Interior sound absorption sheet and sound absorbing sound-proofing panel containing same

Provided is a sound absorption sheet comprising: a porous substrate; and a micro-resonance layer having a pattern of a plurality of sound-absorbing holes penetrating both surfaces thereof. Also provided is a sound absorbing soundproofing panel, the exterior surface of which is covered with the sound...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Kang Bong-Gyu, Kang Gil-Ho, Jung Seong-Moon
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR BUILDING CEILINGS FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS INSULATION OR OTHER PROTECTION OF BUILDINGS METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS ROOFS SOUND-PRODUCING DEVICES WALLS, e.g. PARTITIONS
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Beschreibung
Zusammenfassung:	Provided is a sound absorption sheet comprising: a porous substrate; and a micro-resonance layer having a pattern of a plurality of sound-absorbing holes penetrating both surfaces thereof. Also provided is a sound absorbing soundproofing panel, the exterior surface of which is covered with the sound absorption sheet comprising: the porous substrate; and the micro-resonance layer having a pattern of a plurality of sound-absorbing holes penetrating both surfaces thereof.