CN114450816A - 一种有机电致发光器件 - Google Patents
一种有机电致发光器件 Download PDFInfo
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- CN114450816A CN114450816A CN202080001762.7A CN202080001762A CN114450816A CN 114450816 A CN114450816 A CN 114450816A CN 202080001762 A CN202080001762 A CN 202080001762A CN 114450816 A CN114450816 A CN 114450816A
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- lumo
- homo
- etl
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- organic electroluminescent
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- 239000000463 material Substances 0.000 claims abstract description 64
- 238000004770 highest occupied molecular orbital Methods 0.000 claims description 65
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 claims description 65
- 230000000903 blocking effect Effects 0.000 claims description 16
- 230000005525 hole transport Effects 0.000 claims description 10
- 238000001894 space-charge-limited current method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 150000001716 carbazoles Chemical class 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims description 4
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims description 4
- 125000001072 heteroaryl group Chemical group 0.000 claims description 4
- RHVHJNLKNZDBBF-UHFFFAOYSA-N 1-(1-benzofuran-2-yl)dibenzofuran Chemical class O1C2=CC=CC=C2C2=C1C=CC=C2C1=CC2=CC=CC=C2O1 RHVHJNLKNZDBBF-UHFFFAOYSA-N 0.000 claims description 2
- JCRVSZZAODTTDF-UHFFFAOYSA-N C1=CC=CC=2C3=CC=CC=C3NC12.C1=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12 Chemical group C1=CC=CC=2C3=CC=CC=C3NC12.C1=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12 JCRVSZZAODTTDF-UHFFFAOYSA-N 0.000 claims description 2
- 150000007858 diazaphosphole derivatives Chemical group 0.000 claims description 2
- WUNJCKOTXFSWBK-UHFFFAOYSA-N indeno[2,1-a]carbazole Chemical group C1=CC=C2C=C3C4=NC5=CC=CC=C5C4=CC=C3C2=C1 WUNJCKOTXFSWBK-UHFFFAOYSA-N 0.000 claims description 2
- VVVPGLRKXQSQSZ-UHFFFAOYSA-N indolo[3,2-c]carbazole Chemical group C1=CC=CC2=NC3=C4C5=CC=CC=C5N=C4C=CC3=C21 VVVPGLRKXQSQSZ-UHFFFAOYSA-N 0.000 claims description 2
- 229940083082 pyrimidine derivative acting on arteriolar smooth muscle Drugs 0.000 claims description 2
- 150000003230 pyrimidines Chemical group 0.000 claims description 2
- 125000005259 triarylamine group Chemical group 0.000 claims description 2
- 150000003918 triazines Chemical group 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 abstract description 7
- 239000002346 layers by function Substances 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 66
- 230000037230 mobility Effects 0.000 description 28
- 238000001704 evaporation Methods 0.000 description 16
- 230000008020 evaporation Effects 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- 230000006798 recombination Effects 0.000 description 5
- 238000005215 recombination Methods 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000011368 organic material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 229910000861 Mg alloy Inorganic materials 0.000 description 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- STTGYIUESPWXOW-UHFFFAOYSA-N 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline Chemical compound C=12C=CC3=C(C=4C=CC=CC=4)C=C(C)N=C3C2=NC(C)=CC=1C1=CC=CC=C1 STTGYIUESPWXOW-UHFFFAOYSA-N 0.000 description 1
- NSXJEEMTGWMJPY-UHFFFAOYSA-N 9-[3-(3-carbazol-9-ylphenyl)phenyl]carbazole Chemical group C12=CC=CC=C2C2=CC=CC=C2N1C1=CC(C=2C=CC=C(C=2)N2C3=CC=CC=C3C3=CC=CC=C32)=CC=C1 NSXJEEMTGWMJPY-UHFFFAOYSA-N 0.000 description 1
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000010549 co-Evaporation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XTLNYNMNUCLWEZ-UHFFFAOYSA-N ethanol;propan-2-one Chemical compound CCO.CC(C)=O XTLNYNMNUCLWEZ-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 238000009210 therapy by ultrasound Methods 0.000 description 1
- 229930192474 thiophene Natural products 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
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- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
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- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/622—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
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- H10K50/12—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
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- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
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- H10K85/636—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
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Abstract
本发明涉及一种有机电致发光器件,其中使用具有特定P:N比例的双主体材料,并且调节功能层材料的能级和迁移率以使其处于特定范围内,这使得在多种P:N比例下都可以产生较好的器件性能,从而为器件的选择提供更多可能性。
Description
PCT国内申请,说明书已公开。
Claims (19)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/112492 WO2022041200A1 (zh) | 2020-08-31 | 2020-08-31 | 一种有机电致发光器件 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114450816A true CN114450816A (zh) | 2022-05-06 |
Family
ID=80354315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080001762.7A Pending CN114450816A (zh) | 2020-08-31 | 2020-08-31 | 一种有机电致发光器件 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11925042B2 (zh) |
CN (1) | CN114450816A (zh) |
WO (1) | WO2022041200A1 (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009277791A (ja) * | 2008-05-13 | 2009-11-26 | Fuji Electric Holdings Co Ltd | 有機el素子 |
KR102353804B1 (ko) * | 2015-09-30 | 2022-01-19 | 엘지디스플레이 주식회사 | 유기 발광 소자 |
CN109994636A (zh) * | 2018-01-02 | 2019-07-09 | 固安鼎材科技有限公司 | 一种有机电致发光器件 |
CN108232025B (zh) * | 2018-01-31 | 2020-07-28 | 昆山国显光电有限公司 | 一种有机电致发光器件 |
KR20200080882A (ko) * | 2018-12-27 | 2020-07-07 | 엘지디스플레이 주식회사 | 유기발광다이오드 및 유기발광표시장치 |
KR20200110578A (ko) * | 2019-03-15 | 2020-09-24 | 삼성디스플레이 주식회사 | 유기 발광 소자 및 이를 포함한 표시 장치 |
-
2020
- 2020-08-31 CN CN202080001762.7A patent/CN114450816A/zh active Pending
- 2020-08-31 WO PCT/CN2020/112492 patent/WO2022041200A1/zh active Application Filing
- 2020-08-31 US US17/312,186 patent/US11925042B2/en active Active
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Publication number | Publication date |
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WO2022041200A1 (zh) | 2022-03-03 |
US20220320450A1 (en) | 2022-10-06 |
US11925042B2 (en) | 2024-03-05 |
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