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:
Sep. 30, 2014
Filed:
Sep. 28, 2012
Applicant:
Nova Chemicals (International) S.a., Fribourg, CH;
Inventors:
Victoria Ker, Calgary, CA;
Peter Phung Minh Hoang, Calgary, CA;
Yan Jiang, Calgary, CA;
Yves Lacombe, Calgary, CA;
Assignee:
NOVA Chemicals (International) S.A., Fribourg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/646 (2006.01); C08F 4/642 (2006.01); C08F 4/6592 (2006.01); C08F 4/69 (2006.01); C08L 23/08 (2006.01); C08F 210/16 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 210/16 (2013.01); C08F 4/65922 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); Y10S 526/943 (2013.01);
Abstract
A scavenger is used to indirectly control the ratio of polymer components in a polyethylene composition made using a combination catalyst comprising an inorganic chromium catalyst, and a group 4 single site catalyst.