Nanocomposites and their prepartion by combining aqueous mixture of silicates and alkali hydroxide with polymer precursors, then curing the polymer to form a homogeneous paste

• Main Authors: BELENA POZO IRENE, LOPEZ TENDERO MARIA JOSE, MARTINEZ TAMAYO EDUARDO
• Format: Patent
• Language: English; Spanish
• Published: 16.05.2007
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

Nancomposites and a method for preparing them that comprises: (a) mixing, with stirring, an aluminosilicate; alkali metal hydroxide and alkali metal silicate, in water; (b) mixing, with stirring, precursors of an organic polymer (P) and dispersants, in an aqueous medium; (c) forming a homogeneous paste from the mixtures of (a) and (b); (d) curing (P); and (e) forming a homogeneous paste from the mixture of step (d). Nancomposites and a method for preparing them that comprises: (a) mixing, with stirring, an aluminosilicate alkali metal hydroxide and alkali metal silicate, in water (b) mixing, with stirring, precursors of an organic polymer (P) and dispersants, in an aqueous medium (c) forming a homogeneous paste from the mixtures of (a) and (b) (d) curing (P) and (e) forming a homogeneous paste from the mixture of step (d). La presente invención se refiere nanocomposites y procedimiento de fabricación de los mismos que comprende las etapas: a) mezclar bajo agitación un aluminosilicato, un hidróxido de metal alcalino y un silicato de un metal alcalino en agua; b) mezclar bajo agitación los precursores de un polímero orgánico, y los agentes dispersantes en medio acuoso; c) obtener una pasta homogénea de las mezclas obtenidas en las etapas anteriores; d) curado del material polimérico; y e) obtener una pasta homogénea de la mezcla obtenida en la etapa anterior.