C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/155, 8/19
C09B 33/00 (2006.01) C09B 31/00 (2006.01) C09B 35/00 (2006.01) C09B 43/16 (2006.01) C09B 45/00 (2006.01) C09B 45/08 (2006.01) D06P 1/02 (2006.01)
Patent
CA 1177482
Abstract of the Disclosure Basic or cationic, sulphonic acid group containing azo dyes of formula I Image I in which F is the residue of a mono or disazo compound in 1:1 metal complex form or of a tris-, disazoazoxy- or tetra- kisazo compound in metal free or in 1:1 metal complex form, Z1 is -CO-, -SO - or Image and Z2 is Image where R1 and Y are defined herein, X is a basic or cationic group and m, n and p are chosen so that the number of basic and/or cationic groups is greater than the number of sulphonic acid groups, are useful for dyeing and printing cotton, paper and leather.
383488
Kirby Eades Gale Baker
Sandoz Ltd.
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