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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 10377896 B1

PDFFull Text
Date of Patent:
Aug. 13, 2019

Filed:

Apr. 19, 2016

Biopolymer roll stock for form-fill-sealed article

Applicant:

Clear Lam Packaging, Inc., Elk Grove Village, IL (US);

Inventors:

Paul Georgelos, Naperville, IL (US);

Pat Montefusco, Genoa, IL (US);

Jeanne M. Skaggs, Arlington Heights, IL (US);

Bohdan Wyslotsky, Algonquin, IL (US);

Assignee:

Sonoco Development Inc., Hartsville, SC (US);

Attorney:

Marshall, Gerstein & Borun LLP

Primary Examiner:

James C Yager

Int. Cl.
CPC ...
B65D 1/30 (2006.01); C08L 67/04 (2006.01); B32B 27/18 (2006.01); B32B 27/20 (2006.01); B32B 27/36 (2006.01); C08J 3/22 (2006.01); C08L 23/08 (2006.01); C08L 67/02 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
C08L 67/04 (2013.01); B32B 27/08 (2013.01); B32B 27/18 (2013.01); B32B 27/20 (2013.01); B32B 27/32 (2013.01); B32B 27/36 (2013.01); B65D 1/30 (2013.01); C08J 3/226 (2013.01); C08L 23/08 (2013.01); C08L 67/02 (2013.01); B32B 2250/24 (2013.01); B32B 2307/558 (2013.01); B32B 2307/7163 (2013.01); B32B 2307/732 (2013.01); B32B 2439/00 (2013.01); B32B 2439/70 (2013.01); B32B 2553/00 (2013.01); C08J 2367/04 (2013.01); C08J 2423/08 (2013.01); C08J 2467/04 (2013.01); C08K 3/22 (2013.01); C08K 2003/2241 (2013.01); C08L 2205/03 (2013.01); C08L 2310/00 (2013.01); Y10T 428/31931 (2015.04);
Abstract

A system and method for forming a biopolymer roll stock for a biopolymer form-fill-sealed package, the biopolymer roll stock includes at least one biopolymer resin; and at least one additive, the additive including at least one impact modifier between 5-50 weight % of the total weight of the additive; and at least one polymer color concentrate between 5-50 weight % of the total weight of the additive, whereby the biopolymer roll stock has a predetermined thickness and impact resistance.

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