Abstract: The present application relates to a blue light-emitting organic electroluminescent device (OLED) having an anode, a cathode, at least one blue light-emitting layer and at least one hole-transport layer, wherein the at least one blue light-emitting layer comprises an elongated bis-indenofluorene derivative as a main component and wherein the at least one hole-transport layer comprises a polymer with non-conjugated units as a main component as well as to a method for producing the organic electroluminescent device.

Abstract: The present application relates to a polymer containing at least one structural unit of a formula (I). The polymer is suitable for use in an electronic device.

Abstract: The invention relates to polymers having at least one repeating unit of the following formula (I): wherein Ar1, Ar2, Ar3 and Ar4, R and X, and a, b, c, d, e and f can have the meanings defined in claim 1, to processes for the preparation thereof and to the use thereof in electronic or optoelectronic devices, in particular in organic electroluminescent devices, so-called OLEDs (OLED=Organic Light Emitting Diodes). The present invention also relates to electronic or optoelectronic devices, in particular organic electroluminescent devices, which contain said polymers.

Abstract: The present application relates to a polymer containing at least one structural unit of a formula (I). The polymer is suitable for use in an electronic device.

Abstract: The present application relates to a blue light-emitting organic electroluminescent device (OLED) having an anode, a cathode, at least one blue light-emitting layer and at least one hole-transport layer, wherein the at least one blue light-emitting layer comprises an elongated bis-indenofluorene derivative as a main component and wherein the at least one hole-transport layer comprises a polymer with non-conjugated units as a main component as well as to a method for producing the organic electroluminescent device.

Abstract: The present invention relates to a process for the preparation of an electronic device such as an organic electroluminescent device (OLED), wherein two adjacent functional layers having an interface are formed from solution in a kinetically controlled manner. The process is particularly suitable for fast and efficient production of electronic devices by printing or coating processes. The invention further relates to an electronic device which is obtainable by said process.

Abstract: The present invention relates to formulations which comprise at least one organic semiconductor, at least one metal complex and at least one solvent and the use of these formulations in electronic devices, in particular organic electroluminescent devices.

Abstract: The present invention relates to compounds of formula (1). The compounds are suitable for use in electronic devices, in particular organic electroluminescent devices, comprising these compounds. In some embodiments, the compounds are used as matrix materials for phosphorescent or fluorescent emitters as well as a hole-blocking or electron-transport materials.