Organic compound and organic light emitting diode device including the same

Patent metadata

Field	Value
Publication number	US-10050217-B2
Application number	US-201514710488-A
Country	US
Kind code	B2
Filing date	May 12, 2015
Priority date	Nov 4, 2014
Publication date	Aug 14, 2018
Grant date	Aug 14, 2018

Abstract

An organic compound represented by Chemical Formula 1 is disclosed. Also a light emitting diode including the organic compound is described.

First claim

What is claimed is:

1. An organic compound of Chemical Formula 1:

wherein R 1 to R 4 are each a hydrogen atom, a heavy hydrogen, a C1 to C60 substituted or non-substituted alkyl group, a C2 to C60 substituted or non-substituted alkenyl group, a C2 to C60 substituted or non-substituted alkynyl group, a C3 to C60 substituted or non-substituted cycloalkyl group, a C1 to C60 substituted or non-substituted alkoxy group, a C5 to C60 substituted or non-substituted aryloxy group, a C5 to C60 substituted or non-substituted arylthio group, a C5 to C60 substituted or non-substituted aryl group, an amino group substituted into a C3 to C60 heteroaryl group, a C3 to C60 substituted or non-substituted heteroaryl group, a C6 to C60 substituted or non-substituted condensation polycyclic group, a halogen atom, a cyano group, a nitro group, a hydroxyl group, or a carboxyl group,
R 1 and R 2 are the same or different from each other,
X is —S—, —O—, —C(R 6 )(R 7 )—, or —N(R 6 )—,
R 6 and R 7 are independently a hydrogen atom, a heavy hydrogen, a C1 to C20 substituted or non-substituted alkyl group, a C5 to C20 substituted or non-substituted aryl group, a C3 to C20 substituted or non-substituted hetero aryl group, a C6 to C20 substituted or non-substituted condensation polycyclic group, a halogen atom, a cyano group, a nitro group, a hydroxyl group, or a carboxyl group,
a and z are each an integer of 0 to 4, b is an integer of 0 to 3, and y is an integer of 0 to 2,
L is a divalent linking group represented by —(Ar 1 ) n —, wherein Ar 1 is a C5 to C60 substituted or non-substituted arylene group, a C3 to C60 substituted or non-substituted heteroarylene group, or a C6 to C60 substituted or non-substituted condensation polycyclic group,
R 5 is a C6 to C12 aryl group,
and
n is an integer of 1 to 10.

2. The organic compound of claim 1 , wherein the n amount of Ar 1 are the same as or different from each other, and
two or more Ar 1 among the n amount of Ar 1 are fused to each other or linked to each other by a single bond.

3. The organic compound of claim 1 , comprising at least one selected from compounds of Chemical Formula 2 to Chemical Formula 70:

4. The organic compound of claim 1 , wherein the organic compound is a compound of Chemical Formula 5:

5. The organic compound of claim 1 , wherein the organic compound is a compound of Chemical Formula 11:

6. The organic compound of claim 1 , wherein the organic compound is a compound of Chemical Formula 23:

7. The organic compound of claim 1 , wherein the organic compound is a compound of Chemical Formula 29:

8. An organic emitting diode device comprising:
a first electrode;
a second electrode; and
an organic layer interposed between the first electrode and the second electrode,
wherein the organic layer includes an organic compound of Chemical Formula 1:

wherein R 1 to R 5 are each a hydrogen atom, a heavy hydrogen, a C1 to C60 substituted or non-substituted alkyl group, a C2 to C60 substituted or non-substituted alkenyl group, a C2 to C60 substituted or non-substituted alkynyl group, a C3 to C60 substituted or non-substituted cycloalkyl group, a C1 to C60 substituted or non-substituted alkoxy group, a C5 to C60 substituted or non-substituted aryloxy group, a C5 to C60 substituted or non-substituted arylthio group, a C5 to C60 substituted or non-substituted aryl group, an amino group substituted into a C3 to C60 heteroaryl group, a C3 to C60 substituted or non-substituted heteroaryl group, a C6 to C60 substituted or non-substituted condensation polycyclic group, a halogen atom, a cyano group, a nitro group, a hydroxyl group, or a carboxyl group,
R 1 and R 2 are the same or different from each other,
X is a linking group represented by —S—, —O—, —C(R 6 )(R 7 )—, or —N(R 6 )—,
R 6 and R 7 are independently a hydrogen atom, a heavy hydrogen, a C1 to C20 substituted or non-substituted alkyl group, a C5 to C20 substituted or non-substituted aryl group, a C3 to C20 substituted or non-substituted hetero aryl group, a C6 to C20 substituted or non-substituted condensation polycyclic group, a halogen atom, a cyano group, a nitro group, a hydroxyl group, or a carboxyl group,
a and z are each an integer of 0 to 4, b is an integer of 0 to 3, and y is an integer of 0 to 2,
L is a divalent linking group represented by —(Ar 1 ) n , wherein Ar 1 is a C5 to C60 substituted or non-substituted arylene group, a C3 to C60 substituted or non-substituted heteroarylene group, or a C6 to C60 substituted or non-substituted condensation polycyclic group,
R 5 is a C6 to C12 aryl group, and
n is an integer of 1 to 10.

9. The organic emitting diode device of claim 8 , wherein the n amount of Ar 1 are the same as or different from each other, and
two or more Ar 1 among the n amount of Ar 1 are fused to each other or linked to each other by a single bond.

10. The organic emitting diode device of claim 9 , comprising at least one selected from compounds of Chemical Formula 2 to Chemical Formula 70:

Assignees

• Samsung Display Co Ltd
• Sungkyunkwan Univ Research & Business Foundation

Inventors

• Hwang Jin Soo
• Kim Myeong Suk
• Kim Sung Wook
• Kim Jae Hong
• Yoon Seung-Soo

Classifications

• C09K2211/1092

  containing sulfur as the only heteroatom · CPC title

• C07D307/94

  spiro-condensed with carbocyclic rings or ring systems, e.g. griseofulvins · CPC title

• C07C2603/96

  containing at least one ring with less than six members · CPC title

• C07D333/50

  condensed with carbocyclic rings or ring systems · CPC title

• C07D209/96

  Spiro-condensed ring systems · CPC title