Back to results
US 2007/0199162 A1Published application
Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials
AssigneeDyStar Textilfarben GmbH & Co. Deutschland KG
InventorsStefan Ehrenberg, Andreas Giehl, Jorg Worner
Life of this patent
Estimating the term…
Abstract
The present invention relates to processes for mono-, di- or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials, these processes utilizing a) blue-dyeing dye mixture, b) a red-dyeing dye mixture and/or c) a yellow-dyeing dye mixture, and also blue-dyeing, red-dyeing and yellow-dyeing dye mixtures and processes for their preparation.
Claims12
1-10. (canceled)
A yellow-dyeing dye mixture comprising at least one dye of the general formula (V)
- and at least one dye of the general formula (VI)
- where
- R7 and R8 represent hydrogen, methyl, methoxy Or —SO3M;
- Y4, Y5 and Y6 independently represent vinyl or β-sulfatoethyl;
- D1 represents a group of the formula
- and
- M represents hydrogen, sodium or potassium.
4 more elements
14-17. (canceled)
Dependencies are inferred from the claim text.