US20070164669A1 - Silicon-contained anthracene compound for organic electroluminescent device - Google Patents

Silicon-contained anthracene compound for organic electroluminescent device Download PDF

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US20070164669A1
US20070164669A1 US11/693,288 US69328807A US2007164669A1 US 20070164669 A1 US20070164669 A1 US 20070164669A1 US 69328807 A US69328807 A US 69328807A US 2007164669 A1 US2007164669 A1 US 2007164669A1
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group
substituted
electroluminescent device
organic electroluminescent
carbon atoms
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Chen-Ping Yu
Chia-Liang Tai
Fan-Hsiu Chang
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AU Optronics Corp
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AU Optronics Corp
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00Electroluminescent light sources
    • H05B33/12Light sources with substantially two-dimensional radiating surfaces
    • H05B33/14Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/0803Compounds with Si-C or Si-Si linkages
    • C07F7/0805Compounds with Si-C or Si-Si linkages comprising only Si, C or H atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/0803Compounds with Si-C or Si-Si linkages
    • C07F7/081Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/40Organosilicon compounds, e.g. TIPS pentacene
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60Organic compounds having low molecular weight
    • H10K85/615Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10Non-macromolecular compounds
    • C09K2211/1003Carbocyclic compounds
    • C09K2211/1007Non-condensed systems
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10Non-macromolecular compounds
    • C09K2211/1003Carbocyclic compounds
    • C09K2211/1011Condensed systems
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10Non-macromolecular compounds
    • C09K2211/1003Carbocyclic compounds
    • C09K2211/1014Carbocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10Non-macromolecular compounds
    • C09K2211/1018Heterocyclic compounds
    • C09K2211/1025Heterocyclic compounds characterised by ligands
    • C09K2211/1029Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10Non-macromolecular compounds
    • C09K2211/1018Heterocyclic compounds
    • C09K2211/1025Heterocyclic compounds characterised by ligands
    • C09K2211/1044Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
    • C09K2211/1055Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms with other heteroatoms
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/10OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/30Coordination compounds
    • H10K85/321Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
    • H10K85/322Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising boron
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60Organic compounds having low molecular weight
    • H10K85/615Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/622Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60Organic compounds having low molecular weight
    • H10K85/649Aromatic compounds comprising a hetero atom
    • H10K85/657Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6572Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole

