Abstract: The present invention relates to chlorinated naphthalenetetracarboxylic acid derivatives, preparation thereof and use thereof as charge transport materials, exciton transport materials or emitter materials.

Abstract: The present invention relates to cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; R1 is selected from bromine, chlorine, cyano, —NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24-alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. The invention further relates to color converters comprising at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, to the use of the color converters and to lighting devices comprising at least one LED and at least one color converter.

Abstract: Disclosed herein are cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; R1 is selected from bromine, chlorine, cyano, —NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24-alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. Also disclosed are color converters containing at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, the use of the color converters, and lighting devices containing an LED and at least one color converter.

Abstract: The present invention relates to a cyanated perylene compound of the formula I in which one of the Z substituents and one of the Z* substituents are cyano and the other Z substituent and the other Z* substituent are each independently CO2R9, CONR10R11, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl or C6-C14-aryl, where R9, R10 and R11 are each as defined in the claims; and mixtures thereof. The present invention further relates to a composition comprising a cyanated perylene compound of the formula I or mixtures thereof and to a process for preparation thereof; to color converters comprising at least one polymer as matrix material and at least one cyanated perylene compound or mixtures thereof or a composition comprising at least one cyanated perylene compound or mixtures thereof as fluorescent dye; to the use of these color converters and to lighting devices comprising at least one LED and at least one color converter.

Abstract: Disclosed herein are cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; 10 is selected from bromine, chlorine, cyano, —NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24-alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. Also disclosed are color converters containing at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, the use of the color converters, and lighting devices containing an LED and at least one color converter.

Abstract: The present invention relates to cyanated naphthalenebenzimidazole compounds of the formula (I) and mixtures thereof, in which R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are each independently hydrogen, cyano or aryl which is unsubstituted or has one or more identical or different substituents RAr, where RAr is as defined in the claims and in the description, with the proviso that the compounds of the formula I comprise at least one cyano group. The invention further relates to color converters comprising at least one polymer as a matrix material and at least one cyanated naphthalenebenzimidazole compound or mixtures thereof as a fluorescent dye, to the use of the color converters and to lighting devices comprising at least one LED and at least one color converter.

Abstract: The present invention relates to a cyanated perylene compound of the formula I in which one of the Z substituents and one of the Z* substituents are cyano and the other Z substituent and the other Z* substituent are each independently CO2R9, CONR10R11, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl or C6-C14-aryl, where R9, R10 and R11 are each as defined in the claims; and mixtures thereof. The present invention further relates to a composition comprising a cyanated perylene compound of the formula I or mixtures thereof and to a process for preparation thereof; to color converters comprising at least one polymer as matrix material and at least one cyanated perylene compound or mixtures thereof or a composition comprising at least one cyanated perylene compound or mixtures thereof as fluorescent dye; to the use of these color converters and to lighting devices comprising at least one LED and at least one color converter.

Abstract: The present invention relates to chlorinated naphthalenetetracarboxylic acid derivatives, preparation thereof and use thereof as charge transport materials, exciton transport materials or emitter materials.

Abstract: The present invention relates to chlorinated naphthalenetetracarboxylic acid derivatives, preparation thereof and use thereof as charge transport materials, exciton transport materials or emitter materials.

Abstract: The present invention relates to cyanated naphthalenebenzimidazole compounds of the formula (I) and mixtures thereof, in which R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are each independently hydrogen, cyano or aryl which is unsubstituted or has one or more identical or different substituents RAr, where RAr is as defined in the claims and in the description, with the proviso that the compounds of the formula I comprise at least one cyano group. The invention further relates to color converters comprising at least one polymer as a matrix material and at least one cyanated naphthalenebenzimidazole compound or mixtures thereof as a fluorescent dye, to the use of the color converters and to lighting devices comprising at least one LED and at least one color converter.

Abstract: The invention relates to compounds of the formula (I) in which Y1 and Y2 are each O or, respectively, NRa or NRb, where Ra and Rb are each H or organyl; Z1 to Z4 are each O or S; R11 to R14, R21 to R24 are each Cl, F; where 1 or 2 of the R11 to R14, R21 to R24 radicals may also be CN and/or 1 R11 to R14, R21 to R24 radical may be H; and where, when Y1 is NRa, Z1 or Z2 may also be NRc, where Ra and Rc together are a bridging X group having from 2 to 5 atoms; and where, when Y2 is NRb, Z3 or Z4 may also be NRd, where Rb and Rd together are a bridging X group having from 2 to 5 atoms; to a process for preparation thereof, and to their use as emitter materials, charge transport materials or exciton transport materials.

