摘要 |
A process for coloration of a substrate comprising applying thereto by means of an ink-jet printer an ink composition comprising a compound of Formula (1) or salt thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc is a phthalocyanine nucleus of Formula (2); each R<SUP>1 </SUP>and R<SUP>2 </SUP>independetly are H, C<SUB>1-4</SUB>alkyl or C<SUB>1-4</SUB>hydroxyalkyl; R<SUP>3 </SUP>is phenyl carrying 1 or 2 sulpho substituents or phenyl carrying at least 1 carboxy or 1 phosphato substituent and having further optional substituents; x, y and z are all greater than 0 and the sum of (x+y+z) is 2 to 5. Also novel compounds, compositions, printed substrates and ink-jet printer cartridges
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