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. 19, 2021
Filed:
Jan. 17, 2020
Applicant:
Nova Chemicals (International) S.a., Fribourg, CH;
Inventors:
XiaoChuan Wang, Calgary, CA;
Stephen Salomons, Calgary, CA;
Assignee:
NOVA Chemicals (International) S.A., Fribourg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/08 (2006.01); C08F 210/02 (2006.01); C08F 210/16 (2006.01); C08F 210/14 (2006.01); C08F 2/00 (2006.01); C08K 5/092 (2006.01); C08F 2/04 (2006.01);
U.S. Cl.
CPC ...
C08L 23/0815 (2013.01); C08F 2/001 (2013.01); C08F 2/04 (2013.01); C08F 210/02 (2013.01); C08F 210/14 (2013.01); C08K 5/092 (2013.01); C08F 210/16 (2013.01); C08F 2500/05 (2013.01); C08L 2203/10 (2013.01); C08L 2203/16 (2013.01); C08L 2205/025 (2013.01); C08L 2207/062 (2013.01);
Abstract
A dual reactor solution polymerization process gives high density polyethylene compositions containing a first ethylene copolymer and a second ethylene copolymer. The polyethylene compositions can be used in the manufacture of injection molded closures or cast film having good barrier properties.