公开(公告)号：US11223026B2

公开(公告)日：2022-01-11

申请号：US15951435

申请日：2018-04-12

Applicant: LG Display Co., Ltd.

Inventor： Jeong-Dae Seo ,  Chang-Wook Han ,  Yoon-Heung Tak ,  Hyo-Seok Kim

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32

Abstract: An organic light emitting display panel includes a light emitting diode array substrate and an encapsulation substrate adhered to the light emitting array diode substrate by an adhesive film. The light emitting array diode substrate includes a driving thin film transistor formed on a substrate, an organic light emitting diode including a first electrode connected to the driving thin film transistor, an organic emission layer formed on the first electrode, and a second electrode formed on the organic emission layer, and first and second passivation layers formed on the second electrode. In this regard, the first passivation layer is formed of an organic compound having at least one of the structural formulae described in Formula 1 below: wherein R1, R2, R3, R4, R5, and R6 are each independently selected from substituted or unsubstituted C6-C40 aromatic groups.

公开(公告)号：US09431614B2

公开(公告)日：2016-08-30

申请号：US13683471

申请日：2012-11-21

Applicant: LG DISPLAY CO., LTD.

Inventor： Jeong-Dae Seo ,  Chang-Wook Han ,  Yoon-Heung Tak ,  Hyo-Seok Kim ,  Eun-Ju Jeon ,  Hye-Seung Kang

IPC: H01L51/54 ,  H01L51/00 ,  H01L51/52 ,  H01L51/50

CPC classification number: H01L51/0054 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5048 ,  H01L51/5278

Abstract: Discussed is an organic light emitting device that exhibits improved efficiency and driving voltage by applying a novel material facilitating charge generation to a charge generation layer. The charge generation layer contains a compound represented by the following formulae: wherein R1, R2, R3, R4, R5, R6, R7 and R8 are optionally substituted and are independently selected from an aromatic group having 6 to 20 carbon atoms, and R9 and R10 are independently selected from hydrogen, an optionally substituted aromatic ring having 6 to 20 carbon atoms and an optionally substituted heterocyclic compound having 3 to 17 carbon atoms and one or more elements of N, S and P.

Abstract translation: 讨论了通过应用促进电荷产生层的电荷产生的新型材料，显示出提高的效率和驱动电压的有机发光器件。 电荷产生层含有由下式表示的化合物：其中R1，R2，R3，R4，R5，R6，R7和R8任选被取代，并且独立地选自具有6至20个碳原子的芳族基团，R 9和 R 10独立地选自氢，任选取代的具有6至20个碳原子的芳环和具有3至17个碳原子的任选取代的杂环化合物和N，S和P的一种或多种元素。

公开(公告)号：US20180233699A1

公开(公告)日：2018-08-16

申请号：US15951435

申请日：2018-04-12

Applicant: LG Display Co., Ltd.

Inventor： Jeong-Dae Seo ,  Chang-Wook Han ,  Yoon-Heung Tak ,  Hyo-Seok Kim

IPC: H01L51/52 ,  H01L51/00

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/0058 ,  H01L51/006

Abstract: An organic light emitting display panel includes a light emitting diode array substrate and an encapsulation substrate adhered to the light emitting array diode substrate by an adhesive film. The light emitting array diode substrate includes a driving thin film transistor formed on a substrate, an organic light emitting diode including a first electrode connected to the driving thin film transistor, an organic emission layer formed on the first electrode, and a second electrode formed on the organic emission layer, and first and second passivation layers formed on the second electrode. In this regard, the first passivation layer is formed of an organic compound having at least one of the structural formulae described in Formula 1 below: wherein R1, R2, R3, R4, R5, and R6 are each independently selected from substituted or unsubstituted C6-C40 aromatic groups.

公开(公告)号：US09972805B2

公开(公告)日：2018-05-15

申请号：US13872689

申请日：2013-04-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Jeong-Dae Seo ,  Chang-Wook Han ,  Yoon-Heung Tak ,  Hyo-Seok Kim

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/0058 ,  H01L51/006

Abstract: An organic light emitting display panel includes a light emitting diode array substrate and an encapsulation substrate adhered to the light emitting array diode substrate by an adhesive film. The light emitting array diode substrate includes a driving thin film transistor formed on a substrate, an organic light emitting diode including a first electrode connected to the driving thin film transistor, an organic emission layer formed on the first electrode, and a second electrode formed on the organic emission layer, and first and second passivation layers formed on the second electrode. In this regard, the first passivation layer is formed of an organic compound having at least one of the structural formulae described in Formula 1 below: wherein R1, R2, R3, R4, R5, and R6 are each independently selected from substituted or unsubstituted C6-C40 aromatic groups.

公开(公告)号：US09608223B2

公开(公告)日：2017-03-28

申请号：US14552965

申请日：2014-11-25

Applicant: LG Display Co., Ltd.

Inventor： Young-Kwan Jung ,  Hyo-Seok Kim ,  Tae-Il Kum ,  Hyung-June Kim ,  Seong-Su Jeon

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/5016 ,  H01L51/0052 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/506 ,  H01L2251/308

Abstract: An organic light emitting diode includes an anode; a cathode facing the anode; a first emitting material layer between the anode and the cathode and including a first host material, the first host material having a first triplet energy; and a hole transporting layer between the first emitting material layer and the anode, a material of the hole transporting layer having a second triplet energy being larger than the first triplet energy.

公开(公告)号：US20140117322A1

公开(公告)日：2014-05-01

申请号：US13872689

申请日：2013-04-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Jeong-Dae Seo ,  Chang-Wook Han ,  Yoon-Heung Tak ,  Hyo-Seok Kim

IPC: H01L51/00

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/0058 ,  H01L51/006

Abstract: An organic light emitting display panel includes a light emitting diode array substrate and an encapsulation substrate adhered to the light emitting array diode substrate by an adhesive film. The light emitting array diode substrate includes a driving thin film transistor formed on a substrate, an organic light emitting diode including a first electrode connected to the driving thin film transistor, an organic emission layer formed on the first electrode, and a second electrode formed on the organic emission layer, and first and second passivation layers formed on the second electrode. In this regard, the first passivation layer is formed of an organic compound having at least one of the structural formulae described in Formula 1 below: wherein R1, R2, R3, R4, R5, and R6 are each independently selected from substituted or unsubstituted C6-C40 aromatic groups.

Abstract translation: 有机发光显示面板包括发光二极管阵列基板和通过粘合膜粘附到发光阵列二极管基板的封装基板。 发光阵列二极管基板包括形成在基板上的驱动薄膜晶体管，有机发光二极管，包括连接到驱动薄膜晶体管的第一电极，形成在第一电极上的有机发射层和形成在第一电极上的第二电极 有机发射层以及形成在第二电极上的第一和第二钝化层。 在这方面，第一钝化层由具有下式1中所述的结构式中的至少一个的有机化合物形成：其中R1，R2，R3，R4，R5和R6各自独立地选自取代或未取代的C6 -C40芳族基团。