Amphoteric polymer composition

The present invention relates to a composition comprising an amphoteric polymer having pendant acid groups, or salts thereof, and pendant mono- or dialkylamino ethylene oxide groups or alkylammonium ethylene oxide groups characterized by either of the following formulas: where R1-R3 and X− are as de...

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Bibliographische Detailangaben
Hauptverfasser: Henderson, Kevin J, Van Dyk, Antony K, Singh, Anurima, Brown, Ward T, Rivera, Lidaris San Miguel, Auld, Kathleen A
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to a composition comprising an amphoteric polymer having pendant acid groups, or salts thereof, and pendant mono- or dialkylamino ethylene oxide groups or alkylammonium ethylene oxide groups characterized by either of the following formulas: where R1-R3 and X− are as defined herein. The composition of the present invention improves hiding efficiency for coating compositions formulated using associative rheology modifiers, binders, and titanium dioxide.