| 摘要 |
Abstract Black trisazo dyes of general formula (IV) SO 3M N- B m(MO 3S OH MO 3 S 4 (SO 3M), (IV) or of general formula (V) m(MO 3S) 3 N-B - 1 N MO 3S N 4 (SO 3M). (v) where A is a moiety of general formula (VI) (VI) or a moiety of general formula (VII) o(MO3 S) (Vil) and B is a moiety of general formula (VIII) R, (Vill) or of general formula (IX) p(Mo 3S) (IX) and M, R1 , R2 , R3 , R4 , R5 , R6 , R7, R8 , Rg, R10 , R11, R12 , R13 , R14 , R15 , R16 , R17 , R18 , m, n, o and p are as described in the specification, are excellent black dyes for dying and printing of paper, other cellulose containing materials and tex tile materials and, in particular, for the preparation of recording liquids for ink jet printing and for writing utensils. |