Definitions

  • This invention relates to anthracene compound, particular on the position 9 and 10, and at least one having a substituted silyl group, the anthracene compound can be an organic light emitting diode (OLED) material and used for organic electroluminescent device.
  • OLED organic light emitting diode
  • the organic electroluminescent device having high efficiency and fluorescent dyes can be used for the flat panel displays bring this technology commercialization.
  • an OLED being developed later than a liquid crystal display (LCD)
  • LCD liquid crystal display
  • beneficial characteristics such as a spontaneous light source, a wide viewing angle, high response velocity, high brightness, strong contrast, small thickness, power saving, and a wide operating temperature
  • the OLED has been used extensively in small and medium scale portable display fields.
  • the emitting layer is between the metal cathode and transparent anode in the organic electroluminescent device.
  • a DC voltage is applied to the OLED structure, electrons in the cathode and holes in the transparent conductive layer will be injected into the emitting layer through the electron transport layer and the hole transport layer respectively. Due to the potential difference incurred from the external electrical field, electrons and holes will move in the emitting layer and recombine as excitions. When the excitions come back to the ground state by way of releasing energy, the quantum efficiency is released in a form of photos to emit light downwards through the transparent anode. This is the organic electroluminescent principle.
  • anthracene compound on the hole transport layer which on position 9 and 10 having aryl group, the structure as following: wherein substituents R 1 to R 4 are each individually hydrogen, or alkyl of from 1 to 24 carbon atoms; aryl or substituted aryl of from 5 to 20 carbon atoms; or heteroaryl or substituted of from 5 to 24 carbon atoms; or fluorine, chlorine, bromine; or cyano group.
  • each of A 1 to A 4 is a substituted or unsubstituted aryl group having 6 to 16 carbon atoms
  • each of R 1 to R 8 is a hydrogen atom independently, a halogen atom, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group or a substituted or unsubstituted amino group.
  • This invention provides an organic light emitting diode (OLED) material, which at least one having a substituted silyl group on the position 9 and 10 of the anthracene compound, said the anthracene compound represented by the following formula:
  • X represents a substituted silyl group (more preferably triphenylsilyl group), a trialkylsilyl group having 1 to 20 carbon atoms (more preferably trimethylsilyl group, triethylsilyl group, or tripropylsilyl group, particularly preferably trimethylsilyl group), a substituted or unsubstituted aryl group having 6 to 20 carbon atoms (more preferably benzyl group, 2-methylbenzyl group, 3-methylbenzyl group, 4-methylbenzyl group, 4-ethylbenzyl group, biphenyl group, 4-methylbiphenyl group, 4-ethylbiphenyl group, 4-cyclohexylbiphenyl group, triphenyl group, naphthyl group, 5-methylnaphthyl group, anthryl group, or pyrenyl group, particularly preferably benzyl group, naphthyl group, biphenyl group, triphenyl group, particularly
  • each R 1 and R 2 represents hydrogen, halogen, or a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms (more preferably hydrogen, a substituted or unsubstituted alkyl group having 1 to 4 carbon atoms, fluorine, chlorine, or bromine, particularly preferably hydrogen, methyl group, ethyl group, propyl group, butyl group, fluorine, chlorine, or bromine), wherein R 1 and R 2 can be the same or not the same.
  • each R 3 , R 4 and R 5 represents a substituted or unsubstituted aryl group having 6 to 20 carbon atoms (more preferably benzyl group, 2-methylbenzyl group, 3-methylbenzyl group, 4-methylbenzyl group, 4-ethylbenzyl group, biphenyl group, 4-methylbiphenyl group, 4-ethylbiphenyl group, 4-cyclohexylbiphenyl group, triphenyl group, naphthyl group, 5-methylnaphthyl group, anthryl group, or pyrenyl group, particularly preferably benzyl group, naphthyl group, biphenyl group, triphenyl group, or pyrenyl group etc.), or a substituted or unsubstituted alkyl group having 1 to 12 carbon atoms (more preferably a substituted or unsubstituted alkyl group having 1 to 4 carbon atoms, particularly preferably methyl group
  • anthracene compound (A) there are some compounds but not limited:
  • the invention also represents an organic electroluminescent device, which comprising:
  • a second electrode layer which is on the organic layer.
  • the substrate more preferably glass substrate, the first electrode layer more preferably a transparent conductive material, perfect preferably indium tin oxide film, the organic layer more preferably including a hole injection layer, a hole transport layer, a light emitting layer, a electron transport layer and a electron injection layer, wherein the anthracene compound (A) is in the light emitting layer; the second electrode layer more preferably a metal layer, perfect preferably Aluminum in the organic electroluminescent device.
  • Typical organic emitting materials were formed of a conjugated organic host material and a conjugated organic activating agent having condensed benzene rings.
  • a conjugated organic host material for the production of full color OLED display panel, it is necessary to have efficient red, green and blue (RGB) EL materials with proper chromaticity and sufficient luminance efficiency.
  • RGB red, green and blue
  • the guest-host doped system offers a ready avenue fir achieving such an objective, mainly because doping an emissive dopant of high luminescent property into a host can raise the efficiency of radiative recombination. In this application also having dopant in the emissive layer, such as BDM. etc.
  • FIG. 1 shows the PL intensity in different waves about compound (1) and compound (2)
  • FIG. 2 shows the efficiency of organic light emitting diode material in example 5 and compare example 1;
  • FIG. 3 ( a ) and FIG. 3 ( b ) show the different of organic light emitting diode material in the CIE chromaticity coordinates between example 5 and compare example 1, wherein both the horizontal axis represent voltage, the vertical axis represents CIEx in FIG. 3 ( a ), and the vertical axis represents CIEy in FIG. 3 ( b ).
  • the host material of emitting layer being the anthracene compound, as Example 4 and 6, the CIE chromaticity coordinates (Y axis) from 0.14 to 0.13. So the organic electroluminescent element approaches to blue light. Furthermore, this invention also can be dopant, as Example 5.
  • Example 5 Comparing the Example 5 with the Example 1, it is known the efficiency and the color gamut of the present compound (Example 5) better than the Example 1 from FIG. 2 , FIG. 3 ( a ) and FIG. 3 ( b ).
US11/693,288 2005-04-08 2007-03-29 Silicon-contained anthracene compound for organic electroluminescent device Abandoned US20070164669A1 (en)

