PROBLEM TO BE SOLVED: To provide an interlayer for glass laminate excellent in sound insulation, that is particularly suitably used for a head-up display or the like that allows the driver to visually recognize the forward visual field and the instrument display simultaneously without lowering the line of sight, and to provide a glass laminate.SOLUTION: Provided is an interlayer for glass laminate comprising at least a pair of protective layers and a sound insulating layer sandwiched between the pair of protective layers and having a wedge-shaped cross section and having a wedge angle θ in the cross section of 0.1 to 0.7 mrad, a maximum thickness of 2000 μm or less, and a minimum thickness of 400 μm or more, and in which the minimum thickness of the sound insulating layer is 20 μm or more.SELECTED DRAWING: None

    【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と、前記一対の保護層に狭持された遮音層とからなり、断面形状が楔形であり、断面の楔角θが0.1〜0.7mrad、最大厚さが2000μm以下、最小厚さが400μm以上である合わせガラス用中間膜であって、前記遮音層の最小厚さが20μm以上である合わせガラス用中間膜。【選択図】 なし


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    Title :

    INTERLAYER FOR GLASS LAMINATE AND LAMINATED 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 :

    2017-11-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / 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 / C03C Chemische Zusammensetzungen für Gläser, Glasuren oder Emails , CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS



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