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Shakutsui et al., 2009 - Google Patents

Improved efficiency of polymer light-emitting diodes by inserting a hole transport layer formed without thermal treatment above glass transition temperature

Shakutsui et al., 2009

Document ID
7970505338809296170
Author
Shakutsui M
Matsuura H
Fujita K
Publication year
Publication venue
Organic Electronics

External Links

Snippet

We have demonstrated a significant improvement in the performance of polymer light- emitting diodes (PLEDs) by inserting the fluorene-triatylamine copolymer as hole transport layer (HTL) without a thermal treatment above the glass transition temperature (Tg). A thin …
Continue reading at www.sciencedirect.com (other versions)

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    • H—ELECTRICITY
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    • 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
    • H01L51/0034—Organic polymers or oligomers
    • H01L51/0035—Organic polymers or oligomers comprising aromatic, heteroaromatic, or arrylic chains, e.g. polyaniline, polyphenylene, polyphenylene vinylene
    • H01L51/0039—Polyeflurorene and derivatives
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    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0034—Organic polymers or oligomers
    • H01L51/0035—Organic polymers or oligomers comprising aromatic, heteroaromatic, or arrylic chains, e.g. polyaniline, polyphenylene, polyphenylene vinylene
    • H01L51/0038—Poly-phenylenevinylene and derivatives
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    • 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
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    • 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
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    • 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
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    • 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)
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    • 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];
    • H01L51/52—Details of devices
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    • H01L51/0508—Field-effect devices, e.g. TFTs
    • H01L51/0512—Field-effect devices, e.g. TFTs insulated gate field effect transistors
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    • H01L2251/50—Organic light emitting devices
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