申请人:BASF SE
公开号:US10125143B2
公开(公告)日:2018-11-13
Disclosed herein are cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; R1 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.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. Also disclosed are color converters containing at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, the use of the color converters, and lighting devices containing an LED and at least one color converter.
本文公开了式 (I) 的氰基化合物,其中 R2、R3、R4 和 R5 中至少有一个基团是 CN,其余基团选自氢、氯和溴;X 是 O、S、SO 或 SO2;m 是 0、1、2、3 或 4;R1 选自溴、氯、氰基、-NRaRb、C1-C24-烷基、C1-C24-卤代烷基、C1-C24-烷氧基、C1-C24-卤代烷氧基、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-烯基等。A 是选自通式 (A.1)、(A.2)其中 R6、(R7)n、(R8)o 和 (R9)p 如权利要求和说明中所定义。还公开了含有至少一种聚合物作为基体材料和至少一种式(I)氰化化合物或其混合物作为荧光染料的颜色转换器、颜色转换器的用途以及含有发光二极管和至少一种颜色转换器的照明设备。