Electronic device, method for manufacturing the same, and display device containing the same

CN112567546BActive Publication Date: 2025-02-28NOVALED GMBH
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Patent Information

Application Number
CN201980044181.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2018-07-02
Filing Date
2019-06-28
Publication Date
2025-02-28
Estimated Expiration
2039-06-28

AI Technical Summary

Technical Problem

The prior art has shortcomings in improving the performance of organic electronic devices, especially in optoelectronic devices containing organic charge transport materials, where voltage and efficiency are problems.

Method used

Using a first semiconductor layer comprising at least one first charge transport matrix compound composed of at least one covalently bound atom and at least one electric dopant, the electric dopant consists of a metal cation and an anionic ligand composed of a covalently bound atom, the anionic ligand comprising at least two boron atoms connected via covalent bonds.

Benefits of technology

Significantly improves the voltage and efficiency of electronic devices and extends the life of the device.

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Abstract

The present invention relates to an electronic device comprising at least one first semiconductor layer between a first electrode and a second electrode, wherein the first semiconductor layer comprises (i) at least one first charge transport matrix compound composed of covalently bonded atoms and (ii) at least one electrical dopant, wherein the electrical dopant comprises at least one metal cation and at least one anionic ligand composed of covalently bonded atoms, wherein the anionic ligand comprises at least two boron atoms connected to each other via covalent bonds, wherein the first semiconductor layer is a charge injection layer, a part of a charge generation layer, a charge transport layer, or two or more thereof, and relates to a method for preparing the device and a display device comprising the device.
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Citation Information

Patent Citations

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    WO2013079676A1

  • Materials for organic electroluminescence devices

    CN102077382A