Fei et al., 2020 - Google Patents

A symmetric nonpolar blue AIEgen as nondoped fluorescent OLED emitter with low efficiency roll-off

Fei et al., 2020

Document ID
13184372145799980688
Author
Fei N
Wei Q
Cao L
Bai Y
Ji H
Peng R
Huang L
Shiyou H
Ge Z
Publication year
Publication venue
Organic Electronics

External Links

Snippet

Blue emitters are necessary for achieving full-color displaying OLEDs, however, most blue emitters show low efficiency, short lifetime or serious efficiency roll-off, hindering the development of OLED techniques. In this research, a nonpolar symmetric aggregation …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • C09K2211/1025—Heterocyclic compounds characterised by ligands
    • C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1003—Carbocyclic compounds
    • C09K2211/1007—Non-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1003—Carbocyclic compounds
    • C09K2211/1011—Condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0062—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene aromatic compounds comprising a hetero atom, e.g.: N,P,S
    • H01L51/0071—Polycyclic condensed heteroaromatic hydrocarbons
    • H01L51/0072—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ringsystem, e.g. phenanthroline, carbazole
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0077—Coordination compounds, e.g. porphyrin
    • H01L51/0079—Metal complexes comprising a IIIB-metal (B, Al, Ga, In or TI), e.g. Tris (8-hydroxyquinoline) gallium (Gaq3)
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0052—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H01L51/0056—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing six or more rings
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0059—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/5012—Electroluminescent [EL] layer
    • H01L51/5016—Triplet emission
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0077—Coordination compounds, e.g. porphyrin
    • H01L51/0084—Transition metal complexes, e.g. Ru(II)polypyridine complexes
    • H01L51/0085—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising Iridium

Similar Documents

Publication Publication Date Title
Zhan et al. Polyphenylbenzene as a platform for deep-blue OLEDs: aggregation enhanced emission and high external quantum efficiency of 3.98%
Zhuang et al. Synthesis, characterization, physical properties, and blue electroluminescent device applications of phenanthroimidazole derivatives containing anthracene or pyrene moiety
Zhang et al. Synthesis of blue light emitting bis (triphenylethylene) derivatives: a case of aggregation-induced emission enhancement
Yu et al. Synthesis, characterization and high-efficiency blue electroluminescence based on coumarin derivatives of 7-diethylamino-coumarin-3-carboxamide
Fei et al. A symmetric nonpolar blue AIEgen as nondoped fluorescent OLED emitter with low efficiency roll-off
Ye et al. Asymmetric anthracene derivatives as multifunctional electronic materials for constructing simplified and efficient non-doped homogeneous deep blue fluorescent OLEDs
Chen et al. Deep-blue organic light-emitting diodes based on push-pull π-extended imidazole-fluorene hybrids
Wang et al. Pentaphenylphenyl substituted quinacridone exhibiting intensive emission in both solution and solid state
Wu et al. Highly efficient deep-blue fluorescent OLEDs based on anthracene derivatives with a triplet–triplet annihilation mechanism
Yu et al. Tuning the emission from local excited-state to charge-transfer state transition in quinoxaline-based butterfly-shaped molecules: Efficient orange OLEDs based on thermally activated delayed fluorescence emitter
Jia et al. A novel bipolar carbazole/phenanthroimidazole derivative for high efficiency nondoped deep-blue organic light-emitting diodes
Ouyang et al. Enhanced efficiency in nondoped, blue organic light-emitting diodes utilizing simultaneously local excition and two charge-transfer exciton from benzimidazole-based donor–acceptor molecules
Si et al. Functional versatile bipolar 3, 3′-dimethyl-9, 9′-bianthracene derivatives as an efficient host and deep-blue emitter
Kim et al. Orange phosphorescent organic light-emitting diodes using new spiro [benzoanthracene-fluorene]-type host materials
Wen et al. Engineering of aggregation-induced emission luminogens by isomeric strategy to achieve high-performance optoelectronic device
Wang et al. Tuning electron injection/transporting properties of 9, 10-diphenylanthracene based electron transporters via optimizing the number of peripheral pyridine for highly efficient fluorescent OLEDs
Ma et al. Adjusting the photophysical properties of AIE-active TADF emitters from through-bond to through-space charge transfer for high-performance solution-processed OLEDs
Zhao et al. Converting thermally activated delayed fluorescence into hybridized local and charge-transfer via an addition acceptor moiety
Gong et al. Tuning emissive characteristics and singlet-triplet energy splitting of fluorescent emitters by encapsulation group modification: Yellow TADF emitter for solution-processed OLEDs with high luminance and ultraslow efficiency roll-off
Li et al. Solution-processable, high luminance deep-blue organic light emitting devices based on novel naphthalene bridged bis-triphenylamine derivatives
Wang et al. Anthracene and carbazole based asymmetric fluorescent materials for high-efficiency deep-blue non-doped organic light emitting devices with CIEy= 0.06
Liang et al. Efficient tuning of electroluminescence from sky-blue to deep-blue by changing the constitution of spirobenzofluorene derivatives
Xu et al. Highly efficient nondoped blue organic light-emitting diodes based on a star-group tetraphenylethylene-substituted aggregation-induced-emission-active organic fluorescent small molecules
Zhan et al. Prying into the limit of CIE value for TPE-based blue AIEgens in organic light-emitting diodes
Wu et al. Phthalonitrile-based bipolar host for efficient green to red phosphorescent and TADF OLEDs