Importance

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Abstract

The present invention is enclosed in the area of acoustic treatment, therefore solutions for adapting/tuning the acoustic performance of a space, wherein such space may take very varied forms: a living space such as a living or sleeping room (100), a lobby or a recording room (100). It is an object of the present invention a sound tuning layer which is PE based and obtained from the steps of sublimation of a PE based starting material with an open cell structure, and subsequent cold pressing, said cold pressing being performed at a lower temperature as regards the sublimation step, and while the sublimated sound tuning layer is still hot, and thereby forming the sound tuning layer, with an open cell structure. It therefore provides a more environmentally friendly and simple solution than those of prior art. It is also an object of the present invention a panel for acoustic treatment of a space, which comprises such layer.

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First Claim