[EN] CYANOARYL SUBSTITUTED BENZ(OTHI)OXANTHENE COMPOUNDS<br/>[FR] COMPOSÉS DE BENZOXANTHÈNE OU DE BENZOTHIOXANTHÈNE SUBSTITUÉS PAR CYANOARYLE
申请人:BASF SE
公开号:WO2019121602A1
公开(公告)日:2019-06-27
The present invention relates to a cyanoaryl substituted compound of formula (I), (I) wherein m is 0-4; R2, R3, R4 and R5 are selected from hydrogen, chlorine, bromine and C6-C24-aryl, which carries one to three cyano; each R1 independently from each other is selected from bromine, chlorine, cyano, -NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24- alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc., with the proviso that at least one of the radicals R1, R2, R3, R4 and R5 is C6-C24-aryl, which carries one to three cyano; X is O, S, SO or SO2; A is a diradical of the formulae (A.1), (A.2), (A.3), or (A.4) wherein *, R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. The invention also relates to the use of said compound(s) in color converters, to said color converters and their use, to lighting devices, to a backlight unit for liquid crystal displays; a liquid crystal display device and a self-emissive display device comprising at least one compound (I).
本发明涉及一种公式(I)的氰芳基取代化合物,其中m为0-4;R2、R3、R4和R5选自氢、氯、溴和C6-C24-芳基,其携带一到三个氰基;每个R1独立地选自溴、氯、氰基、-NRaRb、C1-C24-烷基、C1-C24-卤代烷基、C1-C24-氧基、C1-C24-卤代氧基、C3-C24-环烷基、杂环烷基、杂芳基、C6-C24-芳基、C6-C24-芳氧基、C6-C24-芳基-C1-C10-烷基等,但至少一个基团R1、R2、R3、R4和R5是携带一到三个氰基的C6-C24-芳基;X为O、S、SO或SO2;A为公式(A.1)、(A.2)、(A.3)或(A.4)的二重基,其中*、R6、(R7)n、(R8)o和(R9)p如权利要求和说明书中所定义。本发明还涉及所述化合物在彩色转换剂中的使用,所述彩色转换剂及其使用,照明装置,液晶显示器的背光单元;包括至少一种化合物(I)的液晶显示器装置和自发光显示器装置。