Patent ID: 7968637
Filing Date: 2011-06-28
Classification: C08K,C08L,D04H,D06M

Abstract:
1. A curable aqueous composition comprising (a) at least one polycarboxy (co)polymer comprising at least two carboxylic acid groups, anhydride groups, or salts thereof and chosen from polyesters, oligomers, co-oligomers, solution polymers in aqueous media, and solution copolymers in aqueous media; (b) polymer particles of at least one emulsion (co)polymer having a glass transition temperature, Tg, of less than 80° C., as determined by the Fox equation; and (c) at least one polyol selected from the group consisting of “diglycerol, triglycerol, ditrimethylolpropane, 1 to 15-propoxylated pentaerythritol, 1 to 15-ethoxylated pentaerythritol, 1 to 15-propoxylated ditrimethylolpropane, 1 to 15-ethoxylated ditrimethylolpropane, 1-15-ethoxylated dipentaerythritol, 1-15-propoxylated dipentaerythritol, and mixtures thereof”.