SOUND-ABSORBING MATERIAL

A sound-absorbing material includes a resin film; a first substrate layer having communication holes; and a second substrate layer having communication holes, in this order.

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Bibliographische Detailangaben
Hauptverfasser:	YOKOKURA, Ai, TAKAYASU, Satoshi, KOTAKE, Tomohiko
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PERFORMING OPERATIONS PHYSICS SOUND-PRODUCING DEVICES TRANSPORTING
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Beschreibung
Zusammenfassung:	A sound-absorbing material includes a resin film; a first substrate layer having communication holes; and a second substrate layer having communication holes, in this order.