STYRENE-FREE COPOLYMERS AND COATING COMPOSITIONS CONTAINING SUCH COPOLYMERS

An aqueous coating composition is provided that is preferably substantially free of styrene and structural units derived from styrene. The coating composition includes a resin system that preferably includes a water-dispersible polymer and an emulsion polymerized ethylenically unsaturated monomer co...

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Bibliographische Detailangaben
Hauptverfasser: Stuetelberg, Mark, Gibanel, Sebastien, O'Brien, Robert M
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An aqueous coating composition is provided that is preferably substantially free of styrene and structural units derived from styrene. The coating composition includes a resin system that preferably includes a water-dispersible polymer and an emulsion polymerized ethylenically unsaturated monomer component. The resin system is preferably formed using a process that includes emulsion polymerizing the ethylenically unsaturated monomer component in the presence of an aqueous dispersion including the water-dispersible polymer. In certain preferred embodiments, the water-dispersible polymer is a salt of an acid- or anhydride-functional aromatic polyether polymer.