Novaled Gmbh

Other

Mauro Furno

Thomas Rosenow

Markus Hummert

Ulrich Heggemann

Carsten Rothe

Jan Birnstock

Omrane Fadhel

Francois Cardinali

Volodymyr Senkovskyy

Domagoj Pavicic

Tobias Canzler

Sven Murano

Oliver Langguth

Mike Zöllner

Sven Zimmermann

François Cardinali

Compounds, including metal borate compounds, and electronic semiconducting devices including one or more of the compounds. Compounds may be used in a hole transport layer of the electronic semiconducting devices. Display devices, which may include a plurality of OLED pixels. The OLED pixels may include one or more compounds, including metal borate compounds.

Electronic semiconducting device and method for preparing the electronic semiconducting device

The present invention relates to an electronic device comprising at least one layer comprising a borate salt, wherein the borate salt is comprised in the layer comprising the borate salt In an amount, by weight and/or by volume, exceeding the total amount of other components which may additionally be comprised in the layer, a display device comprising the same and a method for preparing the same.

Electronic device, method for preparing the same and display device comprising the same

The present invention relates to an electronic device comprising between a first electrode and a second electrode at least one first hole transport layer, wherein the first hole transport layer comprises (i) at least one first hole transport matrix compound consisting of covalently bound atoms and (ii) at least one electrical p-dopant selected from metal salts and from electrically neutral metal complexes comprising a metal cation and a at least one anion and/or at least one anionic ligand consisting of at least 4 covalently bound atoms, wherein the metal cation of the electrical p-dopant is selected from alkali metals; alkaline earth metals, Pb, Mn, Fe, Co, Ni, Zn, Cd; rare earth metals in oxidation state (II) or (III); Al, Ga, In; and from Sn, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and W in oxidation state (IV) or less; provided that a) p-dopants comprising anion or anionic ligand having generic formula (Ia) or (Ib). 

The present invention relates to an electronic device comprising between a first electrode and a second electrode at least one first hole transport layer, wherein the first hole transport layer comprises (i) at least one first hole transport matrix compound consisting of covalently bound atoms and (ii) at least one electrical p-dopant selected from metal sate and from electrically neutral metal complexes comprising a metal cation and a at least one anion and/or at least one anionic ligand consisting of at least 4 covalently bound atoms, wherein the metal cation of the electrical p-dopant is selected from alkali metals; alkaline earth metals, Pb, Me, Fe, Co, Ni, Zn, Cd; rare earth metals in oxidation state (II) or (III); Al, Ga, In; and from Sn, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and W in oxidation state (TV) or less; provided that a) p-dopants comprising anion or anionic ligand having generic formula (Ia) or (Ib) wherein A, A, Aand Aare independently selected from CO, SOor POR; R=electron withdrawing group selected from the group comprising halide, nitrile, halogenated or perhalogenated Cto Calkyl, halogenated or perhalogenated Cto Caryl, or halogenated or perhalogenated heteroaryl with 5 to 20 ring-forming atoms; B, B, Band Bare same or independently selected from substituted or unsubstituted Cto Calkyl, substituted or unsubstituted Cto Cheteroalkyl, substituted or unsubstituted Cto Caryl, substituted or unsubstituted Cto Cheteroaryl, or Band Bform a ring; and b) p-dopants consisting of Li cation and an anion selected from perchlorate and tetrafluoroborate are excluded, and the first hole transport layer comprises a sublayer, wherein the electrical dopant is comprised in an amount, by weight and/or by volume, exceeding the total amount of other components which may additionally be comprised in the sublayer, and a method for preparing the same. 

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 organic electronic devices. The devices can include a first electrode, a second electrode, and a substantially organic layer. The substantially organic layer may include a lithium-containing compound, and may be arranged between the first and the second electrode. Also provided herein are organic light emitting diodes, organic solar cells, and organic field effect transistors that include the lithium-containing compound.

Organic electronic device

The invention relates to an organic light emitting device, in a layered structure, comprising a substrate, a bottom electrode, a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, an electrically active region, the electrically active region comprising one or more organic layers and being provided between and in electrical contact with the bottom electrode and the top electrode, a light emitting region provided in the electrically active region, and a roughening layer, the roughening layer being provided as non-closed layer in the electrically active region and providing an electrode roughness to the top electrode by roughening the top electrode on at least one an inner side facing the electrically active region and an outer side of the top electrode facing away from the electrically active region. Furthermore, a further organic light emitting device, and a method of producing an organic light emitting device are provided.

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Dresden, Germany

Mauro Furno