POLARIZER AND MANUFACTURING METHOD THEREFOR

To provide a polarizer which is less susceptible to decoloration.SOLUTION: A polarizer according to an embodiment of the present invention is composed of a resin film containing iodine and having a first principal surface and a second principal surface that face each other, and the resin film is che...

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Bibliographic Details
Main Authors INOHARA TAKUMI, ISHIZAKI YU
Format Patent
LanguageEnglish
Japanese
Published 17.10.2022
Subjects
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Summary:To provide a polarizer which is less susceptible to decoloration.SOLUTION: A polarizer according to an embodiment of the present invention is composed of a resin film containing iodine and having a first principal surface and a second principal surface that face each other, and the resin film is chemically modified at its end faces, forming chemically modified portions. The chemically modified portions are more hydrophobic than the other portions that are not chemically modified.SELECTED DRAWING: Figure 1 【課題】脱色の発生が抑制された偏光子を提供すること。【解決手段】本発明の実施形態による偏光子は、ヨウ素を含み、互いに対向する第一主面および第二主面を有する樹脂フィルムから構成され、端面に前記樹脂フィルムが化学修飾された化学修飾部を有し、前記化学修飾部は、化学修飾されていない他の部位よりも疎水性が高い。【選択図】図１
Bibliography:Application Number: JP20220019346