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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.:

US 10189922 B1

PDFFull Text
Date of Patent:
Jan. 29, 2019

Filed:

Aug. 06, 2015

Very low density polyethylene produced with single site catalyst

Applicant:

Nova Chemicals (International) S.a., Fribourg, CH;

Inventors:

Shivendra Kumar Goyal, Calgary, CA;

Bronwyn Hilary Gillon, Calgary, CA;

Christopher John Brooke Dobbin, Calgary, CA;

Stephen Salomons, Calgary, CA;

Assignee:

NOVA Chemicals (International) S.A., Fribourg, CH;

Attorney:

Julie L. Heinrich

Primary Examiner:

Nathan M Nutter

Int. Cl.
CPC ...
C08F 210/16 (2006.01); C08J 5/18 (2006.01); C08L 23/08 (2006.01); C08L 23/06 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B32B 7/02 (2006.01);
U.S. Cl.
CPC ...
C08F 210/16 (2013.01); B32B 7/02 (2013.01); B32B 27/08 (2013.01); B32B 27/327 (2013.01); C08J 5/18 (2013.01); C08L 23/06 (2013.01); C08L 23/0815 (2013.01); B32B 2307/72 (2013.01); B32B 2553/00 (2013.01); C08F 2500/08 (2013.01); C08F 2500/26 (2013.01); C08J 2323/08 (2013.01); C08L 2203/16 (2013.01); C08L 2205/02 (2013.01);
Abstract

Provided herein are VLDPE polymer compositions suitable for use in the manufacture of flexible films or sheets. In one embodiment, the copolymer comprises a polyethylene VLDPE resin with M/Mof greater than 2, CDBIof greater than 55 and a single melting peak in DSC measurement. The polymer compositions disclosed herein may be suitable for use in the manufacture of films with improved balance of film toughness, processability and sealability in monolayer and multi-layer film structures.

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Goyal, Shivendra. (2019). Very low density polyethylene produced with single site catalyst (U.S. Patent No. 10189922). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10189922

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