Acoustical tile

E - Fixed Constructions – 04 – B

Patent

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Details

E04B 1/82 (2006.01) B32B 18/00 (2006.01) B32B 19/02 (2006.01) E04F 13/00 (2006.01)

Patent

CA 2654003

The present invention relates to an acoustical tile that includes a core and a surface treatment. The surface treatment comprises a formaldehyde-free latex binder, the binder including at least one formaldehyde-free biocide. The present invention also provides a process of manufacturing an acoustical tile.

La présente invention concerne un carreau acoustique qui comporte un cAEur et un traitement de surface. Le traitement de surface comprend un liant à base de latex sans formaldéhyde, le liant comprenant au moins un biocide sans formaldéhyde. La présente invention concerne également un procédé de fabrication d'un carreau acoustique.

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