Heat insulation polyurethane sponge with efficient noise reduction and sound insulation functions and heat insulation assembly thereof

The invention discloses efficient noise reduction and sound insulation heat insulation polyurethane sponge and a heat insulation assembly thereof, and belongs to the technical field of heat insulation, the efficient noise reduction and sound insulation heat insulation polyurethane sponge comprises a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	RUAN GUOQIAO, LI KANG, LI HUALING, TANG WEIJIN, RUAN LIAOLIAO
Format:	Patent
Sprache:	chi ; 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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