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Arylamine compound, organic electroluminescent device, and electronic apparatus

專利號(hào)

US12150379B2

公開(kāi)日期

2024-11-19

申請(qǐng)人

SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD.（CN Xi'an）

發(fā)明人

Xianbin Xu; Lei Yang

IPC分類

H10K85/60; C07D413/12; C07D413/14; C07D417/12; C09K11/02; H10K50/11

技術(shù)領(lǐng)域

cas,0.680,0.320,atoms,compound,carbon,sub,arylamine,aryl,or

地域： Xi'an

摘要

The present application provides an arylamine compound, an organic electroluminescent device containing the arylamine compound, and an electronic apparatus. The arylamine compound contains both a benzocarbazolyl group and a benzoxazolyl or benzothiazolyl group. The compound, when used in a mixed-type host material of an organic electroluminescent device, can significantly improve the efficiency and prolong service life of the device.

說(shuō)明書(shū)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is the U.S. National Stage of International Application No. PCT/CN2022/134759, filed on Nov. 28, 2022, which claims the benefit of Chinese patent application No. 202210794941.1 filed on Jul. 7, 2022, the contents of each of which are incorporated herein by reference in their entirety as a part of this application.

FIELD OF THE INVENTION

The present disclosure relates to the technical field of organic electroluminescent materials, and in particular to an arylamine compound, an organic electroluminescent device comprising the arylamine compound, and an electronic apparatus.

BACKGROUND OF THE INVENTION

權(quán)利要求

The invention claimed is:

1. An arylamine compound, having a structure shown in Formula 1;

wherein:

ring A is a naphthalene ring;

L, L₁, and L₂are identical or different, and are each independently selected from the group consisting of single bond, substituted or unsubstituted phenylene, substituted or unsubstituted naphthylene, and substituted or unsubstituted biphenylene;

the substituents in L, L₁, and L₂are each independently selected from the group consisting of deuterium, fluorine, cyano, trimethylsilyl, trideuteromethyl, trifluoromethyl, methyl, ethyl, isopropyl and tert-butyl;

Ar₂is a group shown in Formula 2;

X is selected from O or S;

Ar₁and Ar₃are each independently selected from substituted or unsubstituted group W, wherein the unsubstituted group W is selected from the group consisting of the following groups:

the substituted group W each has one or more substituents, the substituents being each independently selected from the group consisting of deuterium, fluorine, cyano, trimethylsilyl, trifluoromethyl, methyl, ethyl, isopropyl, tert-butyl, phenyl and naphthyl, wherein when the number of the substituents in group W is greater than 1, the substituents are identical or different;

Ar₄is selected from the group consisting of substituted or unsubstituted phenyl, substituted or unsubstituted naphthyl, substituted or unsubstituted biphenyl, substituted or unsubstituted terphenyl, substituted or unsubstituted fluorenyl, and substituted or unsubstituted phenanthryl;

the substituents in Ar₄are each independently selected from the group consisting of deuterium, fluorine, cyano, trimethylsilyl, triphenylsilyl, trideuteromethyl, trifluoromethyl, methyl, ethyl, isopropyl, tert-butyl and phenyl; and

each R₁, each R₂, each R₃is independently selected from the group consisting of deuterium, cyano, fluorine, trideuteromethyl, trimethylsilyl, methyl, ethyl, isopropyl and tert-butyl; n₁is selected from 0, 1, 2, 3, or 4; n₂is selected from 0, 1, 2, 3, 4, 5, or 6; n₃is selected from 0, 1, 2, or 3.

2. The arylamine compound according to claim 1, wherein Ar₂is selected from the following groups:

3. The arylamine compound according to claim 1, wherein

is selected from the following groups:

4. The arylamine compound according to claim 1, wherein

is selected from the following groups:

5. The arylamine compound according to claim 1, wherein the arylamine compound is selected from the group consisting of the following compounds:

6. An organic electroluminescent device, comprising an anode and a cathode that are disposed opposite to each other, and a functional layer disposed between the anode and the cathode, wherein the functional layer comprises the arylamine compound according to claim 1.

7. The organic electroluminescent device according to claim 6, wherein the functional layer comprises an organic light-emitting layer, the organic light-emitting layer comprising the arylamine compound.

8. An electronic apparatus, comprising the organic electroluminescent device according to claim 6.

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Arylamine compound, organic electroluminescent device, and electronic apparatus

摘要

說(shuō)明書(shū)

權(quán)利要求

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