Polymeric tetraaroxyperylene-3,4,9,10-tetracarboxylic diimides of the formula I ##STR1## (R.sup.1 : denotes identical or different aryl radicals which may be substituted by cyano, nitro, halogen, C.sub.1 -C.sub.18 -alkoxy, C.sub.5 -C.sub.7 -cycloalkyl and/or C.sub.1 -C.sub.18 -alkyl and may each contain up to 24 carbon atoms; R.sup.2 : denotes C.sub.2 -C.sub.30 -alkylene groups whose carbon chain may be interrupted by from 1 to 10 oxygen atoms in ether function or by a phenylene or cyclohexylene group, or optionally C.sub.1 -C.sub.10 -alkylene- or oxygen-bridged C.sub.6 -C.sub.30 -arylene or cyclohexylene radicals; n: is from 2 to 100), preparation thereof and use thereof and also tetraaroxypery-lene-3,4,9,10-tetracarboxylic dianhydrides as intermediates therefor.
1,7-Disubstituted perylene-3,4,9,10-tetracarboxylic dianhydrides I and perylere-3,4,9,10-tetracarboxylic acids Ia ##STR1## where L.sup.1, L.sup.2 independently of one another are 1,2-ethylene, 1,2-ethenylene and 1,2-ethynylene, and R.sup.1, R.sup.2 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.30 -alkyl, their preparation and use as pigments, laser dyes and precursors for preparing fluorescent dyes, polymeric colorants, pigments and pigment additives, and also 1,7-disubstituted perylene-3,4,9,10-tetracarboxylic diimides (VI) as their intermediates.
1,7-Disubstituted perylene-3,4,9,10-tetracarboxylic dianhydrides I and perylene-3,4,9,10-tetracarboxylic acids Ia ##STR1## where R is substituted or unsubstituted aryloxy, arylthio, hetaryloxy or hetarylthio, their preparation and use as pigments, laser dyes and precursors for preparing fluorescent dyes, polymeric colorants, pigments and pigment additives, and 1,7-disubstituted perylene-3,4,9,10-tetracarboxylic diimides (VI) as intermediates thereof.
A 1,7-disubstituted perylene-3,4,9,10-tetracarboxylic diimide of the general formula VI: ##STR1## Compositions or products comprising the compound of formula VI. Compositions comprising 1,7-diaroxy- or 1,7-diarylthio-substituted perylene-3,4,9,10-tetracarboxylic dianhydrides (I) or 1,7-diaroxy- or 1,7-diarylthio-substituted perylene-3,4,9,10-tetracarboxylic acids (Ia).
A 1,7-disubstituted perylene-3,4,9,10-tetracarboxylic diimide of the general formula VI ##STR1## where X.sup.1 and X1 re independently bromine or --L--R, where L is 1,2-ethylene, 1,2-ethenylene or 1,2-ethynylene and R is hydrogen or C.sub.1 -C.sub.30 -alkyl whose carbon chain can be interrupted by one or more groups --O--, --S--, --NR.sup.3 --, --CO-- and/or --SO.sub.2 -- and/or which can be substituted one or more times by --COOR.sup.3, --SO.sub.3 R.sup.3, hydroxyl, cyano, C.sub.1 -C.sub.6 -alkoxy, C.sub.5 -C.sub.8 -cycloalkyl or aryl or by a 5- to 7-membered heterocyclic radical which is attached via a nitrogen atom and can include further heteroatoms and/or can be aromatic, R.sup.3 being hydrogen or C.sub.1 -C.sub.6 -alkyl.
Perylene-3,4:9,10-tetracarboxylic diimides of the general formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are independently hydrogen, chlorine, bromine or substituted or unsubstituted aryloxy, arylthio, arylamino, hetaryloxy or hetarylthio; R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and R.sup.10 are independently hydrogen or long-chain alkyl, alkoxy or alkylthio whose carbon chain may in each case contain up to four double bonds, with the proviso that at least four of these radicals are not hydrogen are prepared and used as liquid-crystalline materials for electronic, optoelectronic and photonic applications, for coloration of macromolecular organic and of inorganic materials, as fluorescent dyes and as laser dyes and also as organic materials for solar collectors and electroluminescence applications.