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US11/179,573 US20060226768A1 (en) 2005-04-08 2005-07-13 Silicon-contained anthracene compound for organic electroluminescent device
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090108735A1 (en) * 2007-10-26 2009-04-30 Begley William J Oled device with fluoranthene electron transport materials
US20090110957A1 (en) * 2007-10-26 2009-04-30 Begley William J Oled device with certain fluoranthene host
US20090108736A1 (en) * 2007-10-26 2009-04-30 Begley William J Phosphorescent oled device with certain fluoranthene host
US20100117520A1 (en) * 2008-11-12 2010-05-13 Begley William J Oled device with fluoranthene electron injection materials
US20100244677A1 (en) * 2009-03-31 2010-09-30 Begley William J Oled device containing a silyl-fluoranthene derivative
CN102816179A (zh) * 2007-05-21 2012-12-12 葛来西雅帝史派有限公司 有机电致发光化合物和使用该化合物的有机发光二极管
US8420229B2 (en) 2007-10-26 2013-04-16 Global OLED Technologies LLC OLED device with certain fluoranthene light-emitting dopants

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JP5420249B2 (ja) * 2005-12-08 2014-02-19 メルク パテント ゲーエムベーハー 有機エレクトロルミネセンス素子のための新規な材料
JP2007230951A (ja) * 2006-03-02 2007-09-13 Canon Inc シリル化合物、発光材料およびそれを用いた有機発光素子
WO2007129702A1 (ja) * 2006-05-09 2007-11-15 Idemitsu Kosan Co., Ltd. ケイ素含有化合物及びそれを利用した有機エレクトロルミネッセンス素子
JP5580733B2 (ja) * 2007-05-09 2014-08-27 東進セミケム株式会社 新規なアントラセン系化合物及びこれを利用した有機発光素子
KR101442240B1 (ko) 2007-10-01 2014-10-01 동우 화인켐 주식회사 유기실란 화합물, 이를 포함하는 유기전기발광소자용 재료,및 유기전기발광소자
KR100991416B1 (ko) * 2007-12-31 2010-11-03 다우어드밴스드디스플레이머티리얼 유한회사 유기 발광 화합물 및 이를 포함하는 유기 발광 소자
KR101950474B1 (ko) * 2012-08-22 2019-02-21 삼성디스플레이 주식회사 유기 발광 소자
US10381569B2 (en) * 2014-11-25 2019-08-13 Universal Display Corporation Organic electroluminescent materials and devices

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US7129386B2 (en) * 2003-06-27 2006-10-31 Canon Kabushiki Kaisha Substituted anthryl derivative and electroluminescence device using the same

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US5635308A (en) * 1994-04-26 1997-06-03 Tdk Corporation Phenylanthracene derivative and organic EL element
US5972247A (en) * 1998-03-20 1999-10-26 Eastman Kodak Company Organic electroluminescent elements for stable blue electroluminescent devices
US6777111B1 (en) * 1999-08-04 2004-08-17 Kabushiki Kaisha Chuo Kenkyusho Electro luminescent element
US7129386B2 (en) * 2003-06-27 2006-10-31 Canon Kabushiki Kaisha Substituted anthryl derivative and electroluminescence device using the same

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102816179A (zh) * 2007-05-21 2012-12-12 葛来西雅帝史派有限公司 有机电致发光化合物和使用该化合物的有机发光二极管
US20090108735A1 (en) * 2007-10-26 2009-04-30 Begley William J Oled device with fluoranthene electron transport materials
US20090110957A1 (en) * 2007-10-26 2009-04-30 Begley William J Oled device with certain fluoranthene host
US20090108736A1 (en) * 2007-10-26 2009-04-30 Begley William J Phosphorescent oled device with certain fluoranthene host
US8076009B2 (en) 2007-10-26 2011-12-13 Global Oled Technology, Llc. OLED device with fluoranthene electron transport materials
US8129039B2 (en) 2007-10-26 2012-03-06 Global Oled Technology, Llc Phosphorescent OLED device with certain fluoranthene host
US8420229B2 (en) 2007-10-26 2013-04-16 Global OLED Technologies LLC OLED device with certain fluoranthene light-emitting dopants
US8431242B2 (en) 2007-10-26 2013-04-30 Global Oled Technology, Llc. OLED device with certain fluoranthene host
US20100117520A1 (en) * 2008-11-12 2010-05-13 Begley William J Oled device with fluoranthene electron injection materials
US8088500B2 (en) 2008-11-12 2012-01-03 Global Oled Technology Llc OLED device with fluoranthene electron injection materials
US20100244677A1 (en) * 2009-03-31 2010-09-30 Begley William J Oled device containing a silyl-fluoranthene derivative

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US20070173658A1 (en) 2007-07-26
US7449593B2 (en) 2008-11-11
US20060226768A1 (en) 2006-10-12
TW200636042A (en) 2006-10-16
TWI287568B (en) 2007-10-01

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