Novaled Gmbh

Samsung Sdi Co., Inc.

Leibniz-Institut Fur Polymerforschung Dresden E.v.

Beeoled Gmbh

Volodymyr Senkovskyy

Carsten Rothe

Benjamin Schulze

Francois Cardinali

Jerome Ganier

Ulrich Denker

Domagoj Pavicic

Julien Frey

Byungku Kim

Hyungsun Kim

Regina Luschtinetz

Pierre Seidenglanz

Stefan Zott

Omrane Fadhel

Mike Zoellner

Steffen Runge

Vygintas Jankus

Gregor Schwartz

Kay Lederer

Mauro Furno

Brigitte Isabell Voit

Bodo Wallikewitz

Tomas Kalisz

Elena Galan

Johannes Scholz

Mike Zöllner

Martin Ammann

Katja Gräf

Anne Fadhel

Anton Kiriy

Manfred Stamm

Chao Wu

Peter Robaschik

Annette Steudel

Urlich Denker

Isabelle Brigitte Voit

The present invention relates to a method for preparing an organic semiconducting layer comprising the steps: a) providing a first composition in a first vacuum thermal evaporation source, the first composition comprising aa) a first organic compound, the first organic compound comprising at least one unsubstituted or substituted C-Ccondensed aryl group and/or at least one unsubstituted or substituted C-Cheteroaryl group, wherein the one or more substituent(s) if present, are selected from the group consisting of (i) deuterium, (ii) a halogen, (iii) a Cto Csilyl group, (iv) a Cto Calkyl group, (v) a C to Calkylsilyl group, (vi) a Cto Carylsilyl group, (vii) a Cto Ccycloalkyl group, (viii) a Cto Cheterocycloalkyl group, (ix) a Cto Caiyl group, (x) a Cto Cheteroaryl group, (xi) a Cto Cperfluoro-hydrocarbyl group, or (xii) a Cto Ctrifluoroalkyl group, wherein the first organic compound has i) a dipole moment in the range of ≥0 and ≤2 Debye; and ii) a molecular weight in the range of ≥400 and ≤1,800; and bb) a metal borate compound; b) transferring the first composition from the solid phase into the gas phase in a vacuum chamber; and c) depositing the first composition on a substrate to form the organic semiconducting layer; a composition for use therein, and an organic electronic device prepared this way.

Method for preparing an organic semiconducting layer, a composition for use therein and an organic electronic device

The present invention is directed to an organic light emitting diode () comprising:

Electron transport layer comprising a matrix compound mixture for an organic light-emitting diode (OLED)

Organic electroluminescent device comprising an anode, a cathode, at least one emission layer and an organic semiconducting layer; wherein the organic semiconducting layer is arranged between the at least one emission layer and the cathode; wherein the organic semiconducting layer comprises; a) a first organic compound comprising a first Cto Carene structural moiety and/or a first Cto Cheteroarene structural moiety, wherein i) the dipole moment of the first organic compound, computed by the TURBOMOLE V6.5 program package using hybrid functional B3LYP and Gaussian 6-31G* basis set, is from 0 to 2.5 Debye; and ii) the LUMO energy level of the first organic compound in the absolute scale taking vacuum energy level as zero, computed by the TURBOMOLE V6.5 program package using hybrid functional B3LYP and Gaussian 6-31G* basis set, is in the range from −1.7 eV to −2.1 eV; and b) a second organic compound comprising a second Cto Carene structural moiety and/or a second Cto Cheteroarene structural moiety and in addition at least one polar group selected from phosphine oxide and phosphine sulfide, wherein in) the dipole moment of the second organic compound, computed by the TURBOMOLE V6.5 program package using hybrid functional B3LYP and Gaussian 6-31G* basis set, is from 1.5 to 10 Debye; and iv) the LUMO energy level of the second organic compound in the absolute scale taking vacuum energy level as zero is less than 0.25 eV higher or lower than the LUMO energy level of the first organic compound; wherein it is provided that the first organic compound and the second organic compound are different from each other.

