The invention relates to a wedge-shaped multi-layer intermediate layer (1) for a composite glass pane, at least comprising: a first thermoplastic layer (2) having a length, a width and a total thickness; the invention relates to an acoustic damper (1) comprising at least a first protective layer (3) having an inner side (3a), an outer side (3b) and a first thickness, a second protective layer (4) having an inner side (4a), an outer side (4b) and a second thickness, and an acoustic damping layer (5) arranged between the inner side (3a) of the first protective layer (3) and the inner side (4a) of the second protective layer (4) and having a third thickness; and-a second thermoplastic layer (6) having an inner side (6a) and an outer side (6b), which is arranged directly or indirectly adjacent to the outer side (3b) of the first protective layer (3) by means of the inner side (6a), and which has a wedge-shaped cross-section having a thicker first end and a thinner second end; wherein the first thermoplastic layer (2) and/or the second thermoplastic layer (6) are stretched layers.

    本发明涉及用于复合玻璃板的楔形多层中间层(1),其至少包括‑具有长度、宽度和总厚度的第一热塑性层(2),其至少包括具有内侧(3a)、外侧(3b)和第一厚度的第一保护层(3)、具有内侧(4a)、外侧(4b)和第二厚度的第二保护层(4)和布置在第一保护层(3)的内侧(3a)和第二保护层(4)的内侧(4a)之间的具有第三厚度的声阻尼层(5);和‑具有内侧(6a)和外侧(6b)的第二热塑性层(6),其通过所述内侧(6a)与所述第一保护层(3)的外侧(3b)直接或间接邻接地布置,并且具有楔形截面,所述楔形截面具有较厚的第一端和较薄的第二端;其中第一热塑性层(2)和/或第二热塑性层(6)是经拉伸的层。


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    Title :

    Wedge-shaped multilayer interlayer with acoustic damping performance


    Additional title:

    具有声阻尼性能的楔形多层中间层


    Contributors:
    GILL SAAR (author) / SCHULZ VOLKMAR (author)

    Publication date :

    2022-03-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge



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