公开(公告)号：US20140183492A1

公开(公告)日：2014-07-03

申请号：US14132237

申请日：2013-12-18

Applicant: LG DISPLAY CO., LTD.

Inventor： Eun-Jung Park ,  Sang-Dae Kim ,  Byung-Soo Kim

IPC: H01L51/50

CPC classification number: H01L51/5275 ,  H01L51/0053 ,  H01L51/5256

Abstract: An organic light emitting display device includes a first electrode formed on a substrate, a second electrode facing the first electrode, a blue emission layer formed between the first and second electrodes, a capping layer formed on the second electrode, and a front sealing layer formed on the capping layer and comprising an inorganic barrier layer and an organic barrier layer alternately formed at least once, wherein a luminescent dopant included in the blue emission layer has a maximum photoluminescence wavelength of 465 nm or less, and blue light generated from the blue emission layer and emitted via the front sealing layer or the substrate has a Y color coordinate (CIEy) of 0.055 or less.

Abstract translation: 有机发光显示装置包括形成在基板上的第一电极，与第一电极相对的第二电极，形成在第一和第二电极之间的蓝色发射层，形成在第二电极上的封盖层和形成的前密封层 在包覆层上并且包括交替形成至少一次的无机阻挡层和有机阻挡层，其中包含在蓝色发射层中的发光掺杂物具有最大的光致发光波长为465nm或更小，以及从蓝色发射产生的蓝光 并且经由前密封层或基板发射的层的Y色坐标（CIEy）为0.055以下。

公开(公告)号：US10217969B2

公开(公告)日：2019-02-26

申请号：US14106147

申请日：2013-12-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Heui-Dong Lee ,  Kwang-Yeon Lee ,  Sang-Dae Kim ,  Dae-Gwon Song

IPC: H01L35/24 ,  H01L51/56 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

Abstract: Disclosed are an organic light emitting diode display device and a method for fabricating the same. The OLED display device includes first and second electrodes formed on a substrate, a red light-emitting layer, a green light-emitting layer and a blue light-emitting layer formed between the first and second electrodes, a hole transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the first electrode, an electron transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the second electrode, and a conducting polymer formed between the substrate and the first electrode, the conducting polymer having different thicknesses in regions respectively corresponding to the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer.

公开(公告)号：US09203055B2

公开(公告)日：2015-12-01

申请号：US14132237

申请日：2013-12-18

Applicant: LG DISPLAY CO., LTD.

Inventor： Eun-Jung Park ,  Sang-Dae Kim ,  Byung-Soo Kim

IPC: H01L51/52 ,  H01L51/00

CPC classification number: H01L51/5275 ,  H01L51/0053 ,  H01L51/5256

Abstract: An organic light emitting display device includes a first electrode formed on a substrate, a second electrode facing the first electrode, a blue emission layer formed between the first and second electrodes, a capping layer formed on the second electrode, and a front sealing layer formed on the capping layer and comprising an inorganic barrier layer and an organic barrier layer alternately formed at least once, wherein a luminescent dopant included in the blue emission layer has a maximum photoluminescence wavelength of 465 nm or less, and blue light generated from the blue emission layer and emitted via the front sealing layer or the substrate has a Y color coordinate (CIEy) of 0.055 or less.

Abstract translation: 有机发光显示装置包括形成在基板上的第一电极，与第一电极相对的第二电极，形成在第一和第二电极之间的蓝色发射层，形成在第二电极上的封盖层和形成的前密封层 在包覆层上并且包括交替形成至少一次的无机阻挡层和有机阻挡层，其中包含在蓝色发射层中的发光掺杂物具有最大的光致发光波长为465nm或更小，以及从蓝色发射产生的蓝光 并且经由前密封层或基板发射的层的Y色坐标（CIEy）为0.055以下。