Liquid preparations of reactive dyestuffs

Details Liquid preparations of reactive dyestuffs Liquid preparations of reactive dyestuffs

C - Chemistry, Metallurgy

09

B

8/45

C09B 27/00 (2006.01) C09B 46/00 (2006.01) C09B 62/00 (2006.01) C09B 67/26 (2006.01) D06P 1/38 (2006.01) D06P 3/66 (2006.01)

Patent

CA 1046709

LIQUID PREPARATIONS OF REACTIVE DYESTUFFS Abstract of the disclosure: The present invention provides liquid aqueous dyeing preparations of reactive dyestuffs which in the form of their free acid correspond to the formula (I) (HO3S)m-F-Zn (I), wherein F represents the radical of a dyestuff chromophore of an anthraquinone, a mono-, dis- or tris-azo dyestuff, or of a phthalocyanine dyestuff, the phthalocyanine dyestuffs as well as the azo dyestuffs possibly being present as complex metal compounds with Cu, Cr, Co, Ni or Fe as the complex-forming central atom, m represents an integer being 2 or above, for example an integer in the range of from 2 to 8, and n is an in- teger in the range of from 1 to 3, and Z stands for a fiber- reactive group, said dyeing preparations being suitable for the dyeing and printing of fiber materials on the basis of wool, silk, polyamide and natural or regenerated cellulose, accor- ding to the process which is common for reactive dyestuffs.

224010

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