Abstract: The invention relates to compounds of the formula (I) in which Y1 and Y2 are each O or, respectively, NRa or NRb, where Ra and Rb are each H or organyl; Z1 to Z4 are each O or S; R11 to R14, R21 to R24 are each Cl, F; where 1 or 2 of the R11 to R14, R21 to R24 radicals may also be CN and/or 1 R11 to R14, R21 to R24 radical may be H; and where, when Y1 is NRa, Z1 or Z2 may also be NRc, where Ra and Rc together are a bridging X group having from 2 to 5 atoms; and where, when Y2 is NRb, Z3 or Z4 may also be NRd, where Rb and Rd together are a bridging X group having from 2 to 5 atoms; to a process for preparation thereof, and to their use as emitter materials, charge transport materials or exciton transport materials.

Abstract: The invention relates to compounds of the formula (I) in which Y1 and Y2 are each O or, respectively, NRa or NRb, where Ra and Rb are each H or organyl; Z1 to Z4 are each O or S; R11 to R14, R21 to R24 are each Cl, F; where 1 or 2 of the R11 to R14, R21 to R24 radicals may also be CN and/or 1 R11 to R14, R21 to R24 radical may be H; and where, when Y1 is NRa, Z1 or Z2 may also be NRc, where Ra and Rc together are a bridging X group having from 2 to 5 atoms; and where, when Y2 is NRb, Z3 or Z4 may also be NRd, where Rb and Rd together are a bridging X group having from 2 to 5 atoms; to a process for preparation thereof, and to their use as emitter materials, charge transport materials or exciton transport materials.

Abstract: A terrylene compound of formula I: wherein R1 to R4 are each independently an unsubstituted or substituted alkyl, aryl, thiophenyl or oligothiophenyl group, or a hydrogen atom. Two adjacent radicals selected from R1 to R4, together with the carbon atoms of the benzene ring to which they are bonded, may also form a fused ring system having 1 to 8 additional rings. With the carbon atoms to which it is bonded, A forms a fused monocyclic, dicyclic, tricyclic, tetracyclic, pentacyclic or hexacyclic ring system which optionally contains one or more independently selected substituents. A process for preparing the terrylene compound. An organic solar cell with a photoactive region including at least one organic donor material in contact with at least one organic acceptor material, the donor material and the acceptor material forming a donor-acceptor heterojunction, and the photoactive region including at least one such terrylene compound.

Abstract: The present invention relates to an organic solar cell with a photoactive region which comprises at least one organic donor material in contact with at least one organic acceptor material, wherein the donor material and the acceptor material form a donor-acceptor heterojunction and wherein the photoactive region comprises at least one substituted perylene.

Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: Rylene is a polycyclic conjugated ring system which comprises at least one perylene unit may comprise heteroatoms as ring atoms, may be functionalized by moieties comprising —CO— groups and/or may bear further substituents other than the A radicals; A is a radical of the formula X is oxygen or sulfur; R are identical or different radicals: optionally substituted alkyl, cycloalkyl, aryl, hetaryl, —U-aryl where U is an —O—, —S—, —NR2—, —CO—, —SO— or —SO2— moiety, or C1-C12-alkoxy, C1-C6-alkylthio, —C?CR2, —CR2?CR22, hydroxy, mercapto, halogen, cyano, nitro, —NR3R4, —NR3COR4, —CONR3R4, —SO2NR3R4, —COOR3 or —SO3R3; R? are identical or different radicals: hydrogen or one of the R radicals; R2 is hydrogen or alkyl, where the R2 radicals may be the same or different when they occur more than once; R3, R4 are each independently hydrogen; optionally substituted alkyl, aryl or hetaryl; n is from 1 to

Abstract: The present invention relates to an organic solar cell which comprises at least one photoactive region which comprises at least one indanthrene compound which is in contact with at least one fullerene compound, and to the use of indanthrene compounds in organic photovoltaics, especially in the form of a component cell of a tandem cell.

Abstract: The present invention relates to the use of dibenzotetraphenylperiflanthene as an electron donor material in an organic solar cell.

Abstract: The invention relates to compounds of the formula (I) in which Y1 and Y2 are each O or, respectively, NRa or NRb, where Ra and Rb are each H or organyl; Z1 to Z4 are each O or S; R11 to R14, R21 to R24 are each Cl, F; where 1 or 2 of the R11 to R14, R21 to R24 radicals may also be CN and/or 1 R11 to R14, R21 to R24 radical may be H; and where, when Y1 is NRa, Z1 or Z2 may also be NRc, where Ra and Rc together are a bridging X group having from 2 to 5 atoms; and where, when Y2 is NRb, Z3 or Z4 may also be NRd, where Rb and Rd together are a bridging X group having from 2 to 5 atoms; to a process for preparation thereof, and to their use as emitter materials, charge transport materials or exciton transport materials.

Abstract: The present invention relates to chlorinated naphthalenetetracarboxylic acid derivatives, preparation thereof and use thereof as charge transport materials, exciton transport materials or emitter materials.