| abstract |
An ink composition comprising: (i) a dye of Formula (1) or a salt thereof: <IMAGE> Formula (1) ESO2NHCH2CH2Z wherein: A is optionally substituted phenylene; B and E each independently is optionally substituted phenylene or optionally substituted naphthylene; D is a coupling component; each R1 independently is H or optionally substituted alkyl; X is a labile or non-labile atom or group; each Z independently is -OR3, -SR3, -NR4R5 or -Y-SO3H in which Y is O or S; and R3, R4 and R5 each independently is H, optionally substituted alkyl, optionally substituted alkenyl, cycloalkyl, optionally substituted aralkyl, optionally substituted aryl or R4 or R5 together with the nitrogen atom to which they are attached form a 5 or 6 membered ring; and (ii) a medium comprising a low melting point solid, an organic solvent, or a mixture of water and one or more water-soluble organic solvent(s). Also claimed is a process for ink jet printing using the inks, a process for ink jet printing of textiles using the inks and a toner containing a dye with at least one group of Formula (1). |