PROBLEM TO BE SOLVED: To provide an interlayer for laminate glass excellent in acoustic insulation and used especially suitably for a head-up display or the like capable of seeing both of forward field and instrument display at the same time without lowering a sight line by an operator and a laminate glass.SOLUTION: There is provided an interlayer for laminate glass consisting of at least a pair of protective layers 1 and an acoustic insulation layer 2 sandwiched between the pair of protective layers 1, having a cross section shape with a wedge shape, a wedge angle θ of the cross section of 0.1 o 0.7 mrad, maximum thickness 4 of 2000 μm or less and minimum thickness 5 of 400 μm or more. The interlayer for laminate glass has minimum thickness of the acoustic insulation layer 2 of 20 μm or more.SELECTED DRAWING: Figure 1

    【課題】運転者が視線を下げることなく前方視野と計器表示とを同時に視認することができるヘッドアップディスプレイ等に特に好適に用いられる、遮音性に優れる合わせガラス用中間膜及び合わせガラスを提供する。【解決手段】少なくとも一対の保護層1と、一対の保護層1に狭持された遮音層2とからなり、断面形状が楔形であり、断面の楔角θが0.1〜0.7mrad、最大厚さ4が2000μm以下、最小厚さが400μm以上5である合わせガラス用中間膜であって、遮音層2の最小厚さが20μm以上である合わせガラス用中間膜。【選択図】図1


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    Title :

    INTERLAYER FOR LAMINATE GLASS AND LAMINATE GLASS


    Additional title:

    合わせガラス用中間膜及び合わせガラス


    Contributors:
    MIYAI JIRO (author)

    Publication date :

    2016-09-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C03C Chemische Zusammensetzungen für Gläser, Glasuren oder Emails , CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS / 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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