| 摘要 |
<p>A process for coloration of a substrate comprising applying thereto by means of an ink-jet printer a composition comprising a medium and a compound of formula (1), wherein: A is optionally substituted aryl; B is optionally substituted arylene; and R?1 and R2¿ are each independently H or optionally substituted alkyl. Also claimed are novel compounds, compositions and ink-jet cartridges for use in an ink-jet printer and substrate printed with an ink-jet printer.</p> |
