IP Library › Granted Patent US 8,921,832
Granted Patent B2
US 8,921,832 · App. 13/123,162 · Granted Dec 30, 2014

Compound and organic device using same

Inventors: Dae-Woong Lee (Daejeon, KR); Sung-Kil Hong (Daejeon, KR); Tae-Yoon Park (Daejeon, KR); Yeon-Hwan Kim (Seoul, KR); Seong-So Kim (Paju-si, KR)
Assignee: LG Chem, Ltd.
C07D209/82H01L51/5012Y02E10/549H01L51/0072H01L51/5048H01L51/006H01L51/0058H01L51/5088
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Quick Facts
Patent No.
US 8,921,832
App. No.
13/123,162
Granted
Dec 30, 2014
Kind
B2
Abstract

The present invention relates to a novel compound and an organic light emitting device using the compound, and the compound according to the present invention may largely improve a life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device.

Claims (23)

1. A compound that is represented by the following Formula 1:

wherein l, m and n are each independently an integer in the range of 0 to 5,

Y 1 to Y 3 are each independently selected from the group consisting of C 2-40 alkenylene group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 6-40 arylene group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 4-40 divalent hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted arylamine group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group and has O, N or S as a heteroatom; divalent amine group that is substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group; fluorenylene group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group; amide group; ester group; silane group and germanium group,

R 1 , R 3 and R 4 are each independently selected from the group consisting of C 1-40 alkyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 1-40 alkoxy group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 2-40 alkenyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 6-40 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted arylamine group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 4-40 hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted arylamine group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group and has O, N or S as a heteroatom; amine group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group; fluorenyl group that is substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group; bisspirofluorenyl group; nitrile group; nitro group; silane group and germanium group,

R 2 is selected from the group consisting of C 1-40 alkyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 1-40 alkoxy group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 6-40 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 4-40 hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group and has O, N or S as a heteroatom; fluorenyl group that is substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, and substituted or unsubstituted arylalkenyl group; bisspirofluorenyl group; nitrile group; nitro group; silane group; germanium group and halogen group,

at least one of R 3 or R 4 comprises the structure of the following Formula 2,

wherein R 5 to R 7 are each independently selected from the group consisting of hydrogen; halogen group; C 1-40 alkyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 1-40 alkoxy group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 2-40 alkenyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 6-40 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group; C 4-40 hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, alkyl group, alkenyl group, alkoxy group, substituted or unsubstituted arylamine group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group, substituted or unsubstituted hetero ring group, nitrile group and acetylene group and has O, N or S as a heteroatom; amine group that is substituted by one or more substituent groups selected from the group consisting of alkyl group, alkenyl group, substituted or unsubstituted aryl group, substituted or unsubstituted arylalkyl group, substituted or unsubstituted arylalkenyl group; nitrile group; nitro group; silane group and germanium group, and they may form an aliphatic or hetero condensation ring in conjunction with adjacent groups.

2. The compound according to claim 1 , wherein Y 1 to Y 3 are each independently selected from the group consisting of C 6-20 arylene group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 4-20 divalent hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 arylamine group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group and has O, N or S as a heteroatom; and fluorenylene group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of C 1-20 alkyl group, C 6-20 aryl group and C 7-20 arylalkyl group.

3. The compound according to claim 1 , wherein Y 1 to Y 3 are each independently selected from the divalent group consisting of phenylene, biphenylene, terphenylene, stilbene, naphthylene, anthracene, phenanthrene, pyrene, perylene, fluorene, thiophene, furane, pyrol, imidazole, thiazol, oxazole, oxadiazole, triazole, pyridine, pyradazine, quinoline, isoquinoline and acrydine.

