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In this work the effect of acrylic emulsion design on polyurethane-acrylic emulsion blend properties has been examined. A series of model acrylic emulsions were prepared and blended with a commercial polyurethane dispersion (PUD). Corresponding polyurethane/acrylic hybrid (U/A) systems were prepared from the same commercial PUD. The acrylic to urethane ratio was kept at 50:50 by weight throughout...