Patent application number | Description | Published |
20080199600 | Organic Semiconductor Solutions - The present invention relates to liquid compositions, in particular solutions, of at least one organic semiconductor which emits light from the triplet state, in an organic solvent or solvent mixture, which are characterised in that the content of certain compounds is below a certain limit value, and to the use thereof for the production of layers of the organic semiconductors on substrates, in particular for the electronics industry. | 08-21-2008 |
20080207851 | Method for the Production of Polymers - The present invention relates to a process for preparing polymers by polycondensation catalysed by transition metals. These polymers are of great importance in, in particular, the fast-growing field of organic semiconductors. The polymers obtained by the process of the invention can be prepared with greater reproducibility and in higher purity than polymers obtained according to the prior art. | 08-28-2008 |
20080265214 | Solutions of Organic Semiconductors - Solutions comprising: (i) at least one organic semiconductor, (ii) at least one organic solvent A having a boiling point, and (iii) at least one organic solvent B having a boiling point; wherein the at least one organic semiconductor comprises at least one high molecular weight component, wherein the at least one organic solvent A is a good solvent for the at least one organic semiconductor, wherein the at least one organic solvent B is a poor solvent for the at least one organic semiconductor; and wherein the boiling point of the at least one solvent A is greater than the boiling point of the at least one solvent B; and the use of such solutions in processes for forming organic semiconductor layers on substrates and devices formed by such processes. | 10-30-2008 |
20100113779 | RHODIUM COMPLEXES AND IRIDIUM COMPLEXES - The present invention describes novel organometallic compounds which are phosphorescence emitters. Such compounds can, as active constituents (=functional materials), be used in a number of different applications, which in the broadest sense can be classed as belonging to the electronics industry. | 05-06-2010 |
20100227978 | METAL COMPLEXES - The present invention relates to new types of metal complexes. Such compounds can be used as active components (=functional materials) in a series of different types of applications which can be classed within the electronics industry in the widest sense. | 09-09-2010 |
20120211701 | MATERIALS FOR ELECTRONIC DEVICES - The present invention relates to compounds of the formula (I), to mixtures of the said compounds with emitter compounds, to the use of compounds of the formula (I) and the said mixtures in electronic devices, and to electronic devices containing one or more compounds of the formula (I) and/or mixtures of compounds of the formula (I) with emitter compounds. | 08-23-2012 |
20120217449 | MATERIALS FOR ELECTRONIC DEVICES - The present invention relates to compounds of the general formula (I), to the use thereof in electronic devices, preferably as host material for fluorescent dopants or as fluorescent dopant, to a process for the preparation of the compounds of the formula (I), and to electronic devices comprising compounds of the formula (I). | 08-30-2012 |
20120307177 | LIQUID CRYSTAL DISPLAY AND LIQUID CRYSTALLINE MEDIUM - The invention relates to an electro-optical liquid-crystal display which contains, as dielectric, a liquid-crystalline medium having negative dielectric anisotropy and includes a backlight which essentially only emits light having a wavelength of 400 nm or more or has, between the liquid-crystal layer and the backlight, a cut-off filter which essentially only allows light having a wavelength of 420 nm or more to pass through. | 12-06-2012 |
20130015403 | COMPOUNDS FOR ELECTRONIC DEVICESAANM Becker; HeinrichAACI HofheimAACO DEAAGP Becker; Heinrich Hofheim DEAANM Schwaiger; JochenAACI Frankfurt am MainAACO DEAAGP Schwaiger; Jochen Frankfurt am Main DEAANM Spreitzer; HubertAACI ViernheimAACO DEAAGP Spreitzer; Hubert Viernheim DEAANM Voges; FrankAACI Bad DuerkheimAACO DEAAGP Voges; Frank Bad Duerkheim DEAANM Heil; HolgerAACI Frankfurt am MainAACO DEAAGP Heil; Holger Frankfurt am Main DE - The present invention relates to compounds having a spirobifluorene skeleton of the formula (I) for use as functional materials in electronic devices, in particular for use in the charge-transport layer and/or emission layer of organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to mixtures comprising the compounds according to the invention. The invention furthermore relates to the use of the compounds of the formula (I) in electronic devices and to electronic devices comprising the compounds of the formula (I). | 01-17-2013 |
20130240796 | MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES - The present invention relates to compounds of the formula (1) and formula (2) which are suitable for use in electronic devices, in particular in organic electroluminescent devices. | 09-19-2013 |
20140309458 | PROCESS FOR PRODUCING ARYLAMINES - The invention relates to a process for producing compounds containing at least one arylamino group by means of a coupling reaction of an amino compound with an aryl compound, using a strong base. | 10-16-2014 |