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:
Apr. 07, 2015
Filed:
Nov. 11, 2013
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Jerzy Klosin, Midland, MI (US);
Pulikkottil J. Thomas, Midland, MI (US);
Robert D. Froese, Midland, MI (US);
Xiuhua Cui, Pearland, TX (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/76 (2006.01); C08F 4/64 (2006.01); C08F 4/52 (2006.01); C08F 4/659 (2006.01); C08F 10/00 (2006.01); C08F 210/14 (2006.01); C08F 210/16 (2006.01);
U.S. Cl.
CPC ...
C08F 4/64193 (2013.01); C08F 4/659 (2013.01); C08F 4/65908 (2013.01); C08F 4/65912 (2013.01); C08F 10/00 (2013.01); C08F 210/14 (2013.01); C08F 210/16 (2013.01); C08F 2500/03 (2013.01);
Abstract
The present invention generally relates to a process that selectively polymerizes ethylene in the presence of an alpha-olefin, and to a metal-ligand complex (precatalyst) and catalyst useful in such processes, and to related compositions. The present invention also generally relates to ligands and intermediates useful for preparing the metal-ligand complex and to processes of their preparation.