluorine atoms, the non-fluorine Y-Yare selected from the group consisting of H atom, alkyl groups, aryl groups, heteroaryl groups, and alkoxy groups. Also provided is a polymerization process using the procatalyst.