Abstract: Use of rylene derivatives I with the following definition of the variables: X together both —COOM; Y a radical -L-NR1R2??(y1) -L-Z—R3??(y2) the other radical hydrogen; together both hydrogen; R is optionally substituted (het)aryloxy, (het)arylthio; P is —NR1R2; B is alkylene; optionally substituted phenylene; combinations thereof; A is —COOM; —SO3M; —PO3M2; D is optionally substituted phenylene, naphthylene, pyridylene; M is hydrogen; alkali metal cation; [NR5]4+; L is a chemical bond; optionally indirectly bonded, optionally substituted (het)arylene radical; R1, R2 are optionally substituted (cyclo)alkyl, (het)aryl; together optionally substituted ring comprising the nitrogen atom; Z is —O—; —S—; R3 is optionally substituted alkyl, (het)aryl; R? is hydrogen; optionally substituted (cyclo)alkyl, (het)aryl; R5 is hydrogen; optionally substituted alkyl (het)aryl; m is 0, 1, 2; n, p m=0: 0, 2, 4 where: n+p=2, 4, if appropriate 0; m=1: 0, 2, 4 where: n+p=0, 2, 4; m=2: 0, 4, 6

Abstract: A photovoltaic element (110) is proposed for conversion of electromagnetic radiation to electrical energy, more particularly a dye solar cell (112). The photovoltaic element (110) has at least one first electrode (116), at least one n-semiconductive metal oxide (120), at least one electromagnetic radiation-absorbing dye (122), at least one solid organic p-semiconductor (126) and at least one second electrode (132). The p-semiconductor (126) comprises silver in oxidized form.

Abstract: Rylene derivatives useful in solar cells, where the rylene derivatives are represented by formula I where each X group is joined to form a six-membered ring, one Y group is an amine group, one Y group is a hydrogen atom, each R group is an alkoxy group, m is 1, n is 4, and P is 0.

Abstract: The present invention relates to compounds of the formulae Ia and Ib in which the variables R, n, A, B, R1 and R2 are each as defined in the description. The present invention further relates to the use of compounds of the formula Ia or Ib or mixtures of compounds of the formulae Ia and Ib and/or isomers or mixtures of the isomers of the compounds of the formulae Ia and Ib as photosensitizers in solar cells and photodetectors, and to solar cells and photodetectors which comprise such compounds of the formula Ia or Ib or mixtures of compounds of the formulae Ia and Ib and/or isomers or mixtures of the isomers of the compounds of the formulae Ia and Ib as photosensitizers.

Abstract: The present invention relates to processes for preparing pentarylene- and hexarylenetetracarboximides of the general formula (I) or (Ia) or mixtures thereof, to pentarylene and hexarylenetetracarboximides having a high degree of substitution, and to their use.

Abstract: A photovoltaic element (110) is proposed for conversion of electromagnetic radiation to electrical energy. The photovoltaic element (110) may especially be a dye solar cell (112). The photovoltaic element (110) has at least one first electrode (116), at least one n-semiconductive metal oxide (120), at least one electromagnetic radiation-absorbing dye (122), at least one solid organic p-semiconductor (126) and at least one second electrode (132). The p-semiconductor (126) comprises at least one metal oxide (130).

Abstract: The present invention pertains to a process for producing a photoelectric conversion device comprising a dye-sensitized metal oxide semiconductor which is treated with an essentially transparent hydroxamic acid or an essentially transparent salt thereof. The invention also relates to a photoelectric conversion device obtainable by the process of the invention and to a photoelectric cell, especially a solar cell, comprising the photoelectric conversion device. Moreover, the invention relates to the use of an essentially transparent hydroxamic acid or an essentially transparent salt thereof for enhancing the energy conversion efficiency ? of dye-sensitized photoelectric conversion devices.

Abstract: The invention relates to compounds of general formula (I) and to the use thereof as active materials in solar cells and photodetectors. The variables in formula (I) are defined in the specification. Formula (I) also has the following example.

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 heptarylene- and octarylenetetracarboximides of the general formula (I) to precursors thereof or mixtures thereof, and to processes for their preparation and to their use.

Abstract: Novel mono-azide substituted rylene-imide derivatives, their use in methods for the detection of analytes and reagents kits for the detection of analytes comprising said novel mono-azide substituted rylene-imide derivatives.

Abstract: The present invention relates to liquid-crystalline rylenetetracarboxylic acid derivatives, to processes for their preparation and to their use as n-type organic semiconductors for producing organic field-effect transistors and solar cells.

Abstract: The present invention relates to pentarylenetetracarboximides of the formula (I) or (Ia) or mixtures thereof to processes for preparation thereof, and to the precursors and use thereof.

Abstract: Rylenetetracarboximides of the general formula I in which the variables are defined as follows: R are identical or different radicals: hydrogen; alkyl, cycloalkyl, aryl or hetaryl, each substituted if desired; R? are identical or different radicals: hydrogen; aryloxy, arylthio, hetaryloxy or hetarylthio, each substituted if desired; n is 1 or 2, and also a process for preparing the rylenetetracarboximides I and their use for coloring high molecular weight organic and inorganic materials, for preparing aqueous polymer dispersions which absorb in the near infrared region of the electromagnetic spectrum, for producing markings and inscriptions which absorb infrared light and are invisible to the human eye, as infrared absorbers for heat management, as IR laser beam-absorbing materials in fusion treatment of plastics parts, and also as active components in photovoltaics.

Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: X are joined to one another with formation of a six-membered ring to give a radical of the formula (a), (b) or (c) are both a —COOM radical; are both hydrogen or one of the two radicals is hydrogen and the other radical is halogen or a radical of the formula (d) Y are joined to one another with formation of a six-membered ring to give a radical of the formula (a) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or together are a radical of the formula (a), (b) or (c); are joined to one another with formation of a six-membered ring to give a radical of the formula (b) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or a —COOM radical or together are a radical of the formula (c); are joined to one anot

Abstract: A photovoltaic element (110) for converting electromagnetic radiation into electrical energy is provided, which has a tandem cell structure.

Abstract: A rylenetetracarboxylic monoimide monoanhydride, a salt thereof; methods of making the rylenetetracarboxylic monoimide monoanhydride and the salt thereof; and materials, additives, and aqueous dispersions containing the rylenetetracarboxylic monoimide monoanhydride and/or the salt thereof.

Abstract: The present invention relates to the use of compounds of the general formula (I) in which the variables are each defined as follows: X are joined to one another with formation of a six-membered ring to give a radical of the formula (x1), (x2) or (x3) both are each a —CWWM radical; Y one of the two radicals is either a radical of the formula (y1) -L-NR1R2??(y1) or a radical of the formula (y2) -L-Z—R3??(y2) and the other radical is hydrogen; are joined to one another with formation of a six-membered ring to give a radical of the formula (y3) or (y4) or both are hydrogen; W are each independently O or S; W? is O, S or N—R?, with the proviso that at least one of the variables W or W in the general formula I is defined as S; R, P, B, A, D, M, L, Z, R1, R2, R3 and R? are each defined as specified in the description; m is 1, 2, 3 or 4; n is 0, 2 or 4 when m=1, 2 or 3; is 0, 2, 4 or 6 when m=4; p is 0, 2 or 4 when m=1, 2 or 3, where n+p=0, 2 or 4; is 0, 2, 4 or 6 whe

Abstract: The present invention relates to the use of halogenated phthalocyanines as charge transport materials and/or as absorber materials.

Abstract: The present invention relates to heptarylene- and octarylenetetracarboximides of the general formula (I) to precursors thereof or mixtures thereof, and to processes for their preparation and to their use.