公开(公告)号：US20190259956A1

公开(公告)日：2019-08-22

申请号：US16277758

申请日：2019-02-15

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwoo SHIN ,  Dukki KIM ,  Sehun KIM ,  Jaeyun KIM ,  Jongwon PARK ,  Seungmook LEE ,  Jaekook HA ,  Naoyuki ITO

IPC: H01L51/00 ,  H01L51/05

Abstract: Provided is a cross-linkable arylamine-based compound represented by Formula 1a or 1b, a polymer obtained therefrom, a light-emitting device including the polymer, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode; a second electrode facing the first electrode; and an intermediate layer between the first electrode and the second electrode and comprising an emission layer, wherein the intermediate layer includes at least one of the arylamine-based polymer formed by cross-linking a cross-linkable arylamine-based compound represented by Formula 1a or 1b.

公开(公告)号：US20190326516A1

公开(公告)日：2019-10-24

申请号：US16391607

申请日：2019-04-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sehun KIM ,  Dukki KIM ,  Jaekook HA ,  Jaeyun KIM

IPC: H01L51/00

Abstract: Provided are an organic light-emitting device and a method of manufacturing the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer. The organic layer includes a hole transport region between the first electrode and the emission layer. The hole transport region also includes a first compound and a second compound, or includes the first compound and a third compound.

公开(公告)号：US20200212303A1

公开(公告)日：2020-07-02

申请号：US16533612

申请日：2019-08-06

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwoo SHIN ,  Dukki KIM ,  Jaeyun KIM ,  Junwoo PARK ,  Sehun KIM ,  Jaekook HA

IPC: H01L51/00 ,  C09D11/52 ,  C09D11/102 ,  C09D11/30 ,  C08G61/12

Abstract: A composition for forming an organic layer in an organic light-emitting device includes a high-molecular-weight compound represented by Formula 1, having a molecular weight of about 50,000 or more; a non-arylamine-based low-molecular-weight compound represented by Formula 2, having a molecular weight of about 10,000 or less; and a solvent: wherein in Formula 2, Y is a substituted or unsubstituted C3-C60 carbocyclic group that does not include a moiety represented by When the composition is deposited and dried to form the organic layer, the organic layer is solvent resistant.

公开(公告)号：US20190326519A1

公开(公告)日：2019-10-24

申请号：US16375806

申请日：2019-04-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwoo SHIN ,  Dukki KIM ,  Sehun KIM ,  Jaeyun KIM ,  Jongwon PARK ,  Seungmook LEE ,  Jaekook HA

IPC: H01L51/00 ,  C07D209/86 ,  C07D307/91

Abstract: Provided are an organic light-emitting device including an arylamine-based compound including a thermally decomposable group, and an arylamine-based compound including a thermally decomposable group. The organic light-emitting device includes: a first electrode; a second electrode facing a first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including an arylamine-based compound in which the thermally decomposable group has been thermally decomposed and removed from the arylamine-based compound including the thermally decomposable group.