Fiber-reactive halotriazinyl or halopyrimidinyl disazo dyes
US5486600A · kind A · utility
3Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1993 |
| Grant date | Jan 23, 1996 |
| Priority date | — |
| Expiry date | Jul 19, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B62/4415
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R', A and Y.sub.1 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 having good fastness properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.