Cationic wet strength resin modified pigments in water-based latex coating applications
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United States of America Patent
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Mar 7, 2017
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Aug 18, 2014
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Jun 3, 2009
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Abstract
A dispersion having a cationic zeta potential for use as a base coating on a sheet of paper or paperboard as a primer for a functional barrier top coating, wherein the composition comprises an anionic pigment containing mixture comprising one or more anionic pigments in an amount of at least about 20% dry weight of the mixture, and one or more polyamine-epihalohydrin cationic wet strength resin.
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