Aqueous film-forming binder dispersion or emulsion

D - Textiles – Paper – 06 – M

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117/197, 400/421

D06M 15/37 (2006.01) C09D 167/06 (2006.01)

Patent

CA 1214895

ABSTRACT OF THE DISCLOSURE The invention is concerned with an aqueous film- forming binder dispersion or emulsion containing (a) an unsaturated polyester resin having an acid number between 1 and 50, an OH number between 10 and 120 and a mean molecular weight between 300 and 5,000, and (b) an acrylate polymer produced from esters of methacrylic acid or acrylic acid with lower aliphatic alcohols having 1 to 3 carbon atoms or mixtures thereof with other copolymerizable monomers selected from the group consisting of styrene, vinyltoluene and methacrylic acid, the acrylate polymer having a film-forming temperature of above 60°C. The aqueous dispersion or emulsion of the invention is particularly useful for the production of fast-setting coatings on the surfaces of various materials.

399737

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