Process for the one-bath, single-stage dyeing or printing of cellulose fibres with fibre-reactive disperse dyestuffs
AssigneeBayer Aktiengesellschaft
InventorsUdo-Winifred Hendricks, Dietrich Hildebrand, Robert Kuth
Life of this patent
Estimating the term…
Abstract
Padding liquors or printing pastes which contain at least one compound which is free from ionic groups and possesses one or more glycicyl radicals are used for the one-bath, single-stage dyeing and printing of textile sheet-like structures of cellulose fibres or fibre blends containing cellulose fibres with water-insoluble reactive disperse dyestuffs in the absence of alkalis or alkaline compounds.
Claims3
In the dyeing and printing of fibres and textile materials containing cellulose wherein the fibres or textile materials are contacted with a padding liquor or printing paste containing a water-insoluble reactive disperse dyestuff in the absence of alkali or alkaline compounds, the improvement which comprises incorporating in the padding liquor or printing paste at least one compound of the formula
- wherein
- Z.sub.1 is a monovalent to tetravalent aliphatic hydrocarbon radical with 1-5 carbon atoms,
- n is 0-10, and
Dependencies are inferred from the claim text.