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:
Oct. 03, 2000
Filed:
Jun. 17, 1997
Phillip T Matsunaga, Houston, TX (US);
Jo Ann Canich, Webster, TX (US);
George Alan Vaughan, Houston, TX (US);
David Edward Gindelberger, Bedminster, NJ (US);
Rinaldo Soria Schiffino, Kingwood, TX (US);
Kevin Richard Squire, Kingwood, TX (US);
Rolf Bodo Temme, Dormagen, DE;
Exxon Chemical Patents Inc., Houston, TX (US);
Abstract
The invention encompasses late transition metal catalyst systems and their use in polymerization processes, particularly in solution, 2-phase suspension and super-critical phase polymerization of ethylene-containing polymers. Preferred embodiments include the use of a late transition metal catalyst system comprising a Group 8, 9, 10, or 11 metal complex stabilized by a bidentate ligand structure for polymerization under elevated ethylene pressure, or concentration, conditions.