Patent application number | Description | Published |
20120256169 | SUBSTITUTED OLIGOAZACARBAZOLES FOR LIGHT EMITTING DIODES - Novel compounds containing substituted oligoazacarbazole chains are provided. These compounds are useful in organic light emitting devices, in particular as hosts in the emissive layer of such devices. | 10-11-2012 |
20120298966 | Host materials for oled - Novel aryl silicon and aryl germanium host materials are described. These compounds improve OLED device performance when used as hosts in the emissive layer of the OLED. | 11-29-2012 |
20130119353 | TRIPHENYLENE SILANE HOSTS - Novel aryl silicon and aryl germanium host materials, and in particular host materials containing triphenylene and pyrene fragments, are described. These compounds improve OLED device performance when used as hosts in the emissive layer of the OLED. | 05-16-2013 |
20130293094 | Asymmetric Hosts With Triaryl Silane Side Chains - Novel asymmetric host compounds containing an electron-transport moiety, a hole-transport moiety, an aromatic spacer, and a triaryl silane group are provided. These compounds are useful materials that can be incorporated into OLED devices. | 11-07-2013 |
20130306940 | HETEROLEPTIC IRIDIUM COMPLEXES CONTAINING CARBAZOLE-IMIDAZOLE-CARBENE LIGANDS AND APPLICATION OF THE SAME IN LIGHT-EMITTING DEVICES - A compound according to Formula I, as well as, devices and formulations containing the compound as described. The compound has the general formula | 11-21-2013 |
20140027733 | TRANSITION METAL COMPLEXES CONTAINING SUBSTITUTED IMIDAZOLE CARBENE AS LIGANDS AND THEIR APPLICATION IN OLEDS - Compounds having a metal M complexed to a ligand L containing a substituted imidazole carbene group, which is represented Formula (I), below: | 01-30-2014 |
20140117343 | HOST MATERIALS FOR OLEDS - Novel aryl silicon and aryl germanium host materials, and in particular host materials containing triphenylene and pyrene fragments, are described. These compounds improve OLED device performance when used as hosts in the emissive layer of the OLED. | 05-01-2014 |
20140131676 | IRIDIUM COMPLEXES WITH AZA-BENZO FUSED LIGANDS - Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs. | 05-15-2014 |
20140264292 | HOST COMPOUNDS FOR PHOSPHORESCENT OLEDS AND DEVICES THEREOF - A compound according to a formula I, devices incorporating the same, and formulations including the same are described. The compound according to the formula I can have the structure | 09-18-2014 |
20150014649 | Organic Light Emitting Diode Materials - The present invention relates to novel organic compounds containing a triphenylene and a carbazole. The compounds are useful for organic light-emitting diodes. The compounds are also useful for charge-transport and charge-blocking layers, and as hosts in the light-emissive layer for organic light emitting devices (OLEDs). | 01-15-2015 |
20150021557 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - Compounds according to Formula I, devices containing the same and formulations containing the same are described. | 01-22-2015 |
20150053938 | ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES - A composition formed of a first mixture of a first compound and a second compound wherein the first compound has different chemical structure than the second compound; the first compound is capable of functioning as a hole transporting material in an organic light emitting device at room temperature; the first compound comprises at least one carbazole group; the first compound has a evaporation temperature T1 of 150 to 350° C.; the second compound has evaporation temperature T2 of 150 to 350° C.; the absolute value of T1−T2 is less than 20° C.; the first compound having a concentration C1 in said first mixture, and the first compound having a concentration C2 in a film formed by evaporating the first mixture in a vacuum deposition tool at a constant pressure between 1×10 | 02-26-2015 |