C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
8/49
C09B 1/00 (2006.01) C09B 27/00 (2006.01) C09B 31/00 (2006.01) C09B 67/42 (2006.01) C09B 69/00 (2006.01) D06P 1/16 (2006.01) D06P 1/38 (2006.01) D06P 3/82 (2006.01)
Patent
CA 1074958
STABLE LIQUID WATER-CONTAINING DYEING COMPOSITIONS CONTAINING DISPERSE AND REACTIVE DYESTUFFS AND THEIR USE FOR DYEING OR PRINTING MIXED FIBRE MATERIALS Abstract of the Disclosure A stable, liquid, aqueous dyeing composition consisting of (a) 3 to 25 percent by weight of at least one fibre-reactive dye- stuff of the formula (HO3S)m-F-Zn in which F represents the radical of a dyestuff chromophore of an anthraquinone-, monoazo-, disazo-, trisazo- or phthalocyanine dyestuff, Z represents a fibre-reactive group, m stands for an integer from 1 to 6 and n stands for an integer from 1 to 3, (b) 3 to 25 percent by weight of at least one disperse dyestuff, (c) 0.5 to 5 percent by weight of a buffer substance, (d) 3 to 40 percent by weight of a dispersing agent, wetting agent, anti- freezing agent or preservative or mixtures thereof, and (e) water, and having a pH value between 4 and 7, said dyeing compositions being suitable for the dyeing or printing of blends of fibres containing on the one hand wool, silk, fibres of native or re- generated cellulose, and on the other hand synthetic polyamide, polyacrylonitril or linear polyesterfibres.
255525
Helling Heinrich
Opitz Konrad
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