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公开(公告)号：US20240302691A1
公开(公告)日：2024-09-12
申请号：US18573721
申请日：2022-06-23
发明人： Dong-Hwi KIM , Sung-Su KIM
IPC分类号： G02F1/1335 , B60J3/04 , B60J3/06 , E06B9/24 , G02B1/04 , G02B1/14 , G02F1/13363 , G02F1/1339 , G02F1/139
CPC分类号： G02F1/133528 , G02B1/04 , G02B1/14 , G02F1/133636 , G02F1/13392 , B60J3/04 , B60J3/06 , E06B9/24 , E06B2009/2464 , G02F1/1396
摘要： The present invention relates to a variable transmittance optical laminate and a manufacturing method therefor, a smart window comprising same, and a window and a door for a vehicle and a building, having same applied thereto.
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公开(公告)号：US20240329288A1
公开(公告)日：2024-10-03
申请号：US18291370
申请日：2022-09-20
发明人： Sung-Su KIM , Hong-Jun AHN , Pyoung-Yun OH , Sung-Ho BAEK
IPC分类号： G02B5/30 , G02F1/1335 , G02F1/13363 , G02F1/1339
CPC分类号： G02B5/3083 , G02B5/3033 , G02F1/133502 , G02F1/133531 , G02F1/13363 , G02F1/13396 , G02F1/13398
摘要： The present invention relates to a variable transmittance optical laminate, a method for manufacturing same, a smart window comprising same, and vehicle and building windows and doors using same, the variable transmittance optical laminate comprising: a first polarizing plate including a first polarizer; a first transparent conductive layer formed on one surface of the first polarizing plate; a second polarizing plate which faces the first polarizing plate and includes a second polarizer; a second transparent conductive layer which is formed on one surface of the second polarizing plate and faces the first transparent conductive layer; and a liquid crystal layer provided between the first transparent conductive layer and the second transparent conductive layer, wherein at least one of the first polarizing plate or the second polarizing plate includes a retardation layer, the in-plane retardation value of the retardation layer is 230 nm to 280 nm, and the contained angle between the optical axis of the retardation layer and the alignment axis of the liquid crystal layer is 43° to 47°.
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3.发明公开公开(公告)号：US20240286467A1
公开(公告)日：2024-08-29
申请号：US18425748
申请日：2024-01-29
发明人： Sung-Su KIM , Dong-Hwi KIM , Sung-Ho BAEK
IPC分类号： B60J3/04 , E06B9/24 , G02F1/1335 , G02F1/1339 , G02F1/1343 , G02F1/137
CPC分类号： B60J3/04 , G02F1/133528 , G02F1/1339 , G02F1/13439 , G02F1/137 , E06B9/24 , E06B2009/2417
摘要： A variable transmittance optical stack and a manufacturing method thereof, and a smart window including the same are proposed.
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公开(公告)号：US20240272486A1
公开(公告)日：2024-08-15
申请号：US18566538
申请日：2022-05-27
发明人： Dong-Hwi KIM , Sung-Su KIM , Seung-Won SONG
IPC分类号： G02F1/1337 , G02B5/30 , G02B27/28 , G02F1/1335 , G02F1/1339 , G02F1/1343 , G02F1/139
CPC分类号： G02F1/1337 , G02B5/3033 , G02B5/3083 , G02B27/281 , G02B27/288 , G02F1/133528 , G02F1/1339 , G02F1/134363 , G02F1/134372 , G02F1/134381 , G02F1/1396
摘要： The disclosure relates to a transmittance variable optical laminate, a manufacturing method therefor, a smart window including the same, and a vehicle to which the same is applied. The transmittance variable optical laminate includes a first polarizing plate including a first transmission axis, a second polarizing plate including a second transmission axis, a first transparent conductive layer provided on one surface of the first polarizing plate, a second transparent conductive layer provided on one surface of the second polarizing plate, and a liquid crystal layer provided between the first transparent conductive layer and the second transparent conductive layer. The liquid crystal layer is driven in a twisted nematic (TN) mode, at least one of the first transparent conductive layer and the second transparent conductive layer is formed in directly contact with the polarizing plate, and a cross angle of the first transmission axis and the second transmission axis is less than or equal to 50°.
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公开(公告)号：US20240248343A1
公开(公告)日：2024-07-25
申请号：US18293036
申请日：2022-08-10
发明人： Dong-Hwi KIM , Sung-Su KIM , Seung-Sin LEE
IPC分类号： G02F1/1335 , B60J3/00 , E06B9/24 , G02F1/1339 , G02F1/139
CPC分类号： G02F1/133536 , B60J3/007 , G02F1/133531 , G02F1/13392 , G02F1/13398 , G02F1/1396 , E06B9/24 , E06B2009/2417
摘要： The present invention relates to a transmittance-variable optical laminate and a manufacturing method therefor, a smart window comprising same, and a vehicle and a building window or door employing same, the optical laminate comprising: a first polarizing plate; a first transparent conductive layer formed on one surface of the first polarizing plate; a second polarizing plate opposite to the first polarizing plate; a second transparent conductive layer formed on one surface of the second polarizing plate and opposite to the first transparent conductive layer; and a liquid crystal layer provided between the first transparent conductive layer and the second transparent conductive layer, wherein at least one of the first transparent conductive layer and the second transparent conductive layer is formed to come into direct contact with one of the first polarizing plate and the second polarizing plate, and at least one of the first polarizing plate and the second polarizing plate comprises a reflective polarizing plate.
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