2-phenylphenoxy-substituted perylene bisimide compounds and their use

A perylene bisimide compound of formula (I)

• wherein
• R1 and R2, independently of each other, are hydrogen, an unsubstituted or a substituted C1-C30-alkyl, an unsubstituted or a substituted polyalkyleneoxy, an unsubstituted or a substituted C1-C30-alkoxy, an unsubstituted or a substituted C1-C30-alkylthio, an unsubstituted or a substituted C3-C20-cycloalkyl, an unsubstituted or a substituted C3-C20-cycloalkyloxy, an unsubstituted or a substituted C6-C24-aryl, or an unsubstituted or a substituted C6-C24-aryloxy;
• R3, R10, R11, and R18, independently of each other, are phenyl or phenyl substituted by one, two, three, four or five radicals L, wherein L is halogen, cyano, hydroxyl, mercapto, —NRAr1CORAr2, unsubstituted or substituted C1-C30-alkyl, polyalkyleneoxy, C1-C30-alkoxy, C1-C30-alkylthio, C3-C20-cycloalkyl, C3-C20-cycloalkoxy, C6-C24-aryl, C6-C24-aryloxy or C6-C24-arylthio;
• R4, R5, R6, R7, R8, R9, R12, R13, R14, R15, R16, and R17 independently of each other, are hydrogen, halogen, cyano, hydroxyl, mercapto, —NRAr1CORAr2, —CONRAr1RAr2, —SO2NRAr1RAr2, —COORAr1, —SO3RAr2, an unsubstituted or a substituted C1-C30-alkyl, an unsubstituted or a substituted polyalkyleneoxy, an unsubstituted or a substituted C1-C30-alkoxy, an unsubstituted or a substituted C1-C30-alkylthio, an unsubstituted or a substituted C3-C20-cycloalkyl, an unsubstituted or a substituted C3-C20-cycloalkoxy, an unsubstituted or a substituted C6-C24-aryl, an unsubstituted or a substituted C6-C24-aryloxy or an unsubstituted or a substituted C6-C24-arylthio,
• where R4 and R5, R5 and R6, R7 and R8, R8 and R9, R12 and R13, R13 and R14, R14 and R15, R15 and R16, and/or R16 and R17 together with the carbon atoms to which they are bonded, are optionally form a fused aromatic or non-aromatic carbon ring system wherein the fused ring system is unsubstituted or substituted;
• where RAr1 and RAr2, independently of each other, are hydrogen, an unsubstituted or a substituted C1-C18-alkyl, an unsubstituted or a substituted C3-C20-cycloalkyl, an unsubstituted or a substituted heterocyclyl, an unsubstituted or a substituted C6-C20-aryl or an unsubstituted or a substituted heteroaryl.