OLED 材料的发展趋势

Copyright©2013DisplaySearch·AllWorldwideRightsReserved·Confidential本講演資料の閲覧権は、ご登録者様が属する企業・団体様内に限り、グループ企業・団体様を含め、外部への開示は出来ません。（閲覧権に関するお問い合わせは事務局まで）AMOLEDMaterialTrendsNPDDisplaySearchFPD部材市場担当シニアアナリストJimmyKim,Ph.D.The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchContentsAMOLEDMaterialTechnologyReviewAMOLEDMaterialMarketForecastAMOLEDMaterialIndustryandSupplyChainAnalysisofAMOLEDPanelManufacturingCost2The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchAMOLEDMaterialTechnologyReviewThe25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchAMOLEDMulti-LayerStructureTypicallyAMOLEDhasverticallystackingmulti-layerstructure.Layerscanbecategorizedastwotypesbytheirfunctions.Emissionlayer(EML)Carriertransportlayer(HIL/HTL/EIL/ETL):Calledas“Commonlayer”SchematicDiagramofOLEDLayerStructureSubstrateLayerDescriptionEIL-IonicMetalcompounds;LiF,Li-q-ProtecttheinterfaceofETL-PromotetheinjectionfromthecathodeETL-HeterocyclicArylCompound;hydroxyquinolinealuminium(Al-q3),naphthaphenylbenzidene(NPB),BCP-FacilitatethepassageofconductionelectronsfromthecathodetotheEML-BlockholesfromEMLbyn-typedopingEML-Host:Arylene,Arylamine,Heterocycliccompound-Dopant(Fl.):ConjugatedAryl,Heterocycliccompound(Ph.):Ir/Pt/Eumetalcomplex-Emitlightwiththedesiredcolor-TypicallyconsistofdopantandhostHTL-Arylaminerelatedmaterials;triphenyldiamine(TPD),naphthaphenylbenzidene(NPB)-TransferholesfromtheanodetotheEML-BlockelectronsfromEMLbyp-typedopingHIL-CuPc,Arylamine,Chargegeneratingcompound-FacilitateholeinjectionfromtheanodeBLUE4The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchCharacterizationofEMLEmissionColor:Red/Green/Blue/White(YG)Molecularmass:SmallMolecule/Polymer(LargeMolecule)MaterialFunction:Host/DopantEmissiontype:Phosphorescence(Ph.)/Fluorescence(Fl.)Red/Green/Blue/YGEmissionMaterialsSmallMoleculePolymer(LargeMolecule)DopantHostDopantHostFluorescent(Fl.)Phosphorescent(Ph.)Fluorescent(Fl.)Phosphorescent(Ph.)5The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchOLEDcolorpatterningmethodstronglydependsonmolecularmassandsolubility.SmallMolecule&Polymer:ColorPatterningProcessSmallMoleculePolymerThermalEvaporationLaserTransferWhite/ColorFilter(CF)RGBMobile/FineMetalMask(FMM)Laserinducedthermalimaging(LITI)Radiationinducedsublimationtransfer(RIST)Laserinducedpattern-wisesublimation(LIPS)SolutionProcessCoatingInkjetPrintingNozzlePrintingRelief/GravurePrintingRGBTV/SmallMaskScanning(SMS)6The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearchVariousOLEDColorPatterningProcessesFMM,SMSandWhite/CFarecurrentlyadoptedforcommercialmanufacturing.ProcessFMMSMSWhite/CFLITIInkjetPrintingNozzlePrintingSchematicDiagramMaterialTypeSMSMSMSMPolymerSolubleSMPolymerSolubleSMPolymerPatternWidth±15µm±2.5µm±2.5µm±2.5µm±10µm±10µmResolution~250ppi300-400ppi300-400ppi300-400ppi~200ppi~200ppiApertureRatio40-50%50-60%60-70%70-80%~60%~60%Advantage-Verified(currentlyinMP)-Almostverified:UpgradedFMMforLarge-area&High-resolution-Large-area&High-resolution-Superiorproductivity-Large-area&High-resolution-Multi-layer-Large-area-Maxmaterialutilization-Large-area-MaxmaterialutilizationIssues-Large-area&High-resolution;Masksagging,Alignment-Masksaggingissueisstillnotfullycleared.-AdditionalCFprocess-Inferiorcolorgamut-Lowefficiency-Nosuitablebluephosphor-Donorfilmcost-Delaminationissue-Poormaterialperformance-Limitedmaterialsupplier-Poormaterialperformance-Limitedmaterialsupplier(SM:SmallMolecule)7The25thDisplaySearchJapanForum(July30-31,2013)本資料の閲覧権はご登録者様が属する企業・団体様内に限り、外部開示は出来ません。AuthorizedUsersmaynotprovidedthispresentationfile,oranypart,tononAuthorizedUsers(internalorexternal)Copyright©2013DisplaySearch4typesofexcitonlevels:1excitonofanti-symmetricspin+3excitonsofsymmetricspinsFluorescence:EmissiononlyfromsingletexcitonEmissionProbability25%;1singlet/(1singlet+3triplets)Phosphorescence:Emissionfromallexcitons,enabledbyheavy-metal(Ir)atomsEmissionProbability100%Fluorescence&Phosphorescence:EmissionMechanismSingletexciton(anti-symmetricspin)Tripletexcitons(symmetricspins)Fluorescence(Lightsonlyfromsingletexciton)Phosphorescence