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. 07, 2019
Filed:
Oct. 12, 2017
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Donna J. Crowther, Blairsville, GA (US);
Hua Zhou, Houston, TX (US);
Jacqueline A. Lovell, Crosby, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/64 (2006.01); B01J 31/22 (2006.01); C07F 7/00 (2006.01); C07F 7/30 (2006.01); C08F 210/16 (2006.01); C07F 7/18 (2006.01); C08F 10/00 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 4/64182 (2013.01); B01J 31/223 (2013.01); C07F 7/003 (2013.01); C07F 7/1804 (2013.01); C07F 7/30 (2013.01); C08F 210/16 (2013.01); C08F 4/659 (2013.01); C08F 4/65908 (2013.01); C08F 4/65912 (2013.01); C08F 10/00 (2013.01);
Abstract
This invention relates to novel transition metal catalyst compounds comprising four oxygen atoms bonded to a transition metal where two of the oxygen groups are bonded to the metal by dative bonds and a silyl or germyl bridge, catalyst systems comprising such, and polymerization processes using such.