The invention relates to the technical field of polaroids, and discloses a polaroid for a car window and a car window device.The polaroid for the car window comprises a first TAC film layer, a PVA polaroid layer, a second TAC film layer, PSA glue and a release film which are sequentially arranged from top to bottom, the upper surface of the first TAC film layer is provided with a waterproof coating, and the lower surface of the second TAC film layer is provided with a waterproof coating. And the first TAC film layer, the second TAC film layer and the PVA polarizer layer are bonded through an adhesive. The car window device comprises car window glass, the polaroid and the liquid crystal element, the polaroid is clamped between the car window glass and the liquid crystal element, and the car window glass, the polaroid and the liquid crystal element are bonded through bonding layers. The polaroid provided by the invention can meet the requirement of the technology of a dimming car window of a polaroid type liquid crystal element, and the polaroid does not change color in the process. The vehicle window device provided by the invention meets the requirement of xenon lamp testing for 2000-3000 hours.

    本发明涉及偏光片技术领域,公开一种车窗用偏光片及车窗装置,所述车窗用偏光片,包括从上到下依次设置的第一TAC膜层、PVA偏光素子层、第二TAC膜层、PSA胶和离型膜,在所述第一TAC膜层的上表面设有防水涂层,所述第一TAC膜层、所述第二TAC膜层与所述PVA偏光素子层之间通过接着剂粘接。所述车窗装置车窗玻璃、如上所述的偏光片和液晶元件,所述偏光片夹在所述车窗玻璃和所述液晶元件之间,三者之间通过粘结层粘结。本发明提供的偏光片可以满足偏光片型液晶元件的调光车窗的工艺,过程中偏光片无变色发生。本发明所提供的车窗装置满足氙灯测试2000~3000h。


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    Title :

    Polaroid for car window and car window device


    Additional title:

    一种车窗用偏光片及车窗装置


    Contributors:
    ZHOU WENXIAN (author) / LI MINGQUAN (author)

    Publication date :

    2024-01-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,... , Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von...



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