Back to results
US 4,015,933 AGranted
Process for dyeing blended fabrics
AssigneeCiba-Geigy Corporation
InventorsStefan Koller, Arnulf Ruediger Lapple, Marielise Pacher
Life of this patent
Estimating the term…
Abstract
A process for dyeing and printing blends of wool and polyacrylic fibers which comprises the use of dyes of the formula ##STR1## wherein A is the radical of a monofunctional or polyfunctional tertiary amine, X is an anion and F is the radical of a dye of the disperse class.
Claims16
A process for dyeing or printing a blend of wool and polyacrylic fibers which comprises the step of applying to the fibers a dye of the formula ##STR43## wherein A is of the formulas ##STR44## X is an anion and F is the radical of a dye of the disperse class.
Dependencies are inferred from the claim text.