Patent ID: 6508873
Filing Date: 2003-01-21
Classification: C09B,C09D

Abstract:
An ink which is effective for use in ink jet printing, the ink comprising:(a) from 0.01 to 30 parts by weight of a compound of Formula (1): MvPc(COR1)4â€ƒâ€ƒFormula (1) â€ƒin which: M represents a metal or H; Pc represents a phthalocyanine nucleus; R1 represents OR2; or NR3R4; v is the valence of Pc divided by the valence of M; and R2, R3 and R4 independently represent H or optionally substituted C1-24alkyl; optionally substituted C1-24alkenyl; optionally substituted C1-24alkynyl; optionally substituted C6-24 aryl; optionally substituted C3-24 cycloalkyl; optionally substituted heterocycloalkyl; or optionally substituted heterocycloaryl; and (b) from 70 to 99.9 parts by weight of a liquid medium comprising water and a water dissipatable polymer.