Damped glass and plastic laminates

Details Damped glass and plastic laminates Damped glass and plastic laminates

B - Operations, Transporting

32

B

B32B 17/10 (2006.01) B32B 27/08 (2006.01) C03C 27/12 (2006.01)

Patent

CA 2273371

The present invention provides a damped glass and/or plastic laminate which damps both sounds and vibrations which is particularly useful for vehicle windows such as automobile windows, aircraft windows, watercraft windows, etc.; office building windows; airport windows; etc. The laminate (2) comprises outer rigid layers (4) such as glass or plastic and at least one inner layer (8) of vibration damping material (6) and a flexible plastic material such as polyvinyl butyral.

La présente invention concerne un stratifié d'amortissement en verre et/ou en plastique stratifié d'amortissement pouvant atténuer tant le bruit que les vibrations et convenant particulièrement pour des fenêtres de véhicules (automobile, avion, navire, etc.), des fenêtres d'immeubles de bureaux, des fenêtres d'aéroport, etc. Ce stratifié (2) comprend des couches (4) rigides externes, de verre ou de plastique par exemple, et au moins une couche (8) interne d'un matériau (9) amortissant les vibrations et un matériau plastique souple tel que le polyvinylbutyral.

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