| 摘要 |
Compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula; R1 is H or optionally substituted C1-4alkyl; R2 is H or optionally substituted hydracarbyl; R3 is H or optionally substituted C1-4alkyl; R4 is H or optionally substituted hydrocarbyl; x is 0. to 3.9; y is 0.1 to 4.0; z is 0 to 3.9. Also compositions, inks, ink-jet printing processes and cartridges, printed materials and ink jet printing cartridges. |
