Abstract:
The present invention relates to the use of triazole derivatives selected from the group consisting of triazolopyrimidine derivatives and triazolouracil derivatives in organic light-emitting diodes (OLEDs), an OLED comprising at least one of the organic triazole derivatives mentioned, a light-emitting layer comprising at least one of the triazole derivatives mentioned, an OLED comprising the light-emitting layer of the invention, a device comprising an OLED according to the invention and also specific novel triazole derivatives.
Abstract:
Complejo de metal-carbeno de formula general (I)**Fórmula** en la que M, n, Y, A2, A3, A4, A5, R1, R2, R3, R4, R5, R6, R7, 5 R8, R9, R10, K, L, m y o presentan los siguientes significados: M es Ir o Pt, n es número entero seleccionado de 1, 2 ó 3, Y es NR1, O, S o C(R10)2, A2, A3, A4, A5 independientemente unos de otros son N o C, en donde 2 A >= átomos de N y está presente en el anillo entre dos átomos de N al menos un átomo de C, R1 es un resto alquilo con 1 a 20 átomos de carbono lineal o ramificado, interrumpido dado el caso por al menos un heteroátomo, que porta dado el caso al menos un grupo funcional, resto cicloalquilo con 3 a 20 átomos de carbono, resto arilo con 6 a 30 átomos de carbono sustituido o no sustituido, resto heteroarilo con un total de 5 a 18 átomos de carbono y/o heteroátomos sustituido o no sustituido, R2, R3, R4, R5 son, en el caso de que A2, A3, A4 y/o A5 signifiquen N, un par de electrones libres o, en el caso de que A2, A3, A4 y/o A5 signifiquen C, independientemente unos de otros hidrógeno, un resto alquilo con 1 a 20 átomos de carbono lineal o ramificado, interrumpido dado el caso por al menos un heterátomo, que porta dado el caso al menos un grupo funcional, resto cicloalquilo con 3 a 20 átomos de carbono, resto arilo con 6 20 a 30 átomos de carbono sustituido o no sustituido, resto heteroarilo con un total de 5 a 18 átomos de carbono y/o heteroátomos sustituido o no sustituido, grupo con efecto donador o aceptor o R3 y R4 forman junto con A3 y A4 un anillo con un total de 5 a 18 átomos de carbono y/o heteroátomos, interrumpido dado el caso por al menos otro heteroátomo, insaturado, dado el caso sustituido, R6, R7, R8, R9 independientemente unos de otros son hidrógeno, un resto alquilo con 1 a 20 átomos de carbono lineal o ramificado, interrumpido dado el caso por al menos un heteroátomo, que porta dado el caso al menos un grupo funcional, resto cicloalquilo con 3 a 20 átomos de carbono, resto cicloheteroalquilo con 3 a 20 átomos de carbono, resto arilo con 6 a 30 átomos de carbono sustituido o no sustituido, resto heteroarilo con un total de 5 a 18 átomos de carbono y/o heteroátomos sustituido o no sustituido, con un esqueleto base seleccionado de piridilo, pirimidilo, pirazilo, triazolilo, pirrol, furano, tiofeno, pirazol, triazol, oxazol y tiazol, grupo con efecto donador o aceptor, seleccionado de restos de halógeno, restos sililo, restos siloxi, restos alcoxi, restos ariloxi, restos carbonilo, restos éster, grupos CH2F, grupos CHF2, grupos CF3, grupos CN, grupos tio y grupos SCN
Abstract:
Compounds of the general formula I (variables defined herein) and processes for making compounds including 2,6 -naphthyl radicals are provided. Polymerizable or nonpolymerizable liquid-crystalline compositions including one or more compounds including 2,6 -naphthyl radicals, and products and processes employing such compositions, are also provided.
Abstract:
The present invention relates to heteroleptic carbene complexes comprising at least two different carbene ligands, to a process for preparing the heteroleptic carbene complexes, to the use of the heteroleptic carbene complexes in organic light-emitting diodes, to organic light-emitting diodes comprising at least one inventive heteroleptic carbene complex, to a light-emitting layer comprising at least one inventive heteroleptic carbene complex, to organic light-emitting diodes comprising at least one inventive light-emitting layer, and to devices which comprise at least one inventive organic light-emitting diode.
Abstract:
The present invention relates to the use of transition metal-carbene complexes in organic light-emitting diodes (OLEDs), to a light-emitting layer, to a blocking layer for electrons or excitons, or to a blocking layer for holes, each comprising these transition metal-carbene complexes, to OLEDs comprising these transition metal-carbene complexes, to devices which comprise an inventive OLED, and to transition metal-carbene complexes.
Abstract:
The present invention relates to an organic electronic device including a first electrode, a second electrode and a first organic layer interposed between the first electrode and the second electrode, wherein the first organic layer comprises at least one metal organic compound and at least one metal oxide. The present invention further relates to an apparatus comprising the organic electronic device according to the present invention.
Abstract:
The present invention relates to the use of dibenzofurans and dibenzothiophenes which have at least one nitrogen-bonded five-membered heterocyclic ring as a substituent as host, blocker and/or charge transport material in organic electronics. The present invention further relates to dibenzofurans and dibenzothiophenes which comprise at least one nitrogen-bonded five-membered heterocyclic ring and at least one carbazolyl radical as substituents, to a process for preparation thereof, and to the use of these compounds in organic electronics.