POLARIZING PLATE AND OPTICAL DISPLAY DEVICE INCLUDING SAME

Provided are a polarizing plate and an optical display device including same, the polarizing plate consisting of a display area and a non-display area surrounding the display area, wherein the polarizing plate comprises a polarizer, and an adhesive layer and a first polarizer protective film sequent...

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Bibliographic Details
Main Authors HWANG, Ji Hyun, KIM, Yoo Jin, KIM, Jin Woo, LEE, Bae Wook
Format Patent
LanguageEnglish
French
Korean
Published 09.04.2020
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Summary:Provided are a polarizing plate and an optical display device including same, the polarizing plate consisting of a display area and a non-display area surrounding the display area, wherein the polarizing plate comprises a polarizer, and an adhesive layer and a first polarizer protective film sequentially stacked on one surface of the polarizer, and a light shielding layer constituting at least a portion of the non-display area is formed inside the adhesive layer and on the lower surface of the first polarizer protective film, wherein the light shielding layer contains one or more organic dyes of tris phenylene ammonium-based dye and tetrakis phenylene ammonium-based dye, or an amphoteric ionic compound thereof. L'invention concerne une plaque polarisante et un dispositif d'affichage optique la comprenant, la plaque polarisante étant constituée d'une zone d'affichage et d'une zone de non-affichage entourant la zone d'affichage, la plaque polarisante comprenant un polariseur, et une couche adhésive et un premier film de protection de polariseur empilés séquentiellement sur une surface du polariseur, et une couche de protection contre la lumière constituant au moins une partie de la zone de non-affichage est formée à l'intérieur de la couche adhésive et sur la surface inférieure du premier film de protection de polariseur, la couche de protection contre la lumière contenant un ou plusieurs colorants organiques de colorant à base de tris-phénylène-ammonium et de colorant à base d'ammonium de tétrakis phénylène ou un composé ionique amphotère de ceux-ci. 표시 영역과 상기 표시 영역을 둘러싸는 비 표시 영역으로 구성되는 편광판이고, 상기 편광판은 편광자 및 상기 편광자의 일면에 순차적으로 적층된 접착층 및 제1편광자 보호필름을 포함하고, 상기 비 표시 영역의 적어도 일부를 이루는 차광층이 상기 제1편광자 보호필름의 하부면 및 상기 접착층 내에 형성되고, 상기 차광층은 트리스 페닐렌아미니윰계 염료, 테트라키스 페닐렌아미니윰계 염료 중 1종 이상의 유기 염료 또는 그의 양쪽성 이온 화합물을 포함하는 것인, 편광판 및 이를 포함하는 광학 표시 장치가 제공된다.
Bibliography:Application Number: WO2019KR11436