Gypsum panel having outstanding sound-absorbing properties and a production method therefor
AssigneeLG Hausys, Ltd.
InventorsGil-Ho Kang, Heon-Sung Kang, Seong-Moon Jung
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Abstract
Disclosed is a gypsum panel having outstanding sound-absorbing properties whereby it is possible to impart various aesthetic effects while also having outstanding sound-absorbing effects. The gypsum panel having outstanding sound-absorbing properties according to the present invention comprises: a perforated gypsum body having a plurality of holes, and a sound-absorbing cover layer which is attached to one side of the gypsum body and which has through-holes of a smaller size than the holes, wherein the mean diameter of the through-holes is between 10 and 40 μm.
Claims11
A gypsum panel having outstanding sound-absorbing properties, comprising:
- a perforated gypsum body having a plurality of holes;
- and
- a sound-absorbing cover layer attached to one side of the gypsum body and having through-holes of a smaller size than the holes,
- the through-holes having an average diameter of 10 nm and 40 nm.
A method of manufacturing a gypsum panel having outstanding sound-absorbing properties, comprising:
- preparing a perforated gypsum body having a plurality of holes;
- and
- attaching a sound-absorbing cover layer to one side of the gypsum body having through-holes of a smaller size than the holes,
- wherein the through-holes have an average diameter of 10 μm to 40 μm and the holes have an average diameter of 0.5 mm to 20 mm.
Dependencies are inferred from the claim text.