Black dye mixtures of fiber-reactive AZO dyes and use thereof for dyeing material containing hydroxy- and/or carboxamido groups
US6946006B2 · kind B2 · utility
1Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2002 |
| Grant date | Sep 20, 2005 |
| Priority date | — |
| Expiry date | Aug 29, 2022 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P3/10
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention describes a dye mixture containing at least one dyestuff of the general formula and one or more reactive dyes of the general formula (II), wherein D1, D2, D21, R21, Z21, M and n are defined in the specification, a process for its preparation and its use for dyeing and printing hydroxyl- and/or carboxamido-containing material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.