Abstract:
The invention relates to a method of preparing a composition comprising (a) reacting a binder component (B) comprising at least one alkoxysilane (B2), and a polymer dispersion (PD), thus obtaining a prepolymer and subsequently (b) mixing or hydrolyzing and polycondensing said prepolymer in the presence of water and at least one antimicrobial agent (Z) comprising at least one antimicrobial active (Z1) and optionally a particulate carrier substance (Z2), wherein the at least one antimicrobial agent (Z) is unreactive during step (b).
Abstract:
The invention relates to a method of preparing a composition comprising (a) reacting a binder component (B) comprising at least one alkoxysilane (B2), and a polymer dispersion (PD), thus obtaining a prepolymer and subsequently (b) mixing or hydrolyzing and polycondensing said prepolymer in the presence of water and at least one antimicrobial agent (Z) comprising at least one antimicrobial active (Z1) and optionally a particulate carrier substance (Z2), wherein the at least one antimicrobial agent (Z) is unreactive during step (b).
Abstract:
The present invention relates to the use of a polymer dispersion (PD) containing at least one polymer (P) obtained through radical emulsion polymerization of at least one ethylenically unsaturated monomer (m1) and at least one monomer (m2) different therefrom selected from among the esters of phosphonic acid or phosphoric acid, alternatively with alkoxylated hydroxyalkyl (meth)actylates and at least one emulsifier (E) selected from the phosphoric acid esters, alternatively with alkoxylated C8-C30 alcohols and salts thereof, in coating agents for improving the abrasion resistance of coatings produced therefrom and/or for improving the polishing resistance of the coatings produced therefrom and/or for improving the stain resistance of the coatings produced therefrom and/or for improving the pigment distribution in the coatings produced therefrom and/or for reducing the emissions of volatile organic compounds from the coatings produced therefrom, polymer dispersions used according to the invention, and coating agents containing the polymer dispersions according to the invention.
Abstract:
The present invention relates to the use of a polymer dispersion (PD) comprising at least one polymer (P), obtainable by free-radical emulsion polymerization of at least one ethylenically unsaturated monomer (M1) and at least one monomer (M2) different therefrom and selected from esters of phosphonic acid or of phosphoric acid with unalkoxylated or alkoxylated hydroxyalkyl(meth)acrylates, and at least one emulsifier (E) selected from phosphoric esters with unalkoxylated or alkoxylated C8-C30 alkanols, and their salts, in coating materials to improve the scrub resistance of the coatings produced therefrom and/or to improve the burnish resistance of the coatings produced therefrom and/or to improve the stain resistance of the coatings produced therefrom and/or to improve the pigment distribution in the coatings produced therefrom and/or to reduce the emission of volatile organic compounds by the coatings produced therefrom, to polymer dispersions used in accordance with the invention, and to coating materials comprising the polymer dispersions of the invention.
Abstract:
Uso de una dispersión polimérica (PD) que contiene: i) al menos un polímero (P), que puede obtenerse mediante polimerización en emulsión por radicales de al menos un monómero etilénicamente insaturado (M1) y de al menos un monómero distinto de éste (M2), que se seleccionan entre ésteres del ácido fosfónico o del ácido fosfórico con (met)acrilatos de hidroxialquilo eventualmente alcoxilados y ii) al menos un emulsionante (E), seleccionado entre compuestos de fórmula (I) R1-O-(AO)m-P(>=O)(OR2)(OH) (I) en la que m representa un número entero de 0 a 20, AO representa alquilenoxi, R1 representa alquilo C8-C30 y R2 representa H o un grupo -(AO)m-R2a, en el que R2a presenta el significado dado para R1 y AO y m presentan uno de los significados dados anteriormente, y las sales de los compuestos de fórmula (I); en agentes de pintura para la mejora de la estabilidad frente a la abrasión de las pinturas preparadas a partir de estos y/o para la mejora de la estabilidad frente al pulido de las pinturas preparadas a partir de estos y/o para la mejora de la estabilidad frente a las manchas de las pinturas preparadas a partir de estos y/o para la mejora de la distribución de pigmentos en las pinturas preparadas a partir de estos y/o para la reducción de la emisión de compuestos orgánicos volátiles por las pinturas preparadas a partir de estos en el que el polímero (P) puede obtenerse mediante una polimerización en emulsión, en la que la proporción de los monómeros (M1) se encuentra en el intervalo del 95 al 99,99 % en peso, con respecto al peso total de los monómeros usados para la polimerización en emulsión, en el que los monómeros (M1) se seleccionan exclusivamente entre los monómeros principales (M1.a) y los monómeros secundarios (M1.b), y en el que al menos el 50 % en peso de los monómeros (M1), con respecto al peso total de los monómeros (M1), se seleccionan entre ésteres de ácidos mono- y dicarboxílicos a,b-etilénicamente insaturados con alcanoles C1-C30, ésteres de alcohol vinílico o alcohol alílico con ácidos monocarboxílicos C1-C30, nitrilos etilénicamente insaturados, haluros de vinilo, haluros de vinilideno y mezclas de los mismos (>= monómeros M1.a), y en el que menos del 50 % en peso de los monómeros (M1), con respecto al peso total de los monómeros (M1), se seleccionan entre ácidos mono- y dicarboxílicos etilénicamente insaturados, los anhídridos y semiésteres de ácidos dicarboxílicos etilénicamente insaturados, (met)acrilamidas, (met)-acrilatos de hidroxialquilo C1-C10, hidroxialquil(C1- C10)-(met)acrilamidas y mezclas de los mismos (>= monómeros M1.b).
Abstract:
The invention relates to a method of preparing a composition comprising (a) reacting a binder component (B) comprising at least one alkoxysilane (B2), and a polymer dispersion (PD), thus obtaining a prepolymer and subsequently (b) mixing or hydrolyzing and polycondensing said prepolymer in the presence of water and at least one antimicrobial agent (Z) comprising at least one antimicrobial active (Z1) and optionally a particulate carrier substance (Z2), wherein the at least one antimicrobial agent (Z) is unreactive during step (b).
Abstract:
The present invention relates to the use of a polymer dispersion (PD) containing at least one polymer (P) obtained through radical emulsion polymerization of at least one ethylenically unsaturated monomer (M1) and at least one monomer (M2) different therefrom selected from among the esters of phosphonic acid or phosphoric acid, alternatively with alkoxylated hydroxyalkyl (meth)actylates and at least one emulsifier (E) selected from the phosphoric acid esters, alternatively with alkoxylated C
Abstract:
The present invention relates to the use of a polymer dispersion (PD) containing at least one polymer (P) obtained through radical emulsion polymerization of at least one ethylenically unsaturated monomer (M1) and at least one monomer (M2) different therefrom selected from among the esters of phosphonic acid or phosphoric acid, alternatively with alkoxylated hydroxyalkyl (meth)actylates and at least one emulsifier (E) selected from the phosphoric acid esters, alternatively with alkoxylated C8-C30 alcohols and salts thereof, in coating agents for improving the abrasion resistance of coatings produced therefrom and/or for improving the polishing resistance of the coatings produced therefrom and/or for improving the stain resistance of the coatings produced therefrom and/or for improving the pigment distribution in the coatings produced therefrom and/or for reducing the emissions of volatile organic compounds from the coatings produced therefrom, polymer dispersions used according to the invention, and coating agents containing the polymer dispersions according to the invention.