公开(公告)号：US20230354632A1

公开(公告)日：2023-11-02

申请号：US18309448

申请日：2023-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hyerim Kim ,  Mikyung Kim ,  Jihyun Seo ,  Hyunsu Shin ,  Hanbyul Jang

IPC: H10K50/12 ,  H10K85/30 ,  H10K85/10

CPC classification number: H10K50/12 ,  H10K85/342 ,  H10K85/346 ,  H10K85/111 ,  H10K2101/30

Abstract: Provided is a light-emitting device including: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes a first compound, a second compound, a third compound, a first organometallic compound, and a second organometallic compound. The first compound to the third compound, the first organometallic compound, and the second organometallic compound are respectively as described in the present specification.

公开(公告)号：US20230217812A1

公开(公告)日：2023-07-06

申请号：US18145464

申请日：2022-12-22

Applicant: Samsung Display Co., Ltd. ,  Merck Patent GmbH

Inventor： Mikyung Kim ,  Elvira Montenegro ,  Jens Engelhart ,  Christian Eickhoff ,  Suhwan Na ,  Hyerim Kim ,  Jihyun Seo ,  Hyunsu Shin ,  Hanbyul Jang

IPC: H10K85/60 ,  H10K50/15

CPC classification number: H10K85/633 ,  H10K50/156 ,  H10K85/6574 ,  H10K2101/10

Abstract: The present invention relates to a light-emitting device 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 interlayer between the first electrode and the second electrode and including an emission layer, wherein: the interlayer may further include a hole transport region between the emission layer and the first electrode, the hole transport region may include a first layer and a second layer, the second layer being between the first layer and the emission layer, the first layer may include a first amine-based compound, the second layer may include a second amine-based compound, and the first amine-based compound and the second amine-based compound may be different from each other.