| 摘要 |
PCT No. PCT/GB96/02299 Sec. 371 Date Apr. 7, 1998 Sec. 102(e) Date Apr. 7, 1998 PCT Filed Sep. 20, 1996 PCT Pub. No. WO97/13813 PCT Pub. Date Apr. 17, 1997A compound of the Formula (1) and salts thereof: wherein: M is a metal or hydrogen; Pc is a phthalocyanine nucleus; R1 and R2 are each independently H or optionally substituted alkyl, aryl or aralkyl; R3 is an aminoalkyl group; L is a divalent organic linking group; x and y each independently have a value of 0.5 to 3.5; and (x+y) is from 3 to 4. A process for making the compounds of Formula (1). The compounds of Formula (1) are useful as colorants for inks which are used in for example ink jet printing of substrates such as paper, plastics, textile materials, metal or glass.
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