Phase change ink compositions comprising a phase change ink carrier and a colorant
compound of the formula
##STR1##
wherein M is either (1) a metal ion having a positive charge of +y wherein
y is an integer which is at least 2, said metal ion being capable of forming a
compound with at least two
##STR2##
chromogen moieties, or (2) a metal-containing moiety capable of forming
a compound with at least two
##STR3##
chromogen moieties, z is an integer representing the number of
##STR4##
chromogen moieties associated with the metal and is at least 2, R1,
R2, R3, R4, R5, R6, R7,
a, b, c, d, Y, and z are as defined herein, Q— is a COO— group or a
SO3— group, A is an organic anion, and CA is either a hydrogen
atom or a cation associated with all but one of the Q— groups.