Use of aqueous polyanion-polyethyleneimine solutions for producing polymer films with oxygen-barrier properties

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United States of America Patent

PATENT NO 9902872
SERIAL NO

14398501

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Abstract

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The use of an aqueous Solution comprising at least one polyanion and at least one high molecular weight polyethyleneimine is described, for providing oxygen barrier properties to a polymer film. The polyanion is a polymer comprising acid groups neutralized with a base selected from the group consisting of inorganic bases and monovalent organic bases and having a weight average molecular weight of at least 10000 g/mol.

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BASF SE67056 LUDWIGSHAFEN AM RHEIN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bippus, Patrick Ludwigshafen, DE 2 12
Huenerfauth, Klaus Maikammer, DE 2 12
Pietsch, Ines Speyer, DE 22 92
Preishuber-Pfluegl, Peter Mannheim, DE 16 37
Weiss, Axel Speyer, DE 19 100

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