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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 9944045 B1

PDFFull Text
Date of Patent:
Apr. 17, 2018

Filed:

Aug. 21, 2015

Coextruded polyethylene film

Applicant:

Mondi Consumer Packaging Technologies Gmbh, Gronau, DE;

Inventor:

Matthias Perick, Ahaus-Altstaette, DE;

Assignee:

MONDI CONSUMER PACKAGING TECHNOLOGIES GMBH, Gronau, DE;

Attorney:

Andrew Wilford

Primary Examiner:

Lawrence Ferguson

Int. Cl.
CPC ...
B32B 27/32 (2006.01); B32B 5/18 (2006.01); B29C 44/20 (2006.01); B32B 27/08 (2006.01); B29K 105/04 (2006.01); B29L 7/00 (2006.01); B29L 9/00 (2006.01);
U.S. Cl.
CPC ...
B32B 5/18 (2013.01); B29C 44/20 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 27/327 (2013.01); B29K 2023/06 (2013.01); B29K 2105/046 (2013.01); B29K 2995/0024 (2013.01); B29L 2007/008 (2013.01); B29L 2009/00 (2013.01); B32B 2250/03 (2013.01); B32B 2250/242 (2013.01); B32B 2250/40 (2013.01); B32B 2439/00 (2013.01);
Abstract

A coextruded polyethylene blown film, particularly for packaging, has a thickness between 20 μm and 250 μm and is formed by a foamed, particle-containing core layer between a first unfoamed weldable outer layer and a second unfoamed outer layer. The core layer has a polyethylene or a polyethylene-based mixture as a polymer component having a melt mass-flow rate (MFR) per DIN ISO EN 1133 of greater than 5 g/10 min at 190° C. and 2.16 kg.

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Perick, Matthias. (2018). Coextruded polyethylene film (U.S. Patent No. 9944045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9944045

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