摘要:
Rylene dyes of the general formula I where the variables are defined as follows: R is hydrogen; optionally substituted C1-C30-alkyl, C5-C8-cycloalkyl, aryl or hetaryl; R′ is bromine; cyano; —NR32; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio; optionally substituted C3-C18-alk-1-ynyl; X, Y are both hydrogen or together are a radical of the formula Ia n is 2, 3, 4 or additionally 1 when X and Y are a radical of the formula Ia; n′ is from 1 to 4; m is from 0 to 6.
摘要:
1,6,9,14-Tetrasubstituted terrylenetetracarboxylic diimides are particularly useful for absorbing and emitting in the long-wavelength red and near infrared region of the electromagnetic spectrum.
摘要:
Rylene derivatives of the general formula I where the variables have the following meanings: R is hydrogen or substituted or unsubstituted C1–C30-alkyl, aryl or hetaryl; R1 is hydrogen or bromine; R2 is hydrogen or C1–C6-alkyl; R3 is hydrogen, C1–C18-alkyl or substituted or unsubstituted aryl or hetaryl; and n is 2 or 3.
摘要翻译:通式I的亚芳基衍生物,其中变量具有以下含义:R是氢或取代或未取代的C 1 -C 30 - 烷基,芳基或杂芳基; R 1是氢或溴; R 2是氢或C 1 -C 6 - 烷基; R 3是氢,C 1 -C 18 - 烷基或取代或未取代的芳基或杂芳基; n为2或3。
摘要:
Dibenzorylenetetracarboximides of the general formula I in which the variables are each defined as follows: R′ are identical or different radicals: hydrogen; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio; R are identical or different radicals: hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl; m, n are each independently 0 or 1.
摘要:
Dibenzorylenetetracarboximides of the general formula I in which the variables are each defined as follows: R′ are identical or different radicals: hydrogen; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio; R are identical or different radicals: hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl; m, n are each independently 0 or 1.
摘要:
The current invention relates to a perylene-3,4-dicarboxylic anhydride, substituted in the 9-position, of the general formula III wherein Z is bromine or cyano, and processes for preparing 9-bromoperylene-3,4-dicarboxylic anhydride and 9-cyanoperylene-3,4-dicarboxylic anhydride.
摘要:
A process for preparing terylene-3,4:11,12-tetracarboximides I where the variables are each defined as follows: R, R′ are each independently hydrogen; if desired substituted alkyl or cycloalkyl; R1 is hydrogen or alkyl; R2 is hydrogen; alkyl; if desired substituted aryl or hetaryl, by reacting a perylene-3,4-dicarboximide II in the presence of a base-stable, high-boiling organic solvent and of an alkali metal or alkaline earth metal base, with a naphthalene-1,8-dicarboximide III in which X is hydrogen, bromine or chlorine.
摘要翻译:制备三苯醚-3,4:11,12-四甲酰亚胺I的方法,其中各变量各自定义如下:R,R'各自独立地为氢; 如果需要,取代的烷基或环烷基; R 1是氢或烷基; R 2是氢; 烷基; 如果需要的话取代的芳基或杂芳基,通过在碱稳定的高沸点有机溶剂和碱金属或碱土金属的碱存在下,将苝-3,4-二甲酰亚胺II与萘-1,8 二甲酰亚胺III,其中X是氢,溴或氯。
摘要:
The present invention relates to a process for preparing dye-comprising aqueous polymer dispersions by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of free-radical initiators, in which at least some of the monomers are employed in the form of an oil-in-water emulsion E1 whose disperse phase comprises at least one oil-soluble dye, wherein the disperse phase of E1 is formed essentially of dye-comprising monomer droplets having a diameter
摘要:
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.