Liquid preparations of reactive dyestuffs

Details Liquid preparations of reactive dyestuffs Liquid preparations of reactive dyestuffs

D - Textiles, Paper

06

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D06P 1/382 (2006.01) C09B 62/507 (2006.01) C09B 67/26 (2006.01) D06P 1/02 (2006.01) D06P 3/10 (2006.01) D06P 3/66 (2006.01) D06P 3/82 (2006.01)

Patent

CA 1070903

LIQUID PREPARATIONS OF REACTIVE DYESTUFFS Abstract of the Disclosure: The present invention provides liquid, aqueous dyeing preparations of a reactive dyestuff which in form of the free acid corresponds to the formula Image (I) or to the formula (II) Image or to the formula Image (III) or to the formula (IV) Image or to the formula - 1 - Image (V) or to the formula (VI) Image each containing 5 to 35 % by weight of one of the aforesaid dyestuffs and furthermore 1 to 5 % by weight of buffer sub- stances which are not capable of reacting chemically with the reactive group and thus reducing the dyestuff yield, and having a pH-value of from 3 to 7, said dyeing preparations being suitable for the dyeing and printing of fiber materials on the basis of wool, silk, polyamide and natural or re- generated cellulose, according to the process which is common for reactive dyestuffs. - 1a -

224031

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