Patent ID: 11898075
Assignee: BASF SE
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 6:
7. The device of claim 1, wherein the color converter comprises a further organic fluorescent dye (A) comprising
(a) a perylene-3,4,9,10-tetracarboxylic acid diimide compound of formula (II), wherein
R21 and R22 are independently C1-C30-alkyl, C3-C8-cycloalkyl, C6-C14-aryl, hetaryl, or C6-C14-aryl-C1-C10-alkylene, the (hetero)aromatic ring being optionally substituted by a C1-C10-alkyl;
(b) an aryloxy-substituted perylene-3,4,9,10-tetracarboxylic acid diimide compound of formula (III), wherein
q is 1 to 4,
R30 is aryloxy optionally substituted by halogen, C1-C10-alkyl, or C6-C10-aryl, the R30 radicals being at one or more position indicated by *,
R31 and R32 are independently C1-C30-alkyl, C3-C8-cycloalkyl, C6-C14-aryl, hetaryl, or C6-C14-aryl-C1-C10-alkylene, where the (hetero)aromatic ring being optionally substituted by C1-C10-alkyl;
(c) a core-cyanated naphthoylbenzimidazole compound of formula (IV), wherein
one of R43 or R44 is independently cyano and the other radical R43 or R44 is cyano, phenyl, 4-cyanophenyl, or phenyl comprising 1, 2, or 3 C1-C10-alkyl substituents,
R47, R48, R49, and R410 are independently of each other are hydrogen, cyano, phenyl, 4-cyanophenyl, or phenyl comprising 1, 2, or 3 C1-C10-alkyl substituents,
and/or
(d) a perylene-3,4,9,10-tetracarboxylic acid diimide compound with rigid 2,2′-biphenoxy bridges of formula (V), wherein
R51 and R52 are independently hydrogen, C1-C30-alkyl, polyalkyleneoxy, C1-C30-alkoxy, C1-C30-alkylthio, C3-C20-cycloalkyl, C3-C20-cycloalkyloxy, C6-C24-aryl, C6-C24-aryloxy,
R53, R54, R55, R56, R57, R58, R59, R510, R511, R512, R513, R514, R515, R516, R517 and R518 are independently hydrogen, halogen, cyano, hydroxyl, mercapto, nitro, -NE51E52, —NRAr51CORA52, —CONRAr51RAr52, —SO2NRA51RA52, —COORAr51, —SO3RAr52, 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,
wherein R53 and R54, R54 and R55, R55 and R56, R56 and R57, R57 and R58, R58 and R59, R59 and R510, R511 and R512, R512 and R513, R513 and R514, R55 and R515, R515 and R516, R516 and R517, and/or R517 and R518, together with the carbon atoms of the biphenylyl moiety to which they are bonded, optionally form a further fused ring system,
wherein E51 and E52 are independently hydrogen, C1-C18-alkyl, C2-C18-alkenyl, C2-C18-alkynyl, C3-C20-cycloalkyl, or C6-C10-aryl, and
RAr51 and RAr52 are independently hydrogen, C1-C18-alkyl, C3-C20-cycloalkyl, heterocyclyl, C6-C20-aryl, or heteroaryl.