The present invention relates to a method for manufacturing an optical laminate having variable transmittance, the method comprising the steps of: forming a first transparent conductive layer and a second transparent conductive layer on one surface of a first polarizing plate and a second polarizing plate, respectively; forming a first alignment film and a second alignment film on the first transparent conductive layer and the second transparent conductive layer, respectively, to produce a first laminate and a second laminate, respectively; forming a liquid crystal layer on the first alignment film; and laminating the first laminate and the second laminate so that the second alignment film is positioned on the liquid crystal layer, wherein the step of manufacturing the first laminate and the second laminate, the step of forming the liquid crystal layer, and the step of laminating the first laminate and the second laminate are roll-to-roll continuous processes, and the first polarizing plate and the second polarizing plate have perpendicular transmission axes and parallel machine directions (MDs).
La présente invention concerne un procédé de fabrication d'un stratifié optique ayant une transmittance variable, le procédé comprenant les étapes consistant à : former une première couche conductrice transparente et une seconde couche conductrice transparente sur une surface d'une première plaque de polarisation et d'une seconde plaque de polarisation, respectivement ; former un premier film d'alignement et un second film d'alignement sur la première couche conductrice transparente et la seconde couche conductrice transparente, respectivement, pour produire un premier stratifié et un second stratifié, respectivement ; former une couche de cristaux liquides sur le premier film d'alignement ; et stratifier le premier stratifié et le second stratifié de telle sorte que le second film d'alignement est positionné sur la couche de cristaux liquides, l'étape de fabrication du premier stratifié et du second stratifié, l'étape de formation de la couche de cristaux liquides, et l'étape de stratification du premier stratifié et du second stratifié étant des processus continus rouleau à rouleau, et la première plaque de polarisation et la seconde plaque de polarisation ayant des axes de transmission perpendiculaires et des directions de machine parallèles (MD).
본 발명은, 제1 편광판 및 제2 편광판 각각의 일면에 제1 투명 도전층 및 제2 투명 도전층을 형성하는 단계; 상기 제1 투명 도전층 및 제2 투명 도전층 상에 각각 제1 배향막 및 제2 배향막을 형성하여 각각 제1 적층체 및 제2 적층체를 제조하는 단계; 상기 제1 배향막 상에 액정층을 형성하는 단계; 및 상기 액정층 상에 제2 배향막이 위치하도록 상기 제1 적층체 및 제2 적층체를 접합하는 단계를 포함하며, 상기 제1 적층체 및 제2 적층체를 제조하는 단계, 액정층을 형성하는 단계 및 제1 적층체 및 제2 적층체를 접합하는 단계는 롤투롤(Roll-to-roll) 연속 공정으로 이루어지고, 상기 제1 편광판 및 제2 편광판은 투과축이 서로 수직이며, 기계 방향(MD)이 서로 평행인, 투과율 가변 광학 적층체 제조방법에 관한 것이다.
METHOD FOR MANUFACTURING OPTICAL LAMINATE, OPTICAL LAMINATE, SMART WINDOW COMPRISING SAME, AND VEHICLE OR BUILDING WINDOW USING SAME
PROCÉDÉ DE FABRICATION DE STRATIFIÉ OPTIQUE, STRATIFIÉ OPTIQUE, FENÊTRE INTELLIGENTE LE COMPRENANT, ET FENÊTRE DE VÉHICULE OU BÂTIMENT L'UTILISANT
광학 적층체의 제조방법 및 광학 적층체와, 이를 포함하는 스마트 윈도우 및 이를 적용한 자동차 또는 건물용 창호
2024-08-29
Patent
Electronic Resource
Korean
IPC: | 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... / 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 / C23C Beschichten metallischer Werkstoffe , COATING METALLIC MATERIAL / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS |
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