Sound-damping sandwich panel

The sandwich board material, for acoustic insulation, has an additional layer (4) for thermal insulation. An adhesive layer (3) bonds it to a component (1) where the acoustics are to be improved. The bitumen damping layer (6) is on the outer side of the sandwich board (2). The additional layer (4) i...

Full description

Saved in:
Bibliographic Details
Main Authors POLAK, JOSEF, FREIST, CHRISTOPH
Format Patent
LanguageEnglish
French
German
Published 16.06.2004
Edition7
Subjects
ACOUSTICS
ACOUSTICS NOT OTHERWISE PROVIDED FOR
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
DOMESTIC WASHING OR CLEANING
FURNITURE
HUMAN NECESSITIES
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
SPICE MILLS
SUCTION CLEANERS IN GENERAL
TRANSPORTING
Online AccessGet full text

Cover

More Information
Summary:The sandwich board material, for acoustic insulation, has an additional layer (4) for thermal insulation. An adhesive layer (3) bonds it to a component (1) where the acoustics are to be improved. The bitumen damping layer (6) is on the outer side of the sandwich board (2). The additional layer (4) is a hard thermoplastic foam such as of polystyrene or polyethylene.
Bibliography:Application Number: EP19980124798