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. 18, 2016
Filed:
Feb. 05, 2012
Applicants:
Zengquan Qin, Copley, OH (US);
Steven Luo, Copley, OH (US);
Joshua S. Dickstein, Copley, OH (US);
Inventors:
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/54 (2006.01); C07F 5/00 (2006.01); C08F 36/06 (2006.01); C08F 4/52 (2006.01); C08F 136/06 (2006.01); C08F 236/06 (2006.01);
U.S. Cl.
CPC ...
C07F 5/003 (2013.01); C08F 4/52 (2013.01); C08F 4/545 (2013.01); C08F 36/06 (2013.01); C08F 136/06 (2013.01); C08F 236/06 (2013.01);
Abstract
A novel class of lanthanide metal salen complexes can be used as an ingredient of a catalyst system. The catalyst system can be used in polymerizations of ethylenically unsaturated hydrocarbon monomers.