Patent ID: 6610132
Filing Date: 2003-08-26
Classification: C09B,C09D

Abstract:
A composition comprising:(a) a liquid medium comprising (i), (ii) or (iii): (i) a mixture of water and an organic solvent; (ii) an organic solvent free from water; or (iii) a low melting point solid; and (b) a dye of the Formula (1) or salt thereof: â€ƒwherein: each A independently is N, Câ€”Cl, Câ€”CN or Câ€”NO2; each B independently is a substituent other than â€”COOH; L is optionally interrupted alkylene, optionally substituted by halo or â€”OH, wherein the optional interruption(s) are selected from the group consisting of â€”Sâ€”, â€”NR1â€”, â€”CR1&boxH;CR1â€”, â€”C(O)â€” and â€”C(O)Oâ€”; each Z independently is â€”SR2, â€”OR3, â€”NR4R5 or a labile atom or group; each X independently is â€”Sâ€”, â€”Oâ€” or â€”NR1â€”; each R1 independently is H or optionally substituted alkyl; R2, R3, R4 and R5 are each independently H, optionally substituted alkyl, optionally substituted aryl or optionally substituted aralkyl; or R4 and R5 together with the nitrogen to which they are attached form an optionally substituted five or six membered ring; and each n independently is 0 to 4.