Lightened and low porosity structural mortar manufactured with polyurethane waste (Machine-translation by Google Translate, not legally binding)

The invention concerns a new product that includes a mortar base where part of the aggregate or all of the aggregate has been replaced by crushed polyurethane foamed waste. It also relates to a method for preparing lightened mortars but with structural properties comprising the steps of kneading and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JUNCO PETREMENT, Carlos, CALDERON CARPINTERO, Verónica, ARROYO SANZ, Raquel, RODRIGUEZ SAIZ, Angel, GUTIERREZ GONZALEZ, Sara, GADEA SAINZ, Jesús
Format: Patent
Sprache:eng ; spa
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Beschreibung
Zusammenfassung:The invention concerns a new product that includes a mortar base where part of the aggregate or all of the aggregate has been replaced by crushed polyurethane foamed waste. It also relates to a method for preparing lightened mortars but with structural properties comprising the steps of kneading and dosing the different components and the addition of an aqueous solution comprising 0.5% of at least one surfactant that is introduced into the mixture. Of the fresh conglomerate at the time of kneading. (Machine-translation by Google Translate, not legally binding) La invención trata de un nuevo producto que incluye una base de mortero donde parte del árido o la totalidad del árido se ha sustituido por residuo de poliuretano espumado triturado. También se refiere a un método para preparar morteros aligerados pero con propiedades estructurales que comprende las etapas de amasado y dosificación de los diferentes componentes y la adición de una solución acuosa que comprende un 0.5% de al menos un agente tensioactivo que se introduce en la mezcla del conglomerado fresco en el momento del amasado.