4. The compound according to claim 1 , wherein R 1 , R 3 and R 4 are each independently selected from the group consisting of C 1-20 alkyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 6-20 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 arylamine group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 4-20 hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 arylamine group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group and has O, N or S as a heteroatom; amine group that is substituted by one or more substituent groups selected from the group consisting of C 1-20 alkyl group, C 6-20 aryl group and C 7-20 arylalkyl group; fluorenyl group that is substituted by C 1-20 alkyl group or C 6-20 aryl group; bisspirofluorenyl group; cyano group; nitro group; and silane group that is substituted by C 6-20 aryl group, and

R 5 to R 7 are each independently selected from the group consisting of hydrogen; halogen group; C 1-20 alkyl group that is unsubstituted or substituted by one or more substitutent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 6-20 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; and C 4-40 hetero ring group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 arylamine group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group and has O, N or S as a heteroatom, and they may form an aliphatic or hetero condensation ring in conjunction with adjacent groups.

5. The compound according to claim 1 , wherein R 2 is selected from the group consisting of C 1-20 alkyl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 6-20 aryl group that is unsubstituted or substituted by one or more substituent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group; C 4-20 hetero ring group that is unsubstituted or substituted by one or more substitutent groups selected from the group consisting of halogen group, C 1-20 alkyl group, C 6-20 aryl group, C 7-20 arylalkyl group and C 4-20 hetero ring group and has O, N or S as a heteroatom; fluorenyl group that is substituted by C 1-20 alkyl group or C 6-20 aryl group; bisspirofluorenyl group; cyano group; nitro group; silane group that is unsubstituted or substituted by C 6-20 aryl group; and halogen group.

6. The compound according to claim 1 , wherein R 1 to R 7 are each independently selected from the group consisting of phenyl group, biphenyl group, terphenyl group, stilbene, naphthyl group, anthracenyl group, phenanthrene group, pyrenyl group, perylenyl group, fluorene group, thiophene group, furane group, pyrol group, imidazole group, thiazol group, oxazole group, oxadiazole group, triazole group, pyridyl group, pyradazine group, quinolinyl group, isoquinoline group and acrydyl group.

7. The compound according to claim 1 , wherein R 2 is selected from the group consisting of alkyl group that is selected from the group consisting of methyl group, ethyl group and propyl group; aryl group that is selected from the group consisting of phenyl group, biphenyl group and naphthyl group; fluorenyl group; and bisspirofluorenyl group.

8. The compound according to claim 1 , wherein R 2 is selected from the group consisting of hetero ring that is selected from the group consisting of thiophene group and furane group; alkoxy group that is selected from the group consisting of methoxy group and ethoxy group; cyano group; nitro group; silane group; and halogen group.

9. The compound according to claim 1 , wherein the structure of Formula 2 is any one of the following Structural Formulas

10. The compound according to claim 1 , wherein the compound is a compound that is represented by any one of the following Structural Formulas 1 to 80

11. An organic electronic device which comprises a first electrode, a second electrode, and one or more organic material layers that are disposed between the first electrode and the second electrode, wherein one or more layers of the organic material layers comprise the compound according to claim 1 .

12. The organic electronic device according to claim 11 , wherein the organic material layer comprises at least one of a hole injection layer and a hole transport layer, and the hole injection layer or a hole transport layer comprises the compound represented by Formula 1.

13. The organic electronic device according to claim 11 , wherein the organic material layer comprises a light emitting layer, and the light emitting layer comprises the compound of Formula 1.

14. The organic electronic device according to claim 11 , wherein the organic electronic device is selected from the group consisting of an organic light emitting device, an organic phosphorescent device, an organic solar cell, an organic photoconductor (OPC), and an organic transistor.

15. An organic electronic device which comprises a first electrode, a second electrode, and one more organic material layers that are disposed between the first electrode and the second electrode, wherein one or more layers of the organic material layers comprise the compound according to claim 9 .

16. An organic electronic device which comprises a first electrode, a second electrode, and one or more organic material layers that are disposed between the first electrode and the second electrode, wherein one or more layer of the organic material layers comprise the compound according to claim 10 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 7, 2011
From: LEE, DAE-WOONG; HONG, SUNG-KIL; PARK, TAE-YOON; KIM, YOEN-HWAN; KIM, SEONG-SO
To: LG CHEM, LTD.
Reel/Frame 026093/0099 →
Priority Claims (1)
KR 10-2008-0098493 · Oct 8, 2008 · national
Continuity (1)
Related Publication 20110193074A1 · Aug 11, 2011