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 an inner side (5a) and an outer side (5b) and a third thickness, wherein the thicknesses of the first protective layer (3), the second protective layer (4), the acoustic damping layer (5) and the total thickness of the first thermoplastic layer (2) are substantially constant in length and width, respectively; 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 protective layer (3) has a printed opaque layer (10) on the outer side (3b) thereof, the second protective layer (4) has a printed opaque layer (10) on the outer side (4b) thereof, or the second thermoplastic layer (6) has a printed opaque layer (10) on the inner side (6a) thereof or on the outer side (6b) thereof in at least one region.

    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)之间的具有内侧(5a)和外侧(5b)和第三厚度的声阻尼层(5),其中第一保护层(3)、第二保护层(4)、声阻尼层(5)的厚度和第一热塑性层(2)的总厚度分别在长度和宽度上基本恒定;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;其中所述第一保护层(3)在其外侧(3b)上、所述第二保护层(4)在其外侧(4b)上、或所述第二热塑性层(6)在其内侧(6a)上或在其外侧(6b)上在至少一个区域中具有印刷的不透明层(10)。


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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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