Process for manufacturing an acoustic element and an acoustic element thereof
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United States of America Patent
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Issued Date -
Sep 3, 2015
app pub date -
Feb 25, 2015
filing date -
Feb 28, 2014
priority date (Note) -
Abandoned
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Abstract
The present invention relates to a manufacturing method of acoustic elements and elements thereof, which are based on perforated gypsum plasterboards coated with an acoustic mass. The combination of the present invention, i.e. gypsum plasterboard with a high perforation rate together with an acoustic mass layer, which fills the holes of said gypsum plasterboard, provides a light-weighted and rigid element with excellent acoustic properties in a wide frequency level range.
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