abstract |
The present invention relates to a colorant composition comprising at least one compound of formula (I)nâ–ˇnWherein R0 is C1-C4 alkyl, R1 is H, C1-C4 alkyl, sulfonic acid group, -CO-NH-(C1-C4 alkyl), CN, or (C1-C4-alkylene)sulfonic acid a group, R2 is H or a C1-C4 alkyl group, R3 is H, a sulfonic acid group, a C1-C4 alkyl group, or a C1-C4 alkoxy group, and R4 is H, a C1-C4 alkyl group, or a C1-C4 alkoxy group. Base; and at least one organic pigment.nThe colorant composition is especially suitable for color filters. |