Glycidyl-epoxy-acrylic copolymers

A protective paint coating containing a polymeric binder having both hydrophobic and hydrophilic moieties in the polymeric structure comprises an acrylic-graft terpolymer. The terpolymer comprises aliphatic-modified glycidyl acrylate and epoxy resin coreacted with diphenol to form the terpolymer. Et...

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Bibliographische Detailangaben
Hauptverfasser: PACKARD, KEVAN A, POMPIGNANO, GARY C, WOO, JAMES T. K
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A protective paint coating containing a polymeric binder having both hydrophobic and hydrophilic moieties in the polymeric structure comprises an acrylic-graft terpolymer. The terpolymer comprises aliphatic-modified glycidyl acrylate and epoxy resin coreacted with diphenol to form the terpolymer. Ethylenically unsaturated monomers, including carboxyl monomers, are in-situ copolymerized in the presence of the terpolymer to produce the acrylic-graft terpolymer. The aliphatic-modified glycidyl acrylate component of the terpolymer comprise the reaction product of a glycidyl acrylate and an aliphatic ethylenic monomer having a chain of 2 to 20 carbon atoms. The aliphatic chain and the carboxyl functionality provide the self-contained wetting agent properties to the polymeric binder structure.