Acoustical sound proofing material with controlled...

Details Acoustical sound proofing material with controlled... Acoustical sound proofing material with controlled...

E - Fixed Constructions

04

B

E04B 1/82 (2006.01) E04B 1/86 (2006.01)

Patent

CA 2683894

A laminated structure appropriate for use in constructing walls, floors, ceilings or doors, has a selected area and in one embodiment comprises two external layers of one or more materials such as, but not limited to, gypsum, at least one internal constraining layer having less than said selected area, and two or more internal layers of a viscoelastic glue separated by said at least one internal constraining layer, wherein each of said layers of viscoelastic glue is patterned to cover a selected percentage, but not all, of said area of said laminated structure thereby to allow moisture to pass through said structure.

L'invention concerne structure stratifiée convenant à une utilisation dans la construction de murs, de planchers, de plafonds, ou de portes qui possède une surface sélectionnée et qui, dans un mode de réalisation, comprend deux couches externes d'un ou de plusieurs matériaux tels que, sans y être limité, du plâtre, au moins une couche de contraintes internes comportant moins que ladite surface sélectionnée, ainsi que deux ou plusieurs couches intérieures de colle viscoélastique séparées par la ou lesdites couches internes de contrainte, où chacune desdites couches de colle viscoélastique est déposée selon un certain motif pour couvrir un pourcentage sélectionné, mais pas la totalité, de ladite surface de ladite structure stratifiée pour permettre ainsi à l'humidité de traverser ladite structure.

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