Water-soluble fibre-reactive phthalocyanine compounds
US4576755A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 15, 1984 |
| Grant date | Mar 18, 1986 |
| Priority date | — |
| Expiry date | Oct 15, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B62/517
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Water-soluble fiber-reactive phthalocyanine compounds of the general formula (1) ##STR1## in which Pc denotes the radical of metal-free or metal-containing phthalocyanine, with the sulfonic acid or sulfonamide groups being bonded in the 3-positions of the aromatic rings of the phthalocyanine, R.sub.1 and R.sub.2 each denote a hydrogen atom or an alkyl group of 1-6 carbon atoms and which can be substituted by methoxy, ethoxy, propoxy, C.sub.2 H.sub.5 --O--C.sub.2 H.sub.4 --O--, cyano, acetylamino, carboxyl, HO.sub.3 S--, H.sub.2 O.sub.3 P--, phenyl, methylphenyl, methoxyphenyl, dimethylamino, diethylamino, .beta.-hydroxyethylamino, .beta.-hydroxyethoxy, N-phenylureido, N-alkyl.sub.C.sbsb.1.sub.-C.sbsb.4 ureido or N-cycloalkylureido groups or an allyl, 2-methallyl, crotyl or cycloalkyl group, and R.sub.1 and R.sub.2, together with the nitrogen atom, can represent the radical of a heterocyclic saturated or unsaturated ring, or R.sub.1 and R.sub.2 represent a phenyl radical which can be substituted by methyl, ethyl, methoxy, ethoxy, carboxyl or sulfonic acid groups, R.sub.3 denotes a hydrogen atom or an alkyl group of 1 to 4 carbon atoms and which can be substituted by hydroxyl or carb…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.