Functionalised copolymers for the preparation of coating materials
Functionalized copolymers (I), as aqueous dispersion or redispersible powder, are based on (wt.%) (a) vinyl 1-15C alkylcarboxylate, 1-15C alkyl (meth)acrylate, vinyl-aromatic, olefin, diene and/or vinyl halide(s); (b) hydrolyzable epoxysilane, aminosilane, mercaptosilane and/or (ethylenically) unsat...
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Zusammenfassung: | Functionalized copolymers (I), as aqueous dispersion or redispersible powder, are based on (wt.%) (a) vinyl 1-15C alkylcarboxylate, 1-15C alkyl (meth)acrylate, vinyl-aromatic, olefin, diene and/or vinyl halide(s); (b) hydrolyzable epoxysilane, aminosilane, mercaptosilane and/or (ethylenically) unsaturated silicon(s) (0.05-5.0); (c) unsaturated epoxide(s) (0.05-5.0); and (d) unsaturated 1,3-dicarbonyl(s) (0-2.0). Functionalized copolymers (I), in the form of an aqueous dispersion or powder redispersible in water, are based on (a) monomer(s) selected from vinyl esters of linear or branched 1-15 carbon (C) alkylcarboxylic acids, 1-15 C alkyl (meth)acrylates, vinyl-aromatics, olefins, diene s and vinyl halides; (b) 0.05-5.0 wt.% hydrolyzable silane monomer(s) selected from ethylenically unsaturated silicon compounds, epoxysilanes, aminosilanes and mercaptosilanes; (c) ethylenically unsaturated epoxide(s); and (d) 0-2.0 wt.% ethylenically unsaturated 1,3-dicarbonyl compound(s). An Independent claim is also included for the production of copolymers (I) by free radical polymerization. |
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