Phthalocyanine azo dyes containing 5-cyano-dichloropyrimidyl group
US5126443A · kind A · utility
5Cited by
8References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 1990 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Sep 19, 2010 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P3/666
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formulae ##STR1## salts thereof, and mixtures of such compounds or salts, PA0 wherein Me, Pc, Q.sub.1, R.sub.1, R.sub.2, R.sub.3, Y, a, b, c and d as defined, useful as fiber-reactive dyes for dyeing or printing hydroxy group- and nitrogen-containing organic substrates, for example, textile material comprising cotton, the obtained dyeings and prints having good all-round fastnesses, such as good light fastness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.