COPOLYMER HYBRID AEROGELS BASED ON ISOCYANATE - CYCLIC ETHER - CLAY NETWORKS

An aerogel according to the present invention is obtained by reacting silanol moieties on a surface of a clay; an isocyanate compound A; an isocyanate compound B; a cyclic ether compound; a solvent A; and a solvent B. Aerogels according to the present invention have good mechanical properties and go...

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Bibliographische Detailangaben
Hauptverfasser:	TORRES CANO, Elisabet, SAKALYTE, Asta, SALHI, Fouad, DEL SAZ-OROZCO, Belén, DE SANTO, Ilaria
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	An aerogel according to the present invention is obtained by reacting silanol moieties on a surface of a clay; an isocyanate compound A; an isocyanate compound B; a cyclic ether compound; a solvent A; and a solvent B. Aerogels according to the present invention have good mechanical properties and good thermal insulation properties. Un aérogel selon la présente invention est obtenu en faisant réagir des fractions silanol sur une surface d'une argile ; un composé isocyanate A ; un composé isocyanate B ; un composé éther cyclique ; un solvant A ; et un solvant B. Les aérogels selon la présente invention ont des propriétés mécaniques satisfaisantes et des propriétés d'isolation thermique satisfaisantes.