Compound for organic optoelectronic element, organic light-emitting element comprising same, and display device comprising the organic light-emitting element

Patent metadata

Field	Value
Publication number	US-9793488-B2
Application number	US-201214359786-A
Country	US
Kind code	B2
Filing date	Dec 17, 2012
Priority date	Dec 29, 2011
Publication date	Oct 17, 2017
Grant date	Oct 17, 2017

Abstract

Disclosed are a compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode. The compound for an organic optoelectronic device represented by the following Chemical Formula 1 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage.

First claim

The invention claimed is:

1. A compound for an organic optoelectronic device represented by the following Chemical Formula 1:

wherein, in the above Chemical Formula 1,
L 1 is a substituted or unsubstituted C6 to C30 arylene group or a substituted or unsubstituted C2 to C30 heteroarylene group,
R 1 and R 2 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
R 3 to R 6 are independently hydrogen, deuterium, a substituted or unsubstituted amine group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
at least one of R 3 to R 6 is a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted fluorenyl group, a substituted or unsubstituted amine group, or a substituted or unsubstituted triphenylenyl group or R 3 and R 4 are fused to each other to provide a ring, and
when R 3 and R 4 are fused to each other to provide a ring, the compound represented by Chemical Formula 1 is represented by the following Chemical Formula 3,

wherein, in the above Chemical Formula 3,
L 1 is a substituted or unsubstituted C6 to C30 arylene group or a substituted or unsubstituted C2 to C30 heteroarylene group,
R 1 to R 6 are each independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
X is —NR 7 —, wherein R 7 is hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof.

2. The compound for an organic optoelectronic device of claim 1 , wherein the compound for an organic optoelectronic device represented by the above Chemical Formula 1 is represented by the following Chemical Formula 2:

wherein, in the above Chemical Formula 2,
L 1 and L 2 are independently a substituted or unsubstituted C6 to C30 arylene group or a substituted or unsubstituted C2 to C30 heteroarylene group,
n is an integer ranging from 0 to 3,
R 1 to R 8 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
X is —NR 9 —, —O—, —S— or —CR 10 R 11 —, wherein the R 9 to R 11 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof, or
the R 10 and R 11 are fused to each other to provide a ring.

3. The compound for an organic optoelectronic device of claim 1 , wherein the compound for an organic optoelectronic device represented by the above Chemical Formula 1 is represented by the following Chemical Formula 4:

wherein, in the above Chemical Formula 4,
L 1 and L 2 are independently a substituted or unsubstituted C6 to C30 arylene group or a substituted or unsubstituted C2 to C30 heteroarylene group,
R 1 to R 5 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof, and
Ar 1 and Ar 2 are independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof.

4. The compound for an organic optoelectronic device of claim 1 , wherein the compound for an organic optoelectronic device represented by the above Chemical Formula 1 is represented by the following Chemical Formula 5:

wherein, in the above Chemical Formula 5,
R 1 and R 2 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
R 3 to R 6 are independently hydrogen, deuterium, a substituted or unsubstituted amine group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
at least one of R 3 to R 6 is a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted fluorenyl group, a substituted or unsubstituted amine group, or a substituted or unsubstituted triphenylenyl group or R 3 and R 4 are fused to each other to provide a ring, and
when R 3 and R 4 are fused to each other to provide a ring, the compound represented by Chemical Formula 1 is represented by the following Chemical Formula 3,

wherein, in the above Chemical Formula 3,
L 1 is a substituted or unsubstituted C6 to C30 arylene group or a substituted or unsubstituted C2 to C30 heteroarylene group,
R 1 to R 6 are each independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
X is —NR 7 —, wherein R 7 is hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof.

5. The compound for an organic optoelectronic device of claim 1 , wherein the compound for an organic optoelectronic device represented by the above Chemical Formula 1 is represented by the following Chemical Formula 6:

wherein, in the above Chemical Formula 6,
R 1 and R 2 are independently hydrogen, deuterium, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
R 3 to R 6 are independently hydrogen, deuterium, a substituted or unsubstituted amine group, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, or a combination thereof,
at least one of R 3 to R 6 is a substi

Assignees

• Cheil Ind Inc
• Cheil Ind Inc

Inventors

• Park Moo-Jin
• Yu Eun-Sun
• Lee Ho-Jae
• Chae Mi-Young

Classifications

• C09K2211/1029

  containing one nitrogen atom as the heteroatom · CPC title

• C09K2211/1037

  with sulfur · CPC title

• H01L51/0072

  Electricity · mapped topic

• H01L51/0085

  Electricity · mapped topic

• H01L51/0073

  Electricity · mapped topic