Water-insoluble anthraquinone dyestuffs containing a halodiazinyl group which are soluble in aprotic solvents
US4049661A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1976 |
| Grant date | Sep 20, 1977 |
| Priority date | — |
| Expiry date | Feb 23, 1996 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P3/10
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
New reactive dyestuffs free from acid, salt-forming, water-solubilizing groups, and having the formula ##STR1## wherein D represents the radical of an anthraquinone dyestuff, PA1 Q represents NX.sub.3, O, S or NX.sub.3 CO wherein X.sub.3 represents hydrogen or lower alkyl, PA1 R represents diazinyl containing only chlorine, bromine or fluorine substituents, each of which can be split off as anion and which is bound to a ring carbon atom adjacent to a tertiary nitrogen atom, PA1 X.sub.1 represents hydrogen and PA1 X.sub.2 represents alkyl having from 8 to 18 carbon atoms, or PA1 X.sub.1 and X.sub.2 represents the same or different alkyl or alkoxyalkyl wherein X.sub.1 and X.sub.2 must together contain from 8 to 36 carbon atoms, or PA1 X.sub.1 represents cyclohexyl or cyclohexyl substituted by lower alkyl, and PA1 X.sub.2 represents alkyl of 1 to 18 carbon atoms, alkyl of 1 to 18 carbon atoms substituted by a member selected from the group consisting of hydroxyl, lower alkoxy, lower alkenyloxy and cyano, lower alkenyl, cyclohexyl or cyclohexyl substituted by lower alkyl, said dyestuffs being suitable for the dyeing and printing of hydrophobic organic fibre material, especially fibre m…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.