ULTRA-LIGHT MINERAL FOAM

A process for the production of a mineral foam comprising the following steps: (i) separately preparing a slurry of cement and an aqueous foam, wherein the cement slurry comprises water (W) and Portland cement (C); (ii) contacting the slurry of cement with the aqueous foam to obtain a slurry of foam...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DYKMAN, Mélanie, NEYRAND, Corinne, DALAS, Florent, SABIO, Serge, TINTILLER, Patrick
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A process for the production of a mineral foam comprising the following steps: (i) separately preparing a slurry of cement and an aqueous foam, wherein the cement slurry comprises water (W) and Portland cement (C); (ii) contacting the slurry of cement with the aqueous foam to obtain a slurry of foamed cement; (iii) adding a magnesium salt source in step (i) or before, during or after step (ii); (iv) casting the slurry of foamed cement and leave it to set.