Abstract: The present invention relates to compounds of the formula (I) wherein the substituents are as defined in claim 1, and their use as organic semiconductor in organic devices, like diodes, organic field effect transistors and/or a solar cells. The compounds of the formula I have excellent solubility in organic solvents. High efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when said compounds are used in semiconductor devices or organic photovoltaic (PV) devices (solar cells).

Abstract: The present invention relates to novel polymers comprising a repeating unit(s) of the formula (I) wherein at least one of the substituents R1, R2, R3, R4, R5, R6, and R7 is a group -(Sp)x1-HEI, wherein Sp is a spacer unit, HE1 is a group (HE1I), which increases the hole-injection and/or hole-transport properties of the polymers; or a group (HE1II), which increases the electron-injection and/or electron-transport properties of the polymers, or a group (HE1III), which increases the hole-injection and/or hole-transport properties of the polymers and the electron-injection and/or electron-transport properties of the polymers, x1 is 0, or 1, and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color can be observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).

Abstract: The present invention relates to novel polymers comprising a repeating unit of the formula (I) and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high stability of the emission color can be observed, if the polymers according to the invention are used in organic light emitting diodes (OLEDs).

Abstract: The present invention provides a semiconductor device, especially an organic field effect transistor, comprising a layer comprising a polymer comprising repeating units having a diketopyrrolopyrrole skeleton (DPP polymer) and an acceptor compound having an electron affinity in vacuum of 4.6 eV, or more. The doping of the DPP polymer with the acceptor compound leads to an organic field effect transistor with improved hole mobility, current on/off ratio and controllable threshold shift.

Abstract: This invention relates to electroluminescent metal complexes with triazoles and benzotriazoles, respectively of the formula a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.

Abstract: The present invention relates to polymers comprising a repeating unit of the formula I, or III and their use as organic semiconductor in organic devices, especially an organic field effect transistor (OFET), or a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors.

Abstract: The present invention relates to polymers comprising a repeating unit of the formula (I) and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color are observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).

Abstract: This invention relates to electroluminescent metal complexes of the formula (I), wherein the ring A, formula (II), represents an optionally substituted aryl group which can optionally contain heteroatoms, the ring B, formula (III), represents an optionally substituted nitrogen containing aryl group, which can optionally contain further heteroatoms, or the ring A may be taken with the ring B binding to the ring A to form a ring; the group C, formula (IV), represents an acyclic carbene, or a cyclic carbene (ring C), which can optionally contain heteroatoms, the ring D, formula (V), represents an optionally substituted aryl group which can optionally contain heteroatoms, n1 is an integer of 1 to 3, m1 is an integer of 0, 1, or 2, m2 is an integer 0, or 1, M1 is a metal with an atomic weight of greater than 40, L3 is a monodentate ligand, or a bidentate ligand, Y is —C(?O)—, or —C(X1)2-, wherein X1 is hydrogen, or C1-4alkyl, especially hydrogen, and y is 0, or 1, especially 0; a process for their preparation, ele

Abstract: The present invention relates to polymers comprising a repeating unit of the formula (I) their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color are observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).

Abstract: This invention relates to electroluminescent metal complexes of the formula (I), or (II), a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.

Abstract: The present invention relates to compounds of the formula (I) wherein the substituents are as defined in claim 1, and their use as organic semiconductor in organic devices, like diodes, organic field effect transistors and/or a solar cells. The compounds of the formula I have excellent solubility in organic solvents. High efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when said compounds are used in semiconductor devices or organic photovoltaic (PV) devices (solar cells).

Abstract: The present invention relates to an electronic device, especially an electroluminescent devices, comprising a compound of Formula (I), especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

Abstract: This invention relates to electroluminescent metal complexes with triazoles and benzotriazoles, respectively of the formula (I) a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.

Abstract: The present invention relates to novel polymers comprising a repeating unit of the formula (I) and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high stability of the emission color can be observed, if the polymers according to the invention are used in organic light emitting diodes (OLEDs).

Abstract: This invention relates to electroluminescent metal complexes with triazoles and benzotriazoles, respectively of the formula a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.

Abstract: A novel semiconductor device comprises an azaperylene organic semiconductor of the formula I wherein the substitutents are defined herein.

Abstract: This invention relates to electroluminescent metal complexes with benzotriazoles of the formula (I), a process for their preparation, electronic devices comprising the metal complexes and their use in electronic devices, especially organic light emitting diodes (OLEDs), as oxygen sensitive indicators, as phosphorescent indicators in bioassays, and as catalysts.

Abstract: The present invention relates to compounds of the formula (I), a process for their preparation and their use in organic light emitting diodes (OLEDs), especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or special characteristics of electroluminescent devices.

Abstract: The present invention relates electroluminescent devices, comprising a compound of the formula (I), especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

Abstract: The present invention relates to novel polymers comprising a repeating unit(s) of the formula (I) wherein at least one of the substituents R1, R2, R3, R4, R5, R6 and R7 is a group -(Sp)x1-HEI, wherein Sp is a spacer unit, HEI is a group (HEII), which increases the hole-injection and/or hole-transport properties of the polymers; or a group (HEIII), which increases the electron-injection and/or electron-transport properties of the polymers, or a group (HEIIII), which increases the hole-injection and/or hole-transport properties of the polymers and the electron-injection and/or electron-transport properties of the polymers, x1 is 0, or 1, and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color can be observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).