Sulfo group-containing metal phlhalocyanine azo compound having a 6-hydroxypyrid-2-one coupling component radicals having a fiber-reactive group
US4900812A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 29, 1988 |
| Grant date | Feb 13, 1990 |
| Priority date | — |
| Expiry date | Jan 29, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S534/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## and water-soluble salts thereof each cation of which is independently a non-chromophoric cation, wherein PA1 Me is cobalt, copper or nickel, PA1 Pc is the phthalocyanine radical, PA1 each R.sub.1 and R.sub.2 is independently hydrogen or C.sub.1-6 alkyl, PA1 each R.sub.4 is independently hydrogen, halo, hydroxy, C.sub.1-4 alkoxy, C.sub.1-4 alkyl, carboxy or sulfo, PA1 each R.sub.6 is hydrogen, cyano, carbamoyl or ##STR2## wherein An .crclbar. is a non-chromophoric anion, PA1 each R.sub.7 is hydrogen, C.sub.1-4 alkyl, C.sub.5-6 cycloalkyl, phenyl, benzyl, phenylethyl or carboxy, PA1 each W is linear or branched C.sub.2-6 alkylene; linear or branched C.sub.3-6 alkylene monosubstituted by hydroxy; linear or branched C.sub.2-6 alkylene interrupted by ##STR3## wherein R.sub.11 is linear or branched C.sub.1-4 alkylene, PA1 m is 0 or 1, and PA1 the ** indicates the bond attached to the nitrogen atom of the pyridone ring, or ##STR4## wherein the ** is as set forth above, each Y is a fiber-reactive group, PA1 a is 1, 2 or 3, PA1 b is 0, 1 or 2, PA1 c is 1 or 2, with the provisos that a+b+c does not exceed 4 and that each of the four units of the phthalocyani…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.