Organic compound for electroluminescence device

Patent metadata

Field	Value
Publication number	US-9911922-B2
Application number	US-201615149176-A
Country	US
Kind code	B2
Filing date	May 8, 2016
Priority date	May 8, 2016
Publication date	Mar 6, 2018
Grant date	Mar 6, 2018

Abstract

The present invention discloses an organic compound is represented by the following formula(1), the organic EL device employing the organic compound as fluorescent emitting guest shown deep blue color(CIEy=0.09˜0.12)and display good performance.

wherein A, m and R 1 to R 3 are the same definition as described in the present invention.

First claim

The invention claimed is:

1. A organic compound with a general formula(1) as follows:

wherein A represents the one of formula(2) to formula(5)

m represents an integer of 0 to 10, n represents an integer of 0 or 1, X is divalent bridge selected from the atom or group consisting from O, S and NR 7 , Y is divalent bridge selected from the atom or group consisting from O, S, C(R 8 )(R 9 ), Si(R 10 )(R 11 ) and NR 12 , Ar 1 and Ar 2 represent a substituted or unsubstituted aryl group having 6 to 30 carbon atoms, R 1 to R 12 are independently selected from the group consisting of a hydrogen atom, a halide, a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 carbon atoms, and a substituted or unsubstituted aralkyl group having 6 to 30 carbon atoms.

2. The organic compound according to claim 1 , wherein the organic compound is selected from the group consist of:

3. A organic electroluminescence device comprising a pair of electrodes consisting of a cathode and an anode, and between the pairs of electrodes comprising at least a light emitting layer, one or more layers of organic thin film layer, wherein the light emitting layer comprising the organic compound according to claim 1 .

4. The organic electroluminescence device according to claim 3 , wherein the light emitting layer comprising the organic compound with a general formula(1) is a guest material.

5. The organic electroluminescence device according to claim 3 , wherein the light emitting layer comprising the organic compound with a general formula(1) is a fluorescent emitter.

6. The organic electroluminescence device according to claim 3 , wherein the light emitting layer emits fluorescent blue lights.

7. The organic electroluminescence device according to claim 3 , wherein the device is an organic light emitting device.

8. The organic electroluminescent device according to claim 3 , wherein the device is a lighting panel.

9. The organic electroluminescent device according to claim 3 , wherein the device is a backlight panel.

Assignees

• Yen Feng Wen
• Chang Cheng Hao

Inventors

• Yen Feng Wen
• Chang Cheng Hao

Classifications

• C09K2211/1088

  containing oxygen as the only heteroatom · CPC title

• H01L51/0056

  Electricity · mapped topic

• C07D209/80 Primary

  [b, c]- or [b, d]-condensed · CPC title

• C09K2211/1092

  containing sulfur as the only heteroatom · CPC title

• C09K2211/1011

  Condensed systems · CPC title