| 摘要 |
<p>Dyes have the gen. formula: (in which PC is a phthalocyanine group; A is a divalent link with at least 2C atoms; R1 and R2 are H, a hydrocarbon group or ring members; R3 and R4 are H, lower alkyl group, or part of a ring including A; R5 is H or lower alkyl; X is an acyl group with anionic substituents and/or multiple double bonds, or a hal pyrimidyl, hal triazinyl or hal pyrimidyl alkylene group, m and n are 1 to 3; p is 1 to 2; r is 1 to 5 and m + n + p is 4 or 5). Pref. PC is a copper phthalocyanine group; R1, R2, R3, R4 are H; A is a sulp onated phenylene group; r is 1 and X ia a polyhal pyrimidine group, the hal being F, Cl or Br. Used for leather and textiles esp. cellulose by exhaustion.</p> |