Organic electroluminescent device and a solid composition for use therein

The present invention relates to an. organic semiconductive layer which is an electron transport layer and/or an electron injection layer and/or an n-type charge generation layer, the organic semiconductive layer comprising at least one compound of formula (1) wherein Rand Rare each independently selected from Cto Calkyl; Aris selected from Cto Carylene or Cto Cheteroarylene; Aris independently selected from Cto Carylene or Cto Cheteroarylene; Ris independently selected from H, Cto Calkyl or Cto Caryl; wherein each of Ar, Arand Rmay each independently be unsubstituted or substituted with at least one Cto Calky group; n is 0 or 1; and m is 1 in case of n=0; and m is 1 or 2 in case of n=1, phosphine oxide compounds comprised therein and to organic electroluminescent devices comprising such layers and compounds.

Organic semiconductive layer comprising phosphine oxide compounds

The present invention relates to compounds that include a nitrogen heteroatom, including a compound of the formula (I). Also provided herein is an organic electronic device comprising the compound and a display device or lighting device comprising the organic electronic device.

Compound, organic electronic device comprising the same, and display device and lighting device comprising the same

The present invention relates to a compound of the Formula (I) wherein at least one of Rto Rand/or Aris a group having the Formula (II) wherein the asterisk symbol '*' in Formula (II) represents the position of binding of the group having the Formula (II); L is selected from substituted or unsubstituted Cto Carylene; Aris selected from substituted or unsubstituted Cto Cheteroaryl, wherein the heteroaryl comprises at least two N-atoms; Arand Arare independently selected from substituted or unsubstituted Cto Caryl and/or substituted or unsubstituted Cto Cheteroaryl, wherein Arand Arare selected differently from each other; Aris selected from the group consisting of substituted or unsubstituted Cto Calkyl, substituted or unsubstituted Cto Caryl, substituted or unsubstituted Cto Cheteroaryl and a group having the general Formula (II); Rto Rare independently selected from the group consisting of H, D, F, Cto Calkyl, Cto Caryl, Cto Cheteroaryl and a group having the Formula (II); and Rand R; or Rand Ror R; and R; or Rand Rmay independently from each other form a fused ring or system of fused rings; a semiconducting layer comprising the same, an organic electronic device comprising the same as well as a display or a lighting device comprising the organic electronic device.

Compound and organic semiconducting layer, organic electronic device, display device and lighting device comprising the same

The present invention relates to a compound of formula 1 and an organic electronic device comprising an organic semiconductor layer, wherein at least one organic semiconductor layer comprises a compound of formula (1), wherein Lhas the formula (2) and Lhas the formula (3), wherein Land Lare bonded at '*' via a single bond independently to the same or different arylene groups or heteroarylenes group of Ar; and wherein X, Xare independently selected from O, S and Se; Aris selected from substituted or unsubstituted Cto Carylene or Cto Cheteroarylene, wherein the substituent of the substituted Cto Carylene or Cto Cheteroarylene are independently selected from Cto Calkyl, Cto Calkoxy, CN, halogen, OH, Cto Caryl and Cto Cheteroaryl; R, Rare independently selected from substituted or unsubstituted Cto Calkyl, wherein the substituent of substituted Cto Calkyl is selected from Cto Carylene or Cto Cheteroarylene; R, Rare independently selected from substituted or unsubstituted Cto Calkyl, substituted or unsubstituted Cto Carylene, Cto Cheteroarylene, wherein the substituent of substituted Cto Calkyl, the substituent of the substituted Cto Carylene, Cto Cheteroarylene are independently selected from Cto Carylene or Cto Cheteroarylene; n is selected from 1 to 5, wherein n is an integer number.

