Granted Patent B2

US 12,685,011 · App. 17/086,130 · Granted Jul 14, 2026

Inventors: Takuya Uno (Yokohama, JP); Naoya Sakamoto (Yokohama, JP); Taku Imaizumi (Yokohama, JP); XiuLan Jin (Yokohama, JP)

Assignee: Samsung Display Co., Ltd.

H10K85/633H10K85/111H10K85/6574H10K85/6576H10K50/15H10K50/16

Abstract

Claims (10)

1 . An organic electroluminescence device, comprising:

a first electrode;

a second electrode opposite the first electrode; and

a plurality of organic layers between the first electrode and the second electrode,

wherein at least one organic layer among the plurality of organic layers comprises an amine compound selected from among compounds represented in Compound Group A and Compound Group B:

2 . The organic electroluminescence device of claim 1 , wherein the plurality of organic layers comprises a hole transport region, an emission layer, and an electron transport region, and

the hole transport region comprises the amine compound selected from among compounds represented in Compound Group A and Compound Group B.

3 . The organic electroluminescence device of claim 1 ,

wherein the organic electroluminescence device further comprising a capping layer on the second electrode and having a refractive index of about 1.6 or more.

4 . An amine compound selected from among Compound Group A and Compound Group B:

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (294)