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:
Jul. 09, 2019
Filed:
Nov. 12, 2015
Applicant:
Nova Chemicals (International) S.a., Fribourg, CH;
Inventors:
Darryl J Morrison, Calgary, CA;
Patrick Lam, Calgary, CA;
Assignee:
NOVA Chemicals (International) S.A., Fribourg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 210/16 (2006.01); C08F 4/64 (2006.01); C08F 4/76 (2006.01); C08J 5/18 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 210/16 (2013.01); C08J 5/18 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); C08F 2410/01 (2013.01); C08F 2420/04 (2013.01); C08J 2323/08 (2013.01);
Abstract
Ethylene copolymers made in the gas phase using a phosphinimine based single site catalyst supported on a passivated inorganic oxide support. The ethylene copolymers have a relatively narrow molecular weight distribution and good rheological parameters.