Organic electronic device comprising an organic semiconductor layer

The present invention relates to acridine compound of formula structure (I), and to an electron transport layer, which comprises at least one compound of formula (I), an semiconductor layer comprising at least one compound of formula (I) as well as to an electronic device comprising a semiconductor layer thereof. 

Acridine compound for use in an electronic device and display device

The present invention relates to a charge transporting semi-conducting material comprising: a) optionally at least one electrical dopant, and b) at least one cross-linked charge-transporting polymer comprising 1,2,3-triazole cross-linking units, a method for its preparation and a semiconducting device comprising the charge transporting semi-conducting material.

Charge transporting semi-conducting material and semi-conducting device

The present invention relates to an organic electroluminescent device comprising a first electrode, at least one second electrode, at least one emission layer and at least one electron transport region, wherein the emission layer and the electron transport region are arranged between the at least one second electrode and the first and the electron transport region is arranged between the emission layer and the at least one second electrode, wherein the at least one electron transport region comprises a first electron transport layer, the first electron transport layer preferably not comprising an n-type dopant; and a performance enhancement layer, the performance enhancement layer having a refractive index of &#x2264;1.6 at a wavelength of 1,200 nm; wherein the first electron transport layer is arranged between the emission layer and the performance enhancement layer; and the performance enhancement layer is arranged between the first electron transport layer and the at least one second electrode.

Organic electroluminescent device

The present invention relates to a compound of an acridine derivate as well as of an organic semiconductor material an organic semiconductor layer, an electronic device comprising the acridine derivative, a device comprising an organic light-emitting diode comprising the acridine derivative, a display device thereof and a method of manufacturing the same. (I) wherein L is selected from phenylene, naphthylene and biphenylene; R, R, R, Rand Rare independently selected from unsubstituted or substituted Cto Caryl and unsubstituted or substituted pyridyl; and the substituents are selected from deuterium, Cto Calkyl and Cto Calkoxy; a, b, c, d and e are independently selected from 0 or 1 and 2&#x2264;a+b+c+d+e&#x2264;5. 

Compound for electronic device and electronic device and display device

The present invention is directed to matrix compounds and an organic light-emitting diode (OLED) comprising an emission layer and an electron transport layer stack of at least two electron transport layers, wherein a first electron transport layer and a second electron transport layer comprises at least one matrix compound, wherein the matrix compound or compounds of the first electron transport layer is/are different to the matrix compound or compounds of the second electron transport layer; and in addition, the first electron transport layer comprises a dopant of a lithium halide and/or lithium organic complex; and the second electron transport layer is free of a dopant; wherein at least one matrix compound of the second electron transport layer having the chemical formula Ia, Ib and/or Ic: (Ia) (Ib) (Ic) wherein Ar=substituted or unsubstituted arylene with 6 to 20 ring-forming carbon atoms; or carbazolylene; ET=substituted or unsubstituted aryl group with 13 to 40 ring-forming carbon atoms; or a substituted or unsubstituted heteroaryl group with 14 to 40 ring-forming atoms. 

Organic light-emitting diode comprising different matrix compounds in the first and second electron transport layer

The present invention relates to an organic light-emitting diode (OLED) including an ETL stack of at least two electron transport layers, wherein the first electron transport layer comprises a charge transporting compound and the second electron transport layer comprises an acridine compound and an alkali metal salt and/or alkali metal organic complex, a method of manufacturing the same and a device comprising the OLED.

Electron transport layer stack for an organic light-emitting diode

The invention relates to a semiconducting material comprising (i) in substantially elemental form, an electropositive element selected from alkaline metals, alkaline earth metals, rare earth metals, and transition metals, and (ii) at least one first compound which is a compound comprising at least one polar group selected from phosphine oxide group or diazole group; a process for manufacturing the semiconducting material; an electronic device comprising a cathode, an anode and the semiconducting material.

Growing community of inventors

Dresden, Germany

Volodymyr Senkovskyy