WO2015031752A3 - Light-emitting devices - Google Patents

Light-emitting devices Download PDF

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Publication number
WO2015031752A3
WO2015031752A3 PCT/US2014/053401 US2014053401W WO2015031752A3 WO 2015031752 A3 WO2015031752 A3 WO 2015031752A3 US 2014053401 W US2014053401 W US 2014053401W WO 2015031752 A3 WO2015031752 A3 WO 2015031752A3
Authority
WO
WIPO (PCT)
Prior art keywords
light
emitting devices
emitting
devices
Prior art date
Application number
PCT/US2014/053401
Other languages
French (fr)
Other versions
WO2015031752A2 (en
Inventor
Liping Ma
Original Assignee
Nitto Denko Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nitto Denko Corporation filed Critical Nitto Denko Corporation
Publication of WO2015031752A2 publication Critical patent/WO2015031752A2/en
Publication of WO2015031752A3 publication Critical patent/WO2015031752A3/en

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • 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
    • H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • H10K50/13—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/10—Triplet emission
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2101/00—Properties of the organic materials covered by group H10K85/00
    • H10K2101/27—Combination of fluorescent and phosphorescent emission
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301—Details of OLEDs
    • H10K2102/302—Details of OLEDs of OLED structures
    • H10K2102/3023—Direction of light emission
    • H10K2102/3026—Top emission
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/40—Organosilicon compounds, e.g. TIPS pentacene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
    • H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Led Device Packages (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

Light-emitting devices are described herein.
PCT/US2014/053401 2013-08-29 2014-08-29 Light-emitting devices WO2015031752A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361871750P 2013-08-29 2013-08-29
US61/871,750 2013-08-29

Publications (2)

Publication Number Publication Date
WO2015031752A2 WO2015031752A2 (en) 2015-03-05
WO2015031752A3 true WO2015031752A3 (en) 2015-06-04

Family

ID=51570861

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2014/053401 WO2015031752A2 (en) 2013-08-29 2014-08-29 Light-emitting devices

Country Status (1)

Country Link
WO (1) WO2015031752A2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060232194A1 (en) * 2005-04-13 2006-10-19 Yeh-Jiun Tung Hybrid OLED having phosphorescent and fluorescent emitters
US20130153871A1 (en) * 2011-12-14 2013-06-20 Nitto Denko Corporation Top-emitting white organic light-emitting diodes having improved efficiency and stability
WO2014099864A2 (en) * 2012-12-17 2014-06-26 Nitto Denko Corporation Light-emitting devices comprising emissive layer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060232194A1 (en) * 2005-04-13 2006-10-19 Yeh-Jiun Tung Hybrid OLED having phosphorescent and fluorescent emitters
US20130153871A1 (en) * 2011-12-14 2013-06-20 Nitto Denko Corporation Top-emitting white organic light-emitting diodes having improved efficiency and stability
WO2014099864A2 (en) * 2012-12-17 2014-06-26 Nitto Denko Corporation Light-emitting devices comprising emissive layer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YONGBIAO ZHAO ET AL: "Improving color stability of blue/orange complementary white OLEDs by using single-host double-emissive layer structure: Comprehensive experimental investigation into the device working mechanism", ORGANIC ELECTRONICS, ELSEVIER, AMSTERDAM, NL, vol. 13, no. 8, 18 April 2012 (2012-04-18), pages 1340 - 1348, XP028514296, ISSN: 1566-1199, [retrieved on 20120425], DOI: 10.1016/J.ORGEL.2012.04.015 *

Also Published As

Publication number Publication date
WO2015031752A2 (en) 2015-03-05

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