KR100732821B1 - 유기 금속 화합물, 이를 이용한 유기 전계 발광 소자 및그의 제조방법 - Google Patents
유기 금속 화합물, 이를 이용한 유기 전계 발광 소자 및그의 제조방법 Download PDFInfo
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- KR100732821B1 KR100732821B1 KR1020060003313A KR20060003313A KR100732821B1 KR 100732821 B1 KR100732821 B1 KR 100732821B1 KR 1020060003313 A KR1020060003313 A KR 1020060003313A KR 20060003313 A KR20060003313 A KR 20060003313A KR 100732821 B1 KR100732821 B1 KR 100732821B1
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- 230000005283 ground state Effects 0.000 description 1
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004404 heteroalkyl group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000004770 highest occupied molecular orbital Methods 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 150000002504 iridium compounds Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- SJCKRGFTWFGHGZ-UHFFFAOYSA-N magnesium silver Chemical compound [Mg].[Ag] SJCKRGFTWFGHGZ-UHFFFAOYSA-N 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 150000005041 phenanthrolines Chemical class 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical class [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 125000005017 substituted alkenyl group Chemical group 0.000 description 1
- 125000005415 substituted alkoxy group Chemical group 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- 125000005346 substituted cycloalkyl group Chemical group 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
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- C—CHEMISTRY; METALLURGY
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- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0033—Iridium compounds
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
- H10K50/12—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
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- C—CHEMISTRY; METALLURGY
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/18—Metal complexes
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Abstract
Description
Claims (11)
- 하기 화학식 1로 표시되는 호스트용 화합물과 도판트용 화합물이 연결된 유기 금속 화합물:화학식 1상기 식에서, X는 하기 X1, X2 또는 X3로 나타내어지는 기이고;R1 내지 R10는 각각 독립적으로 일치환(mono-substituted) 또는 다치환(multi-substituted) 작용기로서, 수소, 시아노기, 히드록시기, 티올기, 할로겐 원자, 치환 또는 비치환된 C1-C30의 알킬기, 치환 또는 비치환된 C1-C30의 알콕시기, 치환 또는 비치환된 C2-C30의 알케닐기, 치환 또는 비치환된 C6-C30의 아릴기, 치환 또는 비치환된 C6-C30의 아릴알킬기, 치환 또는 비치환된 C6-C30의 아릴옥시기, 치환 또는 비치환된 C2-C30의 헤테로아릴기, 치환 또는 비치환된 C2-C30의 헤테로아릴알킬기, 치환 또는 비치환된 C2-C30의 헤테로아릴옥시기, 치환 또는 비치환된 C5-C30의 사이클로알킬기, 치환 또는 비치환된 C2-C30의 헤테로사이클로알킬기, 치환 또는 비치환된 C1-C30의 알킬카르보닐기, 치환 또는 비치환된 C7-C30의 아릴카르보닐기, C1-C30의 알킬티오기 또는 -Si(R')(R")(R"')(상기 식중, R' 내지 R'''는 서로에 관계없이 수소 또는 C1-C30의 알킬기), -N(R')(R'')(상기 식중, R'과 R''는 서로에 관계없이 수소 또는 C1-C30의 알킬기)기이고, 또한 상기 R1 내지 R10의 작용기중 서로 인접한 기는 서로 결합하여 고리를 형성할 수 있고;M은 Ir, Os, Pt, Pb, Re 또는 Ru이고; 및m은 3이고, n은 1 또는 2이며, a, b 및 c는 각각 1 내지 3의 정수이고, L은 다음과 같은 구조를 갖는 것으로 이루어진 군에서 선택됨:
- 삭제
- 한 쌍의 전극 사이에 유기막을 포함하는 발광 소자에 있어서, 상기 유기막이 제 1항, 제 2항, 제 3항, 제 4항 또는 제 6항중 어느 하나의 항에 따른 호스트용 화합물과 도판트용 화합물이 연결된 유기 금속 화합물을 포함하는 것을 특징으로 하는 유기 전계 발광 소자.
- 제 7항에 있어서, 상기 유기막은 발광층인 것을 특징으로 하는 유기 전계 발광 소자.
- 기판상에 제 1 전극을 형성하는 단계; 제 1 전극 상부에 유기막을 형성하는 단계; 및 유기막 상부에 제 2 전극을 형성하는 단계를 포함하고, 상기 유기막은 제 1항, 제 2항, 제 3항, 제 4항 또는 제 6항중 어느 하나의 항에 따른 호스트용 화합물과 도판트용 화합물이 연결된 유기 금속 화합물을 도핑하여 형성하는 것인 유기 전계 발광 소자의 제조방법.
- 제 9항에 있어서, 제 1 전극은 애노드이고, 제 2 전극은 캐소드이고, 유기막은 발광층인 발광 소자의 제조방법.
- 제 9항에 있어서, 상기 유기막은 습식 공정을 이용하여 형성되는 것인 발광 소자의 제조방법.
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