Compound, and light-emitting device and electronic device including same

Patent metadata

Field	Value
Publication number	US-10141534-B2
Application number	US-201414783001-A
Country	US
Kind code	B2
Filing date	Apr 7, 2014
Priority date	Apr 8, 2013
Publication date	Nov 27, 2018
Grant date	Nov 27, 2018

Abstract

A novel compound according to the present invention may improve the capability of transporting electrons to a light-emitting layer in a light-emitting device, and may improve the light-emitting efficiency and increase the lifespan of the light-emitting device by using the compound.

First claim

What is claimed is:

1. A compound selected from the group consisting of the following Structures 1 to 9:

2. A compound represented by the following Formula 3-1:

in Formula 3-1,
R 1 and R 2 each independently represent hydrogen, an alkyl group having 1 to 30 carbon atoms, or an alkoxy group having 1 to 30 carbon atoms,
r and s each identically represent 0 or 1, and
R 3 , R 4 , R 5 , and R 6 represent a phenyl group.

3. The compound of claim 2 , wherein the compound represented by Formula 3-1 is selected from the following Structures 1 and 2:

4. A compound represented by the following Formula 4:

in Formula 4,
R 1 and R 2 each independently represent hydrogen, an alkyl group having 1 to 30 carbon atoms, or an alkoxy group having 1 to 30 carbon atoms,
r and s each independently represent 0 or 1, and
R 7a and R 7b each independently represent hydrogen, or an alkyl group having 1 to 30 carbon atoms.

5. The compound of claim 4 , wherein the compound represented by Formula 4 is selected from the following Structures 1 to 10:

6. A compound represented by the following Formula 5:

in Formula 5,
R 1 and R 2 each independently represent hydrogen, an alkyl group having 1 to 30 carbon atoms, or an alkoxy group having 1 to 30 carbon atoms,
p and q each independently represent 0 or 1, in which p+q=1 or 2, and r and s each independently represent an integer of 0 to 2.

7. The compound of claim 6 , wherein the compound represented by Formula 5 is selected from the following Structures 1 to 9:

8. The compound of claim 6 , wherein the compound represented by Formula 5 is represented by the following Formula 5-1:

in Formula 5-1,
R 1 and R 2 each independently represent hydrogen, an alkyl group having 1 to 30 carbon atoms, or an alkoxy group having 1 to 30 carbon atoms, and
r and s each identically represent an integer of 0 to 2.

9. The compound of claim 8 , wherein the compound represented by Formula 5-1 is selected from the following Structures 1 and 2:

10. A light-emitting device comprising:
a first electrode;
a second electrode; and
an organic layer disposed between the first electrode and the second electrode and comprising the compound of claim 1 .

11. A light-emitting device comprising:
a first electrode;
a second electrode; and
an organic layer disposed between the first electrode and the second electrode and comprising the compound of claim 2 .

12. A light-emitting device comprising:
a first electrode;
a second electrode,
an organic layer disposed between the first electrode and the second electrode and comprising the compound of claim 4 .

13. A light-emitting device comprising:
a first electrode;
a second electrode; and
an organic layer disposed between the first electrode and the second electrode and comprising the compound of claim 6 .

Assignees

• Lms Co Ltd
• Lms Co Ltd

Inventors

• Choi Jeong Og
• Jung Joon Ho
• Kwon Oh Kwan

Classifications

• H01L51/0058

  Electricity · mapped topic

• C07D333/76 Primary

  Dibenzothiophenes · CPC title

• C09K11/06

  containing organic luminescent materials · CPC title

• H01L51/0062

  Electricity · mapped topic

• C07C2603/24

  Anthracenes; Hydrogenated anthracenes · CPC title