Reactive diazo dyes, having a fibre reactive group containing a naphtylene middle component
US5403920A · kind A · utility
1Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1993 |
| Grant date | Apr 4, 1995 |
| Priority date | — |
| Expiry date | Jul 19, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B62/513
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Reactive dyes of the formula ##STR1## in which A, U, R.sub.1, R.sub.2, Z and n are as defined in claim 1, are particularly suitable for dyeing or printing cellulosic fibre materials or naturally occurring or synthetic polyamide fibre materials with a high tinctorial yield and produce dyeings and prints with good fastness properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.