Dongwoo Fine-chem Co., Ltd.

Pyoung-Yun Oh

Hong-Jun Ahn

Yu-Jin Lee

Dong-Hwi Kim

Sung-Ho Baek

Sung-Su Kim

Seung-Won Song

The present invention relates to a transmittance variable optical stack and a manufacturing method therefor, and a smart window comprising same and a vehicle to which the same is applied, the optical stack comprising polarizing plates stacked on both surfaces thereof with a liquid crystal layer, driven according to an electric field, interposed therebetween, wherein the polarizing plates comprise a polarizer and a protective layer formed on at least one surface of the polarizer, a transparent conductive layer is formed in direct contact with the polarizing plate, and the optical stack has a total light transmittance that changes according to the application of voltage.

Optical stack and manufacturing method therefor, and smart window comprising same and vehicle or building window to which same is applied

The present invention relates to a transmittance-variable optical laminate, a method for manufacturing same, a smart window comprising same, and a vehicle and building window or door employing same, the optical laminate comprising: a first polarizing plate including a first polarizer and a polarization rotation layer; a first transparent conductive layer formed on one surface of the first polarizing plate; a second polarizing plate including a second polarizer and a retardation layer, and facing the first polarizing plate; a second transparent conductive layer formed on one surface of the second polarizing plate, and facing the first transparent conductive layer; and a liquid crystal layer provided between the first transparent conductive layer and the second transparent conductive layer.

Optical laminate, method for manufacturing same, smart window comprising same, and vehicle and building window or door employing same

Growing community of inventors

Pyeongtaek-si, South Korea

Pyoung-Yun